This System Manual is intended for all persons who design, install,
commission, and adjust the 9300 vector frequency inverter.
Together with the System Manual (extension), document number
EDSV9383V−EXT and the catalog it forms the basis for project planning for
the manufacturer of plants and machinery.
The System Manual is the basis for the description of the 9300 vector
frequency inverter. Together with the System Manual (extension),
document number EDSVF9383V−EXT, a complete System Manual is
available:
ƒ The features and functions are described in detail.
ƒ Examples describe how to set the parameters for typical applications.
ƒ In case of doubt, the Operating Instructions delivered together with the
9300 vector frequency inverter always apply.
Contents of the System ManualContents of the System Manual (extension)
1Preface1Preface
Safety˘
2
3Technical data˘
4Installing the standard device˘
5Wiring the standard device˘
6Commissioning˘
7Parameter setting˘
8
Configuration
8.1 Description of function blocks
Diameter calculator (DCALC)
Master frequency input (DFIN)
Master frequency output (DFOUT)
Master frequency ramp function
generator (DFRFG)
Master frequency processing
(DFSET)
Internal motor control with V/f
characteristic control (MCTRL1)
Internal motor control with vector
control
8.2 Code table
8.3 Selection lists
8.4 Table of attributes
9Troubleshooting and fault elimination˘
10 DC−bus operation˘
11 Safety engineering˘
˘3Application examples
˘4Signal flow diagrams
12 Accessories˘
13 Appendix5Appendix
MCTRL2
2
Configuration
2.1 Configuring with Global Drive
Control
Basic configurations
2.2
2.3 How to use function blocks
2.4 Function blocks
(Description of the other function
blocks)
2.5 Monitoring
EDSVF9333V EN 6.2−04/2012
1.1−1
Page 14
1
1.1
1.1.2
Preface and general information
How to use this System Manual
Document history
How to find information
Use the System Manual as the basis. It contains references to the
corresponding chapters in the System Manual Supplement:
ƒ Each chapter is a complete unit and comprehensively informs about a
ƒ The Table of Contents and Index help you to find all information about
ƒ Descriptions and data of other Lenze products (Drive PLC, Lenze geared
Tip!
1.1.2Document history
subject.
a certain topic.
motors, Lenze motors, ...) can be found in the corresponding catalogs,
Operating Instructions and manuals. The required documentation can
be ordered at your Lenze sales partner or downloaded as PDF file from
the Internet.
Information and auxiliary devices related to the Lenze products
can be found in the download area at
http://www.Lenze.com
What is new / what has
changed?
Material numberVersionDescription
.Cn:6.204/2012TD23Error corrections
133477256.009/2010TD23Revision for software version 8.0.
Error corrections
131891223.006/2005TD23The documentation is divided into 2 parts:
System Manual and System Manual
(extension).
Complete revision for software version 7.0.
004105912.005/1999−Documentation for hardware version 3.x
and software version 2.x.
1.1−2
EDSVF9333V EN 6.2−04/2012
Page 15
Preface and general information
How to use this System Manual
Products to which the System Manual applies
1
1.1
1.1.3
1.1.3Products to which the System Manual applies
This documentation applies to 9300 frequency inverters as of version:
Nameplate
EVF93xx ˘EVVxxx6x8x
Product range
EVFFrequency inverter
Type no. / power
400 V480 V
9321 0.37 kW0.37 kW
9322 0.75 kW0.75 kW
9323 1.5 kW1.5 kW
9324 3.0 kW3.0 kW
9325 5.5 kW5.5 kW
9326 11 kW11 kW
9327 15 kW18.5 kW
9328 22 kW30 kW
9329 30 kW37 kW
9330 45 kW55 kW
9331 55 kW75 kW
9332 75 kW90 kW
9333 90 kW110 kW
Design
EBuilt−in unit (standard mounting)
CCold plate technique
Version
VVector−controlled frequency inverter
Variant
˘Standard
V003 Cold plate
V004 Safe standstill
V024 Safe standstill and IT system
V100 IT system
Hardware version
Software version
EDSVF9333V EN 6.2−04/2012
1.1−3
Page 16
Page 17
1.2Legal regulations
Preface and general information
Legal regulations
1
1.2
Labelling
Manufacturer
CE conformity
Application as directed
Lenze controllers are unambiguously designated by the contents of the
nameplate.
ƒ must only be operated under the conditions prescribed in this System
Manual.
ƒ are components
– for open and closed loop control of variable speed drives with
asynchronous standard motor or asynchronous servo motors
– for installation in a machine
– for assembly with other components to form a machine.
ƒ comply with the requirements of the Low−Voltage Directive.
ƒ are not machines for the purpose of the Machinery Directive.
ƒ are not to be used as domestic appliances, but only for industrial
purposes.
Drives with 9300 vector frequency inverters
ƒ comply with the EMC Directive if they are installed according to the
guidelines of CE−typical drive systems.
ƒ can be used
– for operation on public and non−public mains
– for operation in industrial premises and residential areas.
ƒ The user is responsible for the compliance of his application with the
EC directives.
Any other use shall be deemed as inappropriate!
EDSVF9333V EN 6.2−04/2012
1.2−1
Page 18
1
1.2
Preface and general information
Legal regulations
Liability
Warranty
The information, data, and notes in this System Manual met the state of the
art at the time of printing. Claims on modifications referring to controllers
and components which have already been supplied cannot be derived from
the information, illustrations, and descriptions.
The specifications, processes, and circuitry described in this System Manual
are for guidance only and must be adapted to your own specific application.
Lenze does not take responsibility for the suitability of the process and circuit
proposals.
The specifications in this System Manual describe the product features
without guaranteeing them.
Lenze does not accept any liability for damage and operating interference
caused by:
ƒ Disregarding the System Manual
ƒ Unauthorised modifications to the controller
ƒ Operating errors
ƒ Improper working on and with the controller
See terms of sales and delivery of the Lenze Automation GmbH.
Warranty claims must be made to Lenze immediately after detecting the
deficiency or fault.
The warranty is void in all cases where liability claims cannot be made.
1.2−2
EDSVF9333V EN 6.2−04/2012
Page 19
1.3Conventions used
This documentation uses the following conventions to distinguish between
different types of information:
Type of informationIdentificationExamples/notes
Spelling of numbers
Decimal separatorlanguage−depen
Warnings
UL warnings
UR warnings
Text
Program name» «PC software
Icons
Page reference
Preface and general information
Conventions used
dent
In each case, the signs typical for
the target language are used as
decimal separators.
For example: 1234.56 or 1234,56
Are only given in English.
For example: »Engineer«, »Global
Drive Control« (GDC)
Reference to another page with
additional information
For instance:
16 = see page 16
1
1.3
EDSVF9333V EN 6.2−04/2012
1.3−1
Page 20
Page 21
1.4Notes used
Preface and general information
Notes used
The following pictographs and signal words are used in this documentation
to indicate dangers and important information:
1.4
1
Safety instructions
Structure of safety instructions:
Danger!
(characterises the type and severity of danger)
Note
(describes the danger and gives information about how to
prevent dangerous situations)
Pictograph and signal wordMeaning
Danger of personal injury through dangerous
electrical voltage.
Danger!
Danger!
Stop!
Reference to an imminent danger that may result in
death or serious personal injury if the corresponding
measures are not taken.
Danger of personal injury through a general source of
danger.
Reference to an imminent danger that may result in
death or serious personal injury if the corresponding
measures are not taken.
Danger of property damage.
Reference to a possible danger that may result in
property damage if the corresponding measures are
not taken.
Application notes
Special safety instructions
and application notes for UL
and UR
Pictograph and signal wordMeaning
Note!
Tip!
Pictograph and signal wordMeaning
Warnings!
Warnings!
Important note to ensure troublefree operation
Useful tip for simple handling
Reference to another documentation
Safety or application note for the operation of a
UL−approved device in UL−approved systems.
Possibly the drive system is not operated in
compliance with UL if the corresponding measures are
not taken.
Safety or application note for the operation of a
UR−approved device in UL−approved systems.
Possibly the drive system is not operated in
compliance with UL if the corresponding measures are
not taken.
2.4Safety instructions for the installation according to UL or UR 2.4−1 . . . . . . .
Safety instructions
Contents
2
EDSVF9333V EN 6.2−04/2012
2−1
Page 24
Page 25
2.1General safety information
Safety instructions
General safety information
2
2.1
Scope
For your own safety
The following general safety instructions apply to all Lenze drive and
automation components.
The product−specific safety and application notes given in this
documentation must be observed!
Note for UL−approved systems: UL warnings are notes which only apply to
UL systems. The documentation contains specific notes with regard to UL.
Danger!
Disregarding the following basic safety measures may lead to
severe personal injury and damage to material assets!
ƒ Lenze drive and automation components ...
... must only be used for the intended purpose.
... must never be operated if damaged.
... must never be subjected to technical modifications.
... must never be operated unless completely assembled.
... must never be operated without the covers/guards.
... can − depending on their degree of protection − have live, movable or
rotating parts during or after operation. Surfaces can be hot.
Transport, storage
ƒ All specifications of the corresponding enclosed documentation must
be observed.
This is vital for a safe and trouble−free operation and for achieving the
specified product features.
The procedural notes and circuit details provided in this document are
proposals which the user must check for suitability for his application.
The manufacturer does not accept any liability for the suitability of the
specified procedures and circuit proposals.
ƒ Only qualified skilled personnel are permitted to work with or on Lenze
drive and automation components.
According to IEC 60364 or CENELEC HD 384, these are persons ...
... who are familiar with the installation, assembly, commissioning and
operation of the product,
... possess the appropriate qualifications for their work,
... and are acquainted with and can apply all the accident prevent
regulations, directives and laws applicable at the place of use.
ƒ Transport and storage in a dry, low−vibration environment without
aggressive atmosphere; preferably in the packaging provided by the
manufacturer.
– Protect against dust and shocks.
– Comply with climatic conditions according to the technical data.
EDSVF9333V EN 6.2−04/2012
2.1−1
Page 26
2
2.1
Safety instructions
General safety information
Mechanical installation
Electrical installation
ƒ Install the product according to the regulations of the corresponding
documentation. In particular observe the section "Operating
conditions" in the chapter "Technical data".
ƒ Provide for a careful handling and avoid mechanical overload. During
handling neither bend components, nor change the insulation
distances.
ƒ The product contains electrostatic sensitive devices which can easily be
damaged by short circuit or static discharge (ESD). Thus, electronic
components and contacts must not be touched unless ESD measures
are taken beforehand.
ƒ Carry out the electrical installation according to the relevant
regulations (e. g. cable cross−sections, fusing, connection to the PE
conductor). Additional notes are included in the documentation.
ƒ When working on live products, observe the applicable national
regulations for the prevention of accidents (e.g. BGV 3).
ƒ The documentation contains information about EMC−compliant
installation (shielding, earthing, arrangement of filters and laying
cables). The system or machine manufacturer is responsible for
compliance with the limit values required by EMC legislation.
Warning: The controllers are products which can be used in category C2
drive systems as per EN 61800−3. These products may cause radio
interference in residential areas. If this happens, the operator may need
to take appropriate action.
ƒ For compliance with the limit values for radio interference emission at
the site of installation, the components − if specified in the technical
data − have to be mounted in housings (e. g. control cabinets). The
housings have to enable an EMC−compliant installation. In particular
observe that for example control cabinet doors preferably have a
circumferential metallic connection to the housing. Reduce openings or
cutouts through the housing to a minimum.
ƒ Only plug in or remove pluggable terminals in the deenergised state!
Commissioning
Operation
Safety functions
2.1−2
ƒ If required, you have to equip the system with additional monitoring
and protective devices in accordance with the respective valid safety
regulations (e. g. law on technical equipment, regulations for the
prevention of accidents).
ƒ Before commissioning remove transport locking devices and keep them
for later transports.
ƒ Keep all protective covers and doors closed during operation.
ƒ Without a higher−level safety system, the described product must
neither be used for the protection of machines nor persons.
ƒ Certain controller versions support safety functions (e.g. "Safe torque
off", formerly "Safe standstill").
The notes on the safety functions provided in the documentation of the
versions must be observed.
EDSVF9333V EN 6.2−04/2012
Page 27
Safety instructions
General safety information
2
2.1
Maintenance and servicing
Disposal
ƒ The components are maintenance−free if the required operating
conditions are observed.
ƒ If the cooling air is polluted, the cooling surfaces may be contaminated
or the air vents may be blocked. Under these operating conditions, the
cooling surfaces and air vents must be cleaned at regular intervals.
Never use sharp objects for this purpose!
ƒ Only replace defective fuses in the deenergised state to the type
specified.
ƒ After the system has been disconnected from the supply voltage, live
components and power connections must not be touched immediately
because capacitors may be charged. Please observe the corresponding
notes on the device.
ƒ Recycle metals and plastic materials. Ensure professional disposal of
assembled PCBs.
EDSVF9333V EN 6.2−04/2012
2.1−3
Page 28
Page 29
2.2Thermal motor monitoring
2.2.1Description
Note!
From software version 8.0 onwards, the 9300 controllers are
provided with an I
of the connected motor.
2
ƒ I
calculates a thermal motor utilisation from the detected
motor currents.
ƒ The calculated motor utilisation is saved when the mains is
switched off.
ƒ The function is UL−certified, i.e. additional protective measures
for the motor are not required in UL−approved systems.
ƒ Nevertheless, I
protection because other influences on the motor utilisation
such as changes in the cooling conditions (e.g. cooling air flow
interrupted or too warm) cannot be detected.
Safety instructions
Thermal motor monitoring
Description
2
xt function for sensorless thermal monitoring
xt monitoring is based on a mathematical model which
2
xt monitoring does not provide full motor
2
2.2
2.2.1
2
× t−load of the motor is constantly calculated by the drive controller
The I
and displayed in C0066.
2
The I
x t−monitoring is designed in a way, that a motor with a thermal motor
time factor of 5 min, a motor current of 1.5 x I
and a trigger threshold of
r
100 % releases the monitoring after 179 s.
You can set different reactions with two adjustable trigger thresholds.
ƒ Adjustable reaction OC8 (TRIP, Warning, Off).
– The reaction is set in C0606.
– The trigger threshold is set in C0127.
– The reaction OC8 can be used for example for an advance warning.
ƒ Fixed reaction OC6−TRIP.
– The trigger threshold is set in C0120.
Response of the I2 x t−monitoringCondition
The I2 x t−monitoring is deactivated.
C0066 = 0 % and
MCTRL−LOAD−I2XT = 0,00 % is set.
The I2 x t−monitoring is stopped.
The actual value in C0066 and at the
MCTRL−LOAD−I2XT output is held.
The I2 x t−monitoring is deactivated.
The motor load is displayed in C0066.
Set the controller inhibit at C0120 = 0 % and
C0127 = 0 %.
Allow controller release at C0120 = 0 % and
C0127 = 0 %.
Set C0606 = 3 (Off) and C0127 > 0 %.
EDSVF9333V EN 6.2−04/2012
Note!
An OC6 or OC8 error message can only be reset if the
I2 × t−monitoring has fallen below the set trigger threshold by
5 %.
2.2−1
Page 30
2
2.2
2.2.2
Safety instructions
Thermal motor monitoring
Parameter setting
2.2.2Parameter setting
Parameter setting
CodeMeaningValue rangeLenze setting
C0066Display of the I2xt utilisation of the
C0120Threshold: Triggering of an "OC6" error0 ... 120 %0 %
C0127Threshold: Triggering of an "OC8" error0 ... 120 %0 %
C0128Thermal time constant of the motor0.1 ... 50.0 min5.0 min
C0606Response to "OC8" errorTrip, warning, offWarning
motor
0 ... 250 %−
Calculating the release time
Reading the release time off
the diagram
IMActual motor current
I
Rated motor current
r
yC0120 or C0127
t +*(C0128) @ ln
ȡ
ȧ
Ȣ
1 *
ǒ
I
M
I
r
y ) 1
2
Ǔ
@ 100
ȣ
ȧ
Ȥ
ƒ The thermal capacity of the motor is expressed by the thermal motor
time factor (C0128). Please see the rated data of the motor for the
value or ask the manufacturer of the motor.
Diagram for the determination of the release times of a motor with a
thermal motor time factor of 5 min:
2
I t [%]
120
100
50
Fig. 2.2−1I2 × t−monitoring: Release times for different motor currents and trigger
I =3×I
motr
0
0100200300400500600700800900
I=2×I
motr
thresholds
ImotMotor current
I
r
2
tI
I
TTime
I =1.5×I
motr
Rated motor current
2
t load
I =1×I
motr
t [s]
1000
9300std105
2.2−2
EDSVF9333V EN 6.2−04/2012
Page 31
2.3Residual hazards
Safety instructions
Residual hazards
2
2.3
Protection of persons
ƒ According to their enclosure, Lenze controllers (frequency inverters,
servo inverters, DC speed controllers) and their components can carry a
voltage, or parts of the controllers can move or rotate during operation.
Surfaces can be hot.
– If the required cover is removed, the controllers are used
inappropriately or installed or operated incorrectly, severe damage to
persons or material assets can occur.
– For more detailed information please see the documentation.
ƒ There is a high amount of energy within the controller. Therefore
always wear personal protective equipment (body protection,
headgear, eye protection, ear protection, hand guard) when working on
the controller when it is live.
ƒ Before working on the controller, check if no voltage is applied to the
power terminals.
– the power terminals U, V, W, +UG and −UG still carry dangerous
voltage for at least 3 minutes after power−off.
– the power terminals L1, L2, L3; U, V, W, +UG and −UG carry dangerous
voltage when the motor is stopped.
ƒ Before power−off during DC−bus operation, all controllers must be
inhibited and disconnected from the mains.
ƒ The discharge current to PE potential is > 3.5 mA. In accordance with
EN 61800−5−1
– a fixed installation is required.
– the design of the PE conductor has to be double or, in the case of a
single design, must have a cable cross−section of at least 10 mm
ƒ The controller can only be safely disconnected from the mains via a
contactor on the input side.
ƒ During parameter set transfer the control terminals of the controller
can have undefined states.
– Therefore the connectors X5 and X6 must be disconnected from the
controller before the transfer takes place. This ensures that the
controller is inhibited and all control terminals have the defined state
"LOW".
ƒ If you use the "flying−restart circuit" function (C0142 = 2, 3) for
machines with a low moment of inertia and minimum friction:
– After controller enable in standstill, the motor may start or change its
direction of rotation for a short time, because the flying restart
process also is carried out at a speed of 0.
2
.
EDSVF9333V EN 6.2−04/2012
2.3−1
Page 32
2
2.3
Safety instructions
Residual hazards
ƒ Controllers can cause a DC current in the PE conductor. If a residual
current device (RCD) or a fault current monitoring unit (RCM) is used
for protection in the case of direct or indirect contact, only one
RCD/RCM of the following type can be used on the current supply side:
– Type B for the connection to a three−phase system
– Type A or type B for the connection to a single phase system
Alternatively another protective measure can be used, like for instance
isolation from the environment by means of double or reinforced
insulation, or isolation from the supply system by using a transformer.
Device protection
Motor protection
ƒ Frequent mains switching (e.g. inching mode via mains contactor) can
overload and destroy the input current limitation of the drive
controller:
– At least 3 minutes must pass between switching off and restarting
the devices EVF9321−xV and EVF9322−xV.
– At least 3 minutes must pass between two starting procedures of the
devices EVF9323−xV ... EVF9333−xV.
– Use the "safe torque off" safety function (STO) if safety−related mains
disconnections occur frequently. The drive variants Vxx4 are
equipped with this function.
ƒ For some controller settings, the connected motor may overheat (e.g.
when operating the DC injection brake or a self−ventilated motor at
low speed for longer periods).
– Using an overcurrent relay or a temperature monitoring device
provides a large degree of protection against overload.
– We recommend to use PTC thermistors or thermal contacts for motor
temperature monitoring. (Lenze three−phase AC motors are equipped
with thermal contacts (NC contacts) as standard)
– PTC thermistors or thermal contacts can be connected to the
controller.
2.3−2
ƒ Drives can attain dangerous overspeeds (e.g. setting of high output
frequencies with motors and machines not qualified for this purpose).
EDSVF9333V EN 6.2−04/2012
Page 33
Safety instructions
Safety instructions for the installation according to UL or UR
2
2.4
2.4Safety instructions for the installation according to UL or U
Warnings!
ƒ Motor Overload Protection
– For information on the protection level of the internal
overload protection for a motor load, see the corresponding
manuals or software helps.
– If the integral solid state motor overload protection is not
used, external or remote overload protection must be
provided.
ƒ Branch Circuit Protection
– The integral solid state protection does not provide branch
circuit protection.
– Branch circuit protection has to be provided externally in
accordance with corresponding instructions, the National
Electrical Code and any additional codes.
ƒ Please observe the specifications for fuses and
screw−tightening torques in these instructions.
ƒ EVF9321 EVF9326:
– Suitable for use on a circuit capable of delivering not more
than 5000 rms symmetrical amperes, 480 V maximum,
when protected by fuses.
– Suitable for use on a circuit capable of delivering not more
than 50000 rms symmetrical amperes, 480 V maximum,
when protected by CC, J, T or R class fuses.
– Maximum surrounding air temperature: 0 ... +55 °C
– > +40 °C: reduce the rated output current by 2.5 %/°C
– Use 75 °C copper wire only.
ƒ EVF9327 EVF9329:
– Suitable for use on a circuit capable of delivering not more
than 5000 rms symmetrical amperes, 480 V maximum,
when protected by fuses.
– Suitable for use on a circuit capable of delivering not more
than 50000 rms symmetrical amperes, 480 V maximum,
when protected by J, T or R class fuses.
– Maximum surrounding air temperature: 0 ... +50 °C
– > +40 °C: reduce the rated output current by 2.5 %/°C
– Use 60/75 °C or 75 °C copper wire only.
R
EDSVF9333V EN 6.2−04/2012
2.4−1
Page 34
2
2.4
Safety instructions
Safety instructions for the installation according to UL or UR
ƒ EVF9330 EVF9333:
– Suitable for use on a circuit capable of delivering not more
than 10000 rms symmetrical amperes, 480 V maximum,
when protected by fuses.
– Suitable for use on a circuit capable of delivering not more
than 50000 rms symmetrical amperes, 480 V maximum,
when protected by J, T or R class fuses.
– Maximum surrounding air temperature: 0 ... +50 °C
– > +40 °C: reduce the rated output current by 2.5 %/°C
– Use 60/75 °C or 75 °C copper wire only.
Earth leakage current IEC/EN 61800−5−1 > 3.5 mAObserve regulations and
Insulation of control
circuits
Insulation resistanceEN 61800−5−1
Protective measuresAgainst short circuit, earth fault (earth−fault
2006/95/ECLow−Voltage Directive
2004/108/EGEMC Directive
IP20
IP41 in case of thermally separated installation
(push−through technique) between the control
cabinet (inside) and the environment.
NEMA 250Protection against accidental contact in accordance
with type 1
safety instructions!
IEC/EN 61800−5−1 Safe mains isolation by double (reinforced)
insulation for the terminals X1 and X5.
Basic insulation (single isolating distance) for the
terminals X3, X4, X6, X8, X9, X10 and X11.
< 2000 m site altitude: Overvoltage category III
> 2000 m site altitude: Overvoltage category II
protected during operation, limited earth−fault
protection during operation), overvoltage, motor
stalling, motor overtemperature (input for PTC or
thermal contact)
Operating conditions
EMC
Noise emissionIEC/EN 61800−3
Interference
immunity
Ambient conditions
Climatic
Storage
TransportIEC/EN 60721−3−2 2K3 (−25 ... +70 °C)
Operation
EVF9321 ...
EVF9326
EVF9327 ...
EVF9333
PollutionIEC/EN 61800−5−1 Degree of pollution 2
IEC/EN 61800−3Category C3
IEC/EN 60721−3−1
IEC/EN 60721−3−3
Cable−guided, up to 10 m motor cable length with
mains filter A: category C2.
Radiation, with mains filter A and installation in
control cabinet: category C2
1K3 (−25 ... +55 °C)< 6 months
1K3 (−25 ... +40 °C)> 6 months
3K3 (0 ... +55 °C)
> +40 °C: reduce the rated output current by
2.5 %/°C.
3K3 (0 ... +50 °C)
> +40 °C: reduce the rated output current by
2.5 %/°C.
> 2 years: form DC bus
capacitors
EDSVF9333V EN 6.2−04/2012
3.1−1
Page 38
3
3.1
Technical data
General data and operating conditions
Ambient conditions
Site altitude< 4000 m amsl
Mechanical
Vibration resistance
2
(9.81 m/s
Electrical
AC−mains
connection
Max. mains
voltage range
Mains frequency45 Hz − 0 % ... 65 Hz + 0 %
Power system TT,
TN
Power system ITOperation only permitted with the device variants
Operation on
public supply
systems
DC−mains
connection
Max. mains
voltage range
Operating
conditions
Motor connection
Length of the
motor cable
= 1 g)
Germanischer
Lloyd 5 ... 13.2 Hz
IEC/EN 60068−2−6
10 ... 57 Hz
EN 61000−3−2
> 1000 m amsl: reduce the rated output current by
5 %/ 1000 m.
Amplitude ±1 mm 13.2 ... 100 Hz:
acceleration resistant up to 0.7 g
Amplitude 0.075 mm 57 ... 150 Hz:
acceleration resistant up to 1 g
320 V − 0 % ... 528 V + 0 %
Operation permitted without restrictions with
earthed neutral.
V024 or V100.
Operation permitted without restrictions with
insulated neutral.
Observe instructions on specific measures!
Limitation of harmonic currents
Total output at the
mains
< 1 kWWith mains choke.
> 1 kWWithout additional
1)
The additional measures mentioned have the effect that solely
the controllers meet the requirements of EN 61000−3−2. The
machine/system manufacturer is responsible for the compliance
with the requirements for the machine/system!
450 V − 0 % ... 740 V + 0 %
DC voltage must be symmetrical to PE.
The controller will be destroyed when +U
are earthed.
< 50 mshielded
< 100 munshielded
At rated mains voltage and a switching frequency
of £ 8 kHz without additional output filter.
For compliance with EMC regulations, the
permissible cable length might change.
Compliance with the
requirements
measures.
1)
or −U
G
G
3.1−2
Mounting conditions
Mounting placeIn the control cabinet
Mounting positionVertical
Free spaces
Dimensions
Weights
4−1
EDSVF9333V EN 6.2−04/2012
Page 39
Technical data
Open and closed loop control
3.2Open and closed loop control
FieldValues
Control methodsV/f characteristic control (linear, square), vector control
Switching frequency1 kHz, 2 kHz or 4 kHz
Torque behaviour in case of vector
control
Maximum torque1.5 × Mr for 60 s if rated motor power = rated 9300 vector power
Setting rangeto 1:10
(1 : 20 with feedback)
Speed control without feedback
Min. mechanical motor frequency 1 % f
Setting range1 : 100relating to fr and M
Accuracy± 0.5 % f
Speed control without feedback
Min. mechanical motor frequency 0.1 % f
Setting range1 : 1000relating to fr and M
Accuracy± 0.1 % of f
Output frequency
Field− 300 Hz ... + 300 Hz
Absolute resolution0.06 Hz
Standardised resolutionParameter data: 0.01 %,
Digital setpoint selection
Accuracy± 0.005 Hz (= ± 100 ppm)
Analog setpoint selection
Linearity± 0.15 %signal level: 5 V or 10 V
Temperature sensitivity± 0.1 %0 ... 50 °C
Offset± 0.1 %
Analog inputs/outputsl 2 inputs (bipolar)
Digital inputs/outputsl 6 inputs (freely assignable)
Cycle times
Digital inputs1 ms
Digital outputs1 ms
Analog inputs1 ms
Analog outputs1 ms (smoothing time: tt = 2 ms)
Operation in generator modeIntegrated brake transistor (optional)
frrated motor frequency
M
r
r
N
N
r
14
Process data: 0.006 % (= 2
l 2 outputs (bipolar)
l 1 input for controller inhibit
l 4 outputs freely assignable)
l 1 incremental encoder input (500 kHz, TTL level); Design: 9−pole Sub−D socket
l 1 digital frequency input (500 kHz, TTL level or 200 kHz, HTL level); type: 9−pole Sub−D
socket; can be alternatively used as incremental encoder input (200 kHz, HTL level)
l 1 master frequency output (500 kHz, TTL level); Design: 9−pole Sub−D socket
rated motor torque
)
in the range of 6 ... 100 % f
Torque 0 ... M
in the range of 6 ... 100 % f
Torque 0 ... M
N
N
3
3.2
r
r
N
r
EDSVF9333V EN 6.2−04/2012
3.2−1
Page 40
Page 41
Technical data
Safety relay KSR
3
3.3
3.3Safety relay K
TerminalDescriptionFieldValues
X11/K32
X11/K31
X11/33
X11/34
Safety relay K
1st disconnecting path
SR
SR
Coil voltage at +20 °CDC 24 V (20 ... 30 V)
Coil resistance at +20 °C823 W ±10 %
Rated coil powerApprox. 700 mW
Max. switching voltageAC 250 V, DC 250 V (0.45 A)
Max. AC switching capacity1500 VA
Max. switching current (ohmic load)AC 6 A (250 V), DC 6 A (50 V)
Recommended minimum load> 50 mW
Max. switching rate6 switchings per minute
Mechanical service life107 switching cycles
Electrical service life
at 250 V AC
(ohmic load)
at 24 V DC
(ohmic load)
105 switching cycles at 6 A
6
10
7
10
6 × 103 switching cycles at 6 A
6
10
1.5 × 10
7
10
switching cycles at 1 A
switching cycles at 0.25 A
switching cycles at 3 A
6
switching cycles at 1 A
switching cycles at 0.1 A
EDSVF9333V EN 6.2−04/2012
3.3−1
Page 42
Page 43
Operation with rated power (normal operation)
Rated data for 400 V mains voltage
3.4Operation with rated power (normal operation)
Note!
The controllers EVF9324, EVF9326 and EVF9328 EVF9333 may
only be operated with the prescribed mains chokes and mains
filters.
3.4.1Rated data for 400 V mains voltage
Basis of the data
VoltageFrequency
AC mains connection[V
DC−mains connection
(alternatively)
Output voltage
With mains choke3 ~ 0 approx. 94 % V
Without mains choke3 ~ 0 ... U
rate
]
d
[UDC]DC 450 V − 0 % ... 620 V + 0 %˘
3/PE AC 320 V − 0 % ... 440 V + 0 %
rated
N
Technical data
45 Hz − 0 % ... 65 Hz + 0 %
˘
˘
3
3.4
3.4.1
9300Mains current
With
Mains choke
TypeIr [A]Ir [A]P
EVF9321−xV1.52.10.370.51.01.01.950
EVF9322−xV2.53.50.751.01.71.70.765
EVF9323−xV3.95.51.52.02.72.70100
EVF9324−xV7.0˘3.04.04.84.82.0150
EVF9325−xV12.016.85.57.59.09.00210
EVF9326−xV20.5˘11.015.016.316.30390
EVF9327−xV29.043.515.020.022.222.210.2430
EVF9328−xV42.0˘22.030.032.632.64.0640
EVF9329−xV55.0˘30.040.041.641.60810
EVF9330−xV80.0˘45.060.061.761.75.11100
EVF9331−xV100˘55.075.076.276.201470
EVF9332−xV135˘75.0100103.9103.928.11960
EVF9333−xV165˘90.0125131.2124.740.62400
1)
Without
Mains choke
1)
Mains currents at a switching frequency of 8 kHz
2)
Switching frequency of the inverter
3)
Power supplied by the DC bus when operating with power−adapted motor
Typical motor powerOutput powerPower loss
rated
ASM
(4−pole)
[kW]P
rated
[hp]S
2/4 kHz
2)
U, V, WU, V, W+UG, −UG
[kVA]S
rated
2)
8 kHz
[kVA]PDC [kW]P
rated
3)
[W]
loss
EDSVF9333V EN 6.2−04/2012
3.4−1
Page 44
3
3.4
3.4.1
Technical data
Operation with rated power (normal operation)
Rated data for 400 V mains voltage
9300Rated output current at switching frequencyMax. permissible output current at switching
8 kHz8 kHz sin 8/2 kHz 2)16 kHz2/4 kHz8 kHz8 kHz sin 8/2 kHz 2)16 kHz
[A]I
max
Bold print = Lenze setting
1)
The currents apply to a periodic load change with an overcurrent time of maximally 1 minute and
a base load time of 2 minutes with maximally 75 % I
2)
Power−optimised operation with automatic switching frequency reduction. When the max.
permissible output current is exceeded, the switching frequency is reduced to 2 kHz.
3)
Possible for some types in case of other operating conditions: Operation with increased rated
output current at the same load change (see chapter "Operation with increased rated power")
max
frequency
[A]I
rated
max
1)
[A]I
max
[A]I
max
[A]
3.4−2
EDSVF9333V EN 6.2−04/2012
Page 45
Technical data
Operation with rated power (normal operation)
Rated data for 480 V mains voltage
3
3.4
3.4.2
3.4.2Rated data for 480 V mains voltage
Basis of the data
VoltageFrequency
AC mains connection[UN]3/PE AC 384 V − 0 % ... 528 V + 0 %45 Hz − 0 % ... 65 Hz + 0 %
DC−mains connection
(alternatively)
Output voltage
With mains choke3 ~ 0 approx. 94 % V
Without mains choke3 ~ 0 ... U
9300Mains current
With
Mains choke
TypeIr [A]Ir [A]P
EVF9321−xV1.52.10.370.51.21.22.350
EVF9322−xV2.53.50.751.02.12.10.965
EVF9323−xV3.95.51.52.03.23.20100
EVF9324−xV7.0˘3.04.05.85.82.5150
EVF9325−xV12.016.85.57.510.810.80210
EVF9326−xV20.5˘11.015.018.518.50390
EVF9327−xV29.043.518.525.026.626.611.8430
EVF9328−xV42.0˘30.040.039.139.14.6640
EVF9329−xV55.0˘37.050.049.949.90810
EVF9330−xV80.0˘55.075.069.869.85.91100
EVF9331−xV100˘75.010091.491.401470
EVF9332−xV135˘90.012512412432.41960
EVF9333−xV165˘110.0150158.214947.12400
[UDC]DC 540 V − 0 % ... 740 V + 0 %˘
rated
N
1)
Without
Mains choke
1)
2)
3)
Typical motor powerOutput powerPower loss
ASM
(4−pole)
[kW]P
rated
Mains currents at a switching frequency of 8 kHz
Switching frequency of the inverter
Power supplied by the DC bus when operating with power−adapted motor
rated
[hp]S
2/4 kHz
2)
U, V, WU, V, W+UG, −UG
[kVA]S
rated
2)
8 kHz
[kVA]PDC [kW]P
rated
˘
˘
3)
loss
[W]
EDSVF9333V EN 6.2−04/2012
3.4−3
Page 46
3
3.4
3.4.2
Technical data
Operation with rated power (normal operation)
Rated data for 480 V mains voltage
9300Rated output current at switching frequencyMax. permissible output current at switching
2/4 kHz8 kHz8 kHz sin 8/2 kHz 2)16 kHz2/4 kHz8 kHz8 kHz sin 8/2 kHz 2)16 kHz
The currents apply to a periodic load change with an overcurrent time of maximally 1 minute and
a base load time of 2 minutes with maximally 75 % I
2)
Power−optimised operation with automatic switching frequency reduction. When the max.
permissible output current is exceeded, the switching frequency is reduced to 2 kHz.
max
[A]I
max
frequency
[A]I
rated
max
1)
[A]I
max
[A]I
max
[A]
3.4−4
EDSVF9333V EN 6.2−04/2012
Page 47
Operation with increased rated power
3.5Operation with increased rated power
Under the operating conditions described here, the drive controller can be
operated in continuous operation with a more powerful motor. The overload
capacity is reduced to 120 %.
Typical applications are pumps with quadratic load characteristic or fan.
Note!
ƒ The operation with increased rated power is not UL−certified.
ƒ Operation with increased rated power is only allowed:
– In the listed mains voltage range
– With the listed switching frequencies
– With the specified fuses, cable cross−sections and mains
chokes or mains filters
Technical data
Rated data for 400 V mains voltage
3
3.5
3.5.1
3.5.1Rated data for 400 V mains voltage
Basis of the data
VoltageFrequency
AC mains connection[UN]3/PE AC 320 V − 0 % ... 440 V + 0 %45 Hz − 0 % ... 65 Hz + 0 %
DC−mains connection
(alternatively)
Output voltage
With mains choke3 ~ 0 approx. 94 % V
9300Mains current
TypeIr [A]P
EVF9321−xV1.70.550.751.31.7250
EVF9322−xV2.81.11.52.10.3565
EVF9323−xV5.02.23.03.80115
EVF9324−xV8.84.05.06.51.0165
EVF9325−xV15.07.510.011.10260
EVF9327−xV39.022.030.029.83.2640
EVF9328−xV50.030.040.039.50810
EVF9329−xV60.037.050.046.40950
EVF9330−xV97.055.075.074.801350
EVF9331−xV11975.010091.501470
EVF9332−xV14490.012511013.12100
EVF9333−xV185110.015014220.62400
[UDC]DC 450 V − 0 % ... 620 V + 0 %˘
rated
1)
Typical motor powerOutput powerPower loss
ASM
(4−pole)
[kW]P
rated
1)
Mains currents at a switching frequency of 2/4 kHz
2)
Switching frequency of the inverter
3)
Power supplied by the DC bus when operating with power−adapted motor
[hp]S
rated
2/4 kHz
2)
U, V, W+UG, −UG
[kVA]PDC [kW]P
rated
˘
3)
loss
[W]
EDSVF9333V EN 6.2−04/2012
3.5−1
Page 48
3
3.5
3.5.1
Technical data
Operation with increased rated power
Rated data for 400 V mains voltage
9300Rated output current at switching frequencyMax. permissible output current at switching
2/4 kHz2/8 kHz
TypeIr [A]Ir [A]I
EVF9321−xV1.81.82.22.2
EVF9322−xV3.03.03.73.7
EVF9323−xV5.55.55.85.8
EVF9324−xV9.29.210.510.5
EVF9325−xV15.015.019.519.5
EVF9327−xV43.043.048.048.0
EVF9328−xV56.056.070.570.5
EVF9329−xV66.066.089.089.0
EVF9330−xV100100134134
EVF9331−xV135135165165
EVF9332−xV159159225225
EVF9333−xV205205270270
Bold print = Lenze setting
1)
The currents apply to a periodic load change with an overcurrent time of maximally 1 minute and
a base load time of 2 minutes with maximally 75 % I
2)
Power−optimised operation with automatic switching frequency reduction. During operation with
increased rated power, the switching frequency is reduced to 2 kHz.
2)
2/4 kHz2/8 kHz
max
rated
frequency
[A]I
1)
2)
[A]
max
3.5−2
EDSVF9333V EN 6.2−04/2012
Page 49
3.6Current characteristics
On some operating conditions, the maximum output current is limited for
the devices EVF9326 ... EVF9333:
Technical data
Current characteristics
3
3.6
ƒ For output frequencies f
> 40° C.
J
K
< |5 Hz| and a heatsink temperature
out
ƒ The current limitation depends on the chopper frequency.
01
I
OUT
I
max
I
0max
00
0055
<40°C
K
=80°C
K
fout [Hz]fout [Hz]
Fig. 3.6−1Current derating characteristics
Operation with chopper frequency f
8/2 kHz (C0018 = 0, 1, 2, 3, 4, 6)
The current limitation follows the characteristic
At output frequencies f
J
= 40 ... 80 °C the current limit is adjusted steplessly in the range .
K
Operation with chopper frequency f
The current limitation follows the characteristic and does not depend on the
heatsink temperature
I
OUT
I
max
I
0max
= 16/8/2 kHz, 2 kHz, 4 kHz, 8 kHz or
chop
< |5 Hz| and heatsink temperatures
out
= 16 kHz (C0018 = 5)
chop
9300vec132
9300
vector
[A]
1)
I
0max
I
0max
C0018 = 0, 1, 2, 6C0018 = 3C0018 = 4C0018 = 5
U
mains
U
mains
U
mains
U
[A]
mains
2)
400 V480 V400 V480 V400 V480 V400 V480 V
EVF932635.021.621.632.022.721.611.210.6
EVF932748.045.632.032.028.827.311.210.6
EVF932870.567.047.047.042.340.216.515.6
EVF932989.084.659.359.353.450.717.816.9
EVF933013412589.489.480.476.322.022.0
EVF933114313511511510398.822.022.0
EVF933219418515715713813130.030.0
EVF933319718815815814213535.935.9
1)
Maximum available output current at an output frequency f
J
= 80 °C
K
2)
Maximum available output current at an output frequency f
= |0 Hz| and heatsink temperature
out
= |0 Hz|
out
EDSVF9333V EN 6.2−04/2012
3.6−1
Page 50
Page 51
Installing of the standard device
4Installation of the standard device
4
Contents
Contents
4.1Standard devices in the power range 0.37 ... 11 kW 4.1−1 . . . . . . . . . . . . . . .
For mounting in push−through technique, the drive controller of type
EVF93xx−EV must be used. In addition, the mounting set for push−through
technique is required.
TypeMounting setTypeMounting set
EVF9321−EV,
EVF9322−EV
EVF9323−EV,
EVF9324−EV
EJ0036
EJ0037EVF9325−EV,
EVF9326−EV
4
4.1
4.1.3
EJ0038
Dimensions
10
LL
Fig. 4.1−2Dimensions for thermally separated mounting 0.37 ... 11 kW
9300 vectorDimensions [mm]
Typeaa1bb1cc1dd1e
EVF9321−EV
EVF9322−EV
EVF9323−EV
EVF9324−EV
EVF9325−EV
EVF9326−EV
1)
For a fieldbus module plugged onto X1, consider mounting space for connecting cables
112.578385.5 3506095.5 365.5 105.5 250926.5
131.597385.5 35079114.5 365.5 105.5 250926.5
169.5 135 385.5350117 152.5 365.5 105.5 250926.5
d1d1
b1b1
dd
gg
d1d1
cc
a1a1
c1c1
aa
bb
f
e
9300vec115
1)
fg
Mounting cutout in control
cabinet
EDSVF9333V EN 6.2−04/2012
9300 vectorDimensions [mm]
TypeWidthHeight
EVF9321−EV
EVF9322−EV
EVF9323−EV
EVF9324−EV
EVF9325−EV
EVF9326−EV
101350
139350
82350
4.1−3
Page 56
4
4.1
4.1.4
Installing of the standard device
Standard devices in the power range 0.37 ... 11 kW
Mounting in "cold plate" technique
4.1.4Mounting in "cold plate" technique
Note!
All 9300 vector frequency inverters are approved according to
UL508C. To maintain the guaranteed features, controllers in
"cold plate" must be mounted by the user. For this reason, these
frequency inverters have the marking UR (instead of UL).
The drive controllers can be mounted in ˜cold plate˜ technique, e.g. on
collective coolers. For this purpose, the drive controllers of type EVF93xx−CV
must be used.
Required mounting material from the scope of supply:
Requirements for collective
coolers
DescriptionUse
Fixing bracketDrive controller fixing222
Sheet metal screw
3.5 × 13 mm (DIN 7981)
Mounting of fixing
bracket to the drive
controller
EVF9321
EVF9322
666
EVF9323
EVF9324
Quantity
EVF9325
EVF9326
The following points are important for safe and reliable operation of the
controller:
ƒ Good thermal connection to the cooler
– The contact surface between the collective cooler and the controller
must be at least as large as the cooling plate of the controller.
– Plane contact surface, max. deviation 0.05 mm.
– When attaching the collective cooler to the controller, make sure to
use all specified screw connections.
ƒ Observe the thermal resistance R
given in the table. The values are
th
valid for controller operation under rated conditions.
9300Cooling path
Power to be dissipatedHeatsink − environment
TypePv [W]Rth [K/W]
EVF9321−CV241.45
EVF9322−CV420.85
EVF9323−CV610.57
EVF9324−CV1050.33
EVF9325−CV1800.19
EVF9326−CV3600.10
Ambient conditions
4.1−4
ƒ The rated data and the derating factors at increased temperature also
apply to the ambient temperature of the drive controllers.
ƒ Temperature at the cooling plate of the drive controller: max. 75 °C.
EDSVF9333V EN 6.2−04/2012
Page 57
3
Dimensions
Installing of the standard device
Standard devices in the power range 0.37 ... 11 kW
Mounting in "cold plate" technique
LLL
ddd
b1b1b1
bbb
4
4.1
4.1.4
210
<75°C
Mounting
ggg
c
a
Fig. 4.1−3Dimensions for mounting in "cold plate" technique 0.37 ... 11 kW
9300 vectorDimensions [mm]
Typeabb1cc1de
EVF9321−CVV003
EVF9322−CVV003
EVF9323−CVV003
EVF9324−CVV003
EVF9325−CVV003
EVF9326−CVV003
1)
For a fieldbus module plugged onto X1, consider mounting space for connecting cables
7838135048˘3671686.5
9738135067˘3671686.5
135381350105383671686.5
c
a
c1
c
a
e
9300vec120
1)
g
Apply heat conducting paste before screwing together the cooler and
cooling plate of the drive controller so that the heat transfer resistance is as
low as possible.
1. Fasten the fixing bracket with sheet metal screws 3.5 × 13 mm at the
top and bottom of the drive controller .
2. Clean the contact surface of cooler and cooling plate with spirit.
3. Apply a thin coat of heat conducting paste with a filling knife or brush.
– The heat conducting paste in the accessory kit is sufficient for an area
of approx. 1000 cm
2
.
EDSVF9333V EN 6.2−04/2012
4. Mount the drive controller on the cooler.
4.1−5
Page 58
Page 59
Installing of the standard device
Standard devices in the power range 15 ... 30 kW
4.2Standard devices in the power range 15 ... 30 kW
4.2.1Important notes
The accessory kit is located inside the controller.
Remove the cover of the drive controller
1. Remove the screws
2. Lift cover up and detach it
1
0
9300vec113
Important notes
4
4.2
4.2.1
Mass of the devices
9300Standard device"Cold plate" device
TypeEVF93xx−EV
[kg]
EVF9327−xV13.59.5
EVF9328−xV15.09.5
EVF9329−xV15.0˘
EVF93xx−CV
[kg]
EDSVF9333V EN 6.2−04/2012
4.2−1
Page 60
4
4.2
4.2.2
Installing of the standard device
Standard devices in the power range 15 ... 30 kW
Mounting with fixing brackets (standard)
4.2.2Mounting with fixing brackets (standard)
Mounting material required from the scope of supply:
DescriptionUseQuantity
Fixing bracketDrive controller fixing4
Raised countersunk head screw
M5 × 10 mm (DIN 966)
Dimensions
L
d
b1
b
Mounting of fixing bracket to the drive
controller
0
³ 100mm
³ 100mm
k
g
4
Mounting
d1
c1
a
c
Fig. 4.2−1Standard mounting with fixing brackets 15 ... 30 kW
Drive controllers can be mounted side by side without spacing
9300 vectorDimensions [mm]
Typeabb1cc1dd1e
EVF9327−EV
EVF9328−EV
EVF9329−EV
1)
For a fieldbus module plugged onto X1, consider mounting space for connecting cables
e
25040235022206370242506.52411
m
1)
9300vec111
gkm
ƒ Attach the fixing brackets to the heatsink plate of the drive controller.
For mounting in push−through technique, the drive controller of type
EVF93xx−EV must be used. In addition, the mounting set EJ0011 for
push−through technique is required.
4
4.2
4.2.3
Dimensions
a
a1
L
d2
d
b
d3
d2
d1
h
h
Fig. 4.2−2Dimensions for thermally separated mounting 15 ... 30 kW
9300 vectorDimensions [mm]
Typeaa1bb1 c1c2c3dd1 d2 d3 e 1)e1g h
EVF9327−EV
EVF9328−EV
EVF9329−EV
1)
For a fieldbus module plugged onto X1, consider mounting space for connecting cables
Standard devices in the power range 15 ... 30 kW
Mounting in "cold plate" technique
Note!
All 9300 vector frequency inverters are approved according to
UL508C. To maintain the guaranteed features, controllers in
"cold plate" must be mounted by the user. For this reason, these
frequency inverters have the marking UR (instead of UL).
The drive controllers can be mounted in ˜cold plate˜ technique, e.g. on
collective coolers. For this purpose, the drive controllers of type EVF93xx−CV
must be used.
Requirements for collective
coolers
Ambient conditions
The following points are important for safe and reliable operation of the
controller:
ƒ Good thermal connection to the cooler
– The contact surface between the collective cooler and the controller
must be at least as large as the cooling plate of the controller.
– Plane contact surface, max. deviation 0.05 mm.
– When attaching the collective cooler to the controller, make sure to
use all specified screw connections.
ƒ Observe the thermal resistance R
valid for controller operation under rated conditions.
9300Cooling path
Power to be dissipatedHeatsink − environment
TypePv [W]Rth [K/W]
EVF9327−CV4100.085
EVF9328−CV6100.057
ƒ The rated data and the derating factors at increased temperature also
apply to the ambient temperature of the drive controllers.
ƒ Temperature at the cooling plate of the drive controller: max. 75 °C.
given in the table. The values are
th
4.2−4
EDSVF9333V EN 6.2−04/2012
Page 63
Dimensions
Installing of the standard device
Standard devices in the power range 15 ... 30 kW
Mounting in "cold plate" technique
L
4
4.2
4.2.4
Mounting
b1
g
c
c1
a
a1
Fig. 4.2−3Dimensions for mounting in "cold plate" technique 15 ... 22 kW
9300 vectorDimensions [mm]
Typeaa1bb1cc1de
EVF9327−CVV003
EVF9328−CVV003
1)
For a fieldbus module plugged onto X1, consider mounting space for connecting cables
2342503813501102203671716.5
d
b
<75°C
e
9300vec119
1)
g
Apply heat conducting paste before screwing together the cooler and
cooling plate of the drive controller so that the heat transfer resistance is as
low as possible.
1. Clean the contact surface of cooler and cooling plate with spirit.
2. Apply a thin coat of heat conducting paste with a filling knife or brush.
– The heat conducting paste in the accessory kit is sufficient for an area
of approx. 1000 cm
2
.
3. Mount the drive controller on the cooler.
EDSVF9333V EN 6.2−04/2012
4.2−5
Page 64
Page 65
Installing of the standard device
Standard devices with a power of 45 kW
4.3Standard devices with a power of 45 kW
4.3.1Important notes
The accessory kit is located inside the controller.
Remove the cover of the drive controller
1
0
9300vec113
Important notes
1. Remove the screws
2. Lift cover up and detach it
4
4.3
4.3.1
Mass of the devices
9300Standard device"Cold plate" device
TypeEVF93xx−EV
[kg]
EVF9330−xV36.0˘
EVF93xx−CV
[kg]
EDSVF9333V EN 6.2−04/2012
4.3−1
Page 66
4
4.3
4.3.2
Installing of the standard device
Standard devices with a power of 45 kW
Mounting with fixing brackets (standard)
4.3.2Mounting with fixing brackets (standard)
Mounting material required from the scope of supply:
DescriptionUseQuantity
Fixing bracketDrive controller fixing4
Hexagon head cap screw
M8 × 16 mm (DIN 933)
Washer Æ 8.4 mm (DIN 125)For hexagon head cap screw4
Spring washer Æ 8 mm (DIN 127)For hexagon head cap screw4
Dimensions
l
d
b1
b
Mounting of fixing bracket to the drive
controller
0
³ 100mm
³ 50mm
³ 100mm
4
³ 50mm
Mounting
k
g
d1
c
c1
a
Fig. 4.3−1Standard mounting with fixing brackets 45 kW
Arrange drive controllers in a row with spacing to be able to remove eye
For mounting in push−through technique, the drive controller of type
EVF93xx−EV must be used. In addition, the mounting set EJ0010 for
push−through technique is required.
4
4.3
4.3.3
Dimensions
a
a1
d2
d
b
Fig. 4.3−2Dimensions for thermally separated mounting 45 kW
For mounting in push−through technique, the drive controller of type
EVF93xx−EV must be used. In addition, the mounting set EJ0010 for
push−through technique is required.
ƒ For thermally separated mounting you have to modify the fan module.
( 4.4−4)
4
4.4
4.4.3
Dimensions
a
a1
d3
d2
d
b
d2
d2
d1
c1
h
h
Fig. 4.4−2Dimensions for thermally separated mounting 55 kW
For mounting in push−through technique, the drive controller of type
EVF93xx−EV must be used. In addition, the mounting set EJ0009 for
push−through technique is required.
4
4.5
4.5.3
Dimensions
a
a1
d2
d
b
d2
d2
d1
h
Fig. 4.5−2Dimensions for thermally separated mounting 75 ... 90 kW
c1
h
g
c2
c3
c4
L
b1
e1
e
9300vec118
Mounting cutout in control
cabinet
EDSVF9333V EN 6.2−04/2012
9300 vectorDimensions [mm]
Typeaa1bb1 c1c2c3c4dd1 d2 e 1)e1gh
EVF9332−EV
EVF9333−EV
1)
For a fieldbus module plugged onto X1, consider mounting space for connecting cables
The drive controller contains electrostatically sensitive
components.
The personnel must be free of electrostatic charge when carrying
out assembly and service operations.
Before working on the controller, check that all power terminals
are deenergised:
ƒ The power terminals U, V, W, +U
least 3 minutes after disconnection from the mains.
ƒ The power terminals L1, L2, L3, U, V, W, +U
live when the motor is stopped.
and −UG remain live for at
G
and −UG remain
G
5.1
5.1.1
5
Pluggable terminal strips
All pluggable terminals must only be connected or disconnected when no
voltage is applied!
EDSVF9333V EN 6.2−04/2012
5.1−1
Page 82
5
5.1
5.1.1
Wiring of the standard device
Important notes
Protection of persons
Electrical isolation
The terminals X1 and X5 have a double (reinforced) insulation in accordance
with EN 61800−5−1. The protection against accidental contact is ensured
without any further measures.
Danger!
ƒ Terminals X3, X4, X6, X8, X9, X10, X11 have a single basic
insulation (single isolating distance).
ƒ Protection against accidental contact in case of a defective
isolating distance is only guaranteed through external
measures, e.g. double insulation.
ƒ If an external DC 24 V voltage source is used, the insulation
level of the controller depends on the insulation level of the
voltage source.
L1
Fig. 5.1−1Electrical isolation between power terminals, control terminals and housing
24 VDC
N
ST1 ST2
39
L1
L2
L3
+U
-U
PE
U
V
W
PE
59
G
G
X3
X4
A3
A1 A2
A4
E1 E2
X6 X8 X9 X10
X11
Double (reinforced) insulation
Basic insulation
E5
E3
E4
X5
28
X1
9300VEC050
Replacing defective fuses
Disconnecting the controller
from the mains
5.1−2
Only replace defective fuses in the deenergised state to the type specified.
Only carry out the safety−related disconnection of the controller from the
mains via a contactor on the input side or a manually operated toggle switch.
EDSVF9333V EN 6.2−04/2012
Page 83
5.1.2Device protection
ƒ In the event of condensation, only connect the controller to the mains
ƒ The controller is protected by external fuses.
ƒ Drive controllers EVF9324−xV, EVF9326−xV and
ƒ Length of the screws for connecting the shield sheet for the control
ƒ Provide unused control inputs and outputs with terminal strips. Cover
ƒ Switching on the motor side of the controller is only permissible for
ƒ Frequent mains switching (e.g. inching mode via mains contactor) can
Wiring of the standard device
Important notes
Device protection
voltage after the humidity has evaporated.
EVF9328−xV ... EVF9333−xV must only be operated with assigned mains
choke / mains filter.
cables: 12 mm.
unused Sub−D sockets with protective covers included in the scope of
supply.
safety shutdown (emergency−off).
overload and destroy the input current limitation of the drive
controller:
– At least 3 minutes must pass between switching off and restarting
the devices EVF9321−xV and EVF9322−xV.
– At least 3 minutes must pass between two starting procedures of the
devices EVF9323−xV ... EVF9333−xV.
– Use the "safe torque off" safety function (STO) if safety−related mains
disconnections occur frequently. The drive variants Vxx4 are
equipped with this function.
5.1
5.1.2
5
5.1.3Motor protection
ƒ Extensive protection against overload:
ƒ Only use motors with an insulation suitable for the inverter operation:
– By overcurrent relays or temperature monitoring.
– We recommend the use of PTC thermistors or thermostats to monitor
the motor temperature.
– PTC thermistors or thermostats can be connected to the controller.
– For monitoring the motor, we recommend the use of the I
monitoring.
– Insulation resistance: min. û = 1.5 kV, min. du/dt = 5 kV/ms
– When using motors with an unknown insulation resistance, please
contact your motor supplier.
2
xt
EDSVF9333V EN 6.2−04/2012
5.1−3
Page 84
Page 85
Wiring of the standard device
Supply forms / electrical supply conditions
5.2Notes on project planning
5.2.1Supply forms / electrical supply conditions
Observe the restrictions for the different supply forms!
Supply systemOperation of controllerNotes
Supply system: TT,
TN
(with earthed
neutral)
Supply system: IT
(with isolated
neutral)
DC supply via
+U
/−U
G
G
Permitted without restrictions.
Possible if the controller is
protected in the event of an earth
fault in the supply system
l by means of suitable devices
which detect the earth fault and
l immediately separate the
controller from the supply
system.
Permitted if the DC voltage is
symmetrical to PE.
Notes on project planning
l Observe the rated data of the
controller
l RMS mains current: see chapter
"Technical data".
l Safe operation in the event of an
earth fault at the inverter output
cannot be guaranteed.
l The variants V024 / V104 and
V100 enable operation of the
controller on IT systems.
Earthing of the +UG or −U
conductor will destroy the
controller.
5
5.2
5.2.1
G
5.2.2Operation on public supply systems (compliance with EN 61000−3−2)
European standard EN 61000−3−2 defines limit values for the limitation of
harmonic currents in the supply system. Non−linear consumers (e.g.
frequency inverters) generate harmonic currents which "pollute" the
supplying mains and may therefore interfere with other consumers. The
standard aims at assuring the quality of public supply systems and reducing
the mains load.
Note!
The standard only applies to public systems. Mains which are
provided with a transformer substation of their own as in
industrial plants are not public and not included in the
application range of the standard.
If a device or machine consists of several components, the limit
values of the standard apply to the entire unit.
Measures for compliance with
the standard
With the measures described, the controllers comply with the limit values
according to EN 61000−3−2.
Operation on public
supply systems
1)
The additional measures mentioned have the effect that solely the controllers meet the
requirements of EN 61000−3−2. The machine/system manufacturer is responsible for the
compliance with the requirements for the machine/system!
EN 61000−3−2Limitation of harmonic currents
Total power on the
mains
< 1 kWWith mains choke
> 1 kWNo measures required
Compliance with the requirements
1)
EDSVF9333V EN 6.2−04/2012
5.2−1
Page 86
5
5.2
5.2.3
Wiring of the standard device
Notes on project planning
Controllers in the IT system
5.2.3Controllers in the IT system
Controllers in the V024, V104 or V100 variants are suitable for operation on
insulated supply systems (IT systems). The controllers also have an insulated
design. This avoids the activation of the insulation monitoring, even if
several controllers are installed.
The electric strength of the controllers is increased so that damage to the
controller are avoided if insulation or earth faults in the supply system occur.
The operational reliability of the system remains intact.
Stop!
Only operate the controllers with the mains chokes assigned.
Operation with mains filters or RFI filters by Lenze is not
permitted, as these modules contain components that are
interconnected against PE. By this the protective design of the IT
system would be cancelled out. The components are destroyed
in the case of an earth fault.
Protect the IT system against earth fault at the controller.
Due to physical conditions, an earth fault on the motor side at
the controller can interfere with or damage other devices on the
same IT system. Therefore appropriate measures have to be
implemented, by means of which the earth fault is detected and
which disconnect the controller from the mains.
Permissible supply forms and
electrical supply conditions
DC−bus operation of several
drives
Installation of the CE−typical
drive system
MainsOperation of the controllersNotes
With isolated star
point (IT systems)
Possible, if the controller is
protected in the event of an earth
fault in the supplying mains.
l Possible, if appropriate earth
fault detections are available
and
l the controller is immediately
disconnected from the mains.
Safe operation in the event of an
earth fault at the inverter output
cannot be guaranteed.
Central supply with 9340 regenerative power supply module is not possible.
For the installation of drives on IT systems, the same conditions apply as for
the installation on systems with an earthed neutral point.
According to the binding EMC product standard EN61800−3, no limit values
are defined for IT systems for noise emission in the high−frequency range.
5.2−2
EDSVF9333V EN 6.2−04/2012
Page 87
Wiring of the standard device
Operation at earth−leakage circuit breaker (e.l.c.b.)
5.2.4Operation at earth−leakage circuit breaker (e.l.c.b.)
Danger!
The controllers are internally fitted with a mains rectifier. In case
of a short circuit to frame a pulsating DC residual current can
prevent the AC sensitive or pulse current sensitive earth−leakage
circuit breakers from being activated, thus cancelling the
protective function for the entire equipment being operated on
this earth−leakage circuit breaker.
ƒ For the protection of persons and farm animals (DIN VDE 0100), we
recommend
– pulse current sensitive earth−leakage circuit breakers for plants
including controllers with a single−phase mains connection (L1/N).
– universal−current sensitive earth−leakage circuit breakers for plants
including controllers with a three−phase mains connection (L1/L2/L3).
ƒ Only install the earth−leakage circuit breaker between supplying mains
and drive controller.
Notes on project planning
5
5.2
5.2.4
ƒ Earth−leakage circuit breakers may trigger a false alarm due to
– capacitive compensation currents flowing in the cable shields during
operation (particularly with long, shielded motor cables),
– simultaneous connection of several inverters to the mains
– the use of additional interference filters.
5.2.5Interaction with compensation equipment
ƒ Controllers only consume very little reactive power of the fundamental
wave from the AC supply mains. Therefore, a compensation is not
required.
ƒ If the controllers are connected to a supply system with compensation
equipment, this equipment must comprise chokes.
– For this, contact the supplier of the compensation equipment.
EDSVF9333V EN 6.2−04/2012
5.2−3
Page 88
5
5.2
5.2.6
Wiring of the standard device
Notes on project planning
Discharge current for mobile systems
5.2.6Discharge current for mobile systems
Frequency inverters with internal or external RFI filters usually have a
discharge current to PE potential that is higher than 3.5 mA AC or 10 mA DC.
Therefore, fixed installation as protection is required (see EN 61800−5−1).
This must be indicated in the operational documents.
If a fixed installation is not possible for a mobile consumer although the
discharge current to PE potential is higher than 3.5 mA AC or 10 mA DC, an
additional two−winding transformer (isolating transformer) can be included
in the current supply as a suitable countermeasure. Here, the PE conductor
is connected to the PEs of the drive (filter, inverter, motor, shieldings) and
also to one of the poles of the secondary winding of the isolating
transformer.
Devices with a three−phase supply must have a corresponding isolating
transformer with a secondary star connection, the star point being
connected to the PE conductor.
filterinverter
L1
prim.
N
PE
Fig. 5.2−1Installation of a two−winding transformer (isolating transformer)
L1L1LL2
sec.
N1NN2
U
V
W
M
3~
8200vec017
5.2−4
EDSVF9333V EN 6.2−04/2012
Page 89
Wiring of the standard device
Optimisation of the controller and mains load
5.2.7Optimisation of the controller and mains load
A mains choke is an inductance which can be included in the mains cable of
the frequency inverter. As a result, the load of the supplying mains and the
controller is optimised:
ƒ Reduced system perturbation: The curved shape of the mains current
approaches a sinusoidal shape.
ƒ Reduced mains current: The effective mains current is reduced, i.e. the
mains, cable, and fuse loads are reduced.
ƒ Increased service life of the controller: The electrolytic capacitors in the
DC bus have a considerably increased service life due to the reduced AC
current load.
There are no restrictions for the combinations of mains chokes and RFI filters
and/or motor filters. Alternatively, a mains filter can be used (combination
of mains choke and RFI filter in a common housing).
Notes on project planning
5
5.2
5.2.7
Note!
ƒ Some controllers must generally be operated with a mains
choke or a mains filter.
ƒ If a mains choke or a mains filter is used, the maximum
possible output voltage does not reach the value of the mains
voltage (typical voltage drop at the rated point 4 ... 6 %).
EDSVF9333V EN 6.2−04/2012
5.2−5
Page 90
5
5.2
5.2.8
Wiring of the standard device
Notes on project planning
Reduction of noise emissions
5.2.8Reduction of noise emissions
Due to internal switching operations, every controller causes noise
emissions which may interfere with the functions of other consumers.
Depending on the site of the frequency inverter, European standard
EN 61800−3 defines limit values for these noise emissions:
Limit class C2: Limit class C2 is often required for industrial mains which are
isolated from the mains of residential areas.
Limit class C1: If the controller is operated in a residential area, it may
interfere with other devices such as radio and television receivers. Here,
interference suppression measures according to limit class C1 are often
required.
Limit class C1 is much more strict than limit class C2. Limit class C1 includes
limit class C2.
For compliance with limit class C1 / C2, corresponding measures for the
limitation of noise emissions are required, e.g. the use of RFI filters.
There are no restrictions for the combinations of RFI filters and mains chokes
and/or motor filters. Alternatively, a mains filter can be used (combination
of mains choke and RFI filter in a common housing).
The selection of the frequency inverter and the corresponding filters, if
applicable, always depends on the application in question and is determined
by e.g. the switching frequency of the controller, the motor cable length, or
the protective circuit (e.g. earth−leakage circuit breakers).
Note!
ƒ Some controllers must generally be operated with a mains
choke or a mains filter.
ƒ If a mains choke or a mains filter is used, the maximum
possible output voltage does not reach the value of the mains
voltage (typical voltage drop at the rated point 4 ... 6 %).
5.2−6
EDSVF9333V EN 6.2−04/2012
Page 91
Wiring of the standard device
Notes on project planning
Reduction of noise emissions
The graphics below illustrates the maximum possible motor cable length
based on the type of filter and the resulting interference voltage category
according to EN 61800−3. Depending on the used motor cable, the used
controller, and its switching frequency, the mentioned maximum motor
cable lengths may vary.
5.2
5.2.8
5
E82ZZxxxxxB230
E82ZNxxxxxB230
EZN3A... ( 15 kW)³
EZN3A... ( 11 kW)£
EZN3B...
E82ZNxxxxxB230
Fig. 5.2−2Maximum motor cable lengths l
1) Use low−capacitance cables
1)
1)
5
1)
limit class C2 / C1
102030405010
102030405010
C2
l[m]
mot
C1
l[m]
mot
based on the type of filter for compliance with
mot
9300vec060
EDSVF9333V EN 6.2−04/2012
5.2−7
Page 92
5
5.2
5.2.9
Wiring of the standard device
Notes on project planning
Mains choke/mains filter assignment
5.2.9Mains choke/mains filter assignment
Operation with rated power (normal operation)
9300Mains chokeInterference voltage category according to EN 61800−3 and motor cable length
ƒ Ensure that the motor cable is as short as possible to have a positive
effect on the drive behaviour.
ƒ In group drives (multiple motors on one controller), the resulting cable
length l
I
[m] + (l1) l2) l3... ) li) @ i
res
is the crucial factor:
res
Ǹ
l
Length of the individual motor cable
x
l
Resulting length of the motor cable
res
iNumber of individual motor cables
ƒ The "technical data" (chap. 3.1) provided for the motor cable length
must be observed.
5.2−10
EDSVF9333V EN 6.2−04/2012
Page 95
Cable cross−section
Note!
The cable cross−sections have been assigned to the permissible
current loading of the motor cables under the following
conditions:
ƒ Compliance with IEC/EN 60204−1 for fixed cable installation
ƒ Compliance with IEC 60354−2−52, table A.52−5 when using the
cable in a trailing cable
ƒ Laying system C
ƒ Ambient temperature 45 °C
ƒ Continuous motor operation at a
– standstill current I
– rated current I
The user is responsible for selecting a motor cable which
complies with the requirements of the current conditions if
different situations arise. Different situations may arise due to:
ƒ Laws, standards, national and regional regulations
ƒ Type of application
ƒ Motor utilisation
ƒ Ambient and operating conditions
ƒ Laying system and bundling of cables
ƒ Cable type
Wiring of the standard device
Notes on project planning
Motor cable
for servo motors or a
0
for three−phase asynchronous motors
R
5
5.2
5.2.10
Motor cable
permanently installed for trailing cableCable cross−section
IM [A]IM [A][mm2][AWG]
10.011.81.018
13.817.31.516
19.123.72.514
25.530.94.012
32.841.06.010
45.555.5108
60.175.5166
76.492.8254
94.6115352
114140501
1461797000
17721795000
2052521200000
Note!
Information on the design of the motor cable is provided in the
"System cables and system connectors" manual.
EDSVF9333V EN 6.2−04/2012
5.2−11
Page 96
Page 97
5.3Basics for wiring according to EMC
5.3.1Shielding
The quality of shielding is determined by a good shield connection:
ƒ Connect the shield with a large surface.
ƒ Connect the shield directly to the intended shield sheet of the device.
ƒ In addition, connect the shield to the conductive and earthed mounting
plate with a large contact surface by using a conductive clamp.
ƒ Unshielded cable ends must be as short as possible.
5.3.2Mains connection, DC supply
ƒ Controllers, mains chokes, or mains filters may only be connected to
the mains via unshielded single cores or unshielded cables.
Wiring of the standard device
Basics for wiring according to EMC
Shielding
5
5.3
5.3.1
5.3.3Motor cable
ƒ When a mains filter or RFI filter is used, shield the cable between mains
filter or RFI filter and controller if its length exceeds 300 mm.
Unshielded cores must be twisted.
ƒ In DC−bus operation or DC supply, use shielded cables.
ƒ The cable cross−section must be dimensioned for the assigned fusing
(observe national and regional regulations).
ƒ Only use shielded motor cables with braids made of tinned or
nickel−plated copper. Shields made of steel braids are not suitable.
– The overlap rate of the braid must be at least 70 % with an overlap
angle of 90 °.
ƒ The cables used must correspond to the requirements at the location
(e.g. EN 60204−1).
ƒ Shield the cable for motor temperature monitoring (PTC or thermal
contact) and install it separately from the motor cable.
– In Lenze system cables, the cable for brake control is integrated into
the motor cable. If this cable is not required for brake control, it can
also be used to connect the motor temperature monitoring up to a
length of 50 m.
EDSVF9333V EN 6.2−04/2012
ƒ Connect the shield with a large surface and fix it with metal cable
binders or a conductive clamp.
ƒ Connect the shield directly to the corresponding device shield sheet.
– If required, additionally connect the shield to the conductive and
earthed mounting plate in the control cabinet.
ƒ The motor cable is optimally installed if
– it is separated from mains cables and control cables,
– it only crosses mains cables and control cables at right angles,
5.3−1
Page 98
5
5.3
5.3.3
Wiring of the standard device
Basics for wiring according to EMC
Motor cable
– it is not interrupted.
ƒ If the motor cable must be opened all the same (e.g. due to chokes,
contactors, or terminals):
– The unshielded cable ends may not be longer than 100 mm
(depending on the cable cross−section).
– Install chokes, contactors, terminals etc. spatially separated from
other components (with a min. distance of 100 mm).
– Install the shield of the motor cable directly before and behind the
point of separation to the mounting plate with a large surface.
ƒ Connect the shield with a large surface to PE in the terminal box of the
motor at the motor housing.
– Metal EMC cable glands at the motor terminal box ensure a large
surface connection of the shield with the motor housing.
Motor supply cableCable gland
Motor supply cable
max. 500mm
Braid
Cable gland
Large-surface
contactof
cable shield
Fig. 5.3−1Shielding of the motor cable
Heat-shrinkable tube
8200EMV0238200EMV024
Cablegland acc.toEMCwith
high degree ofprotection
5.3−2
EDSVF9333V EN 6.2−04/2012
Page 99
5.3.4Control cables
Wiring of the standard device
Basics for wiring according to EMC
Control cables
ƒ Control cables must be shielded to minimise interference injections.
ƒ For lengths of 200 mm and more, use only shielded cables for analog
and digital inputs and outputs. Under 200 mm, unshielded but twisted
cables may be used.
ƒ Connect the shield correctly:
– The shield connections of the control cables must be at a distance of
at least 50 mm from the shield connections of the motor cables and
DC cables.
– Connect the shield of digital input and output cables at both ends.
– Connect the shield of analog input and output cables at one end (at
the drive controller).
ƒ To achieve an optimum shielding effect (in case of very long cables,
with high interference) one shield end of analog input and output
cables can be connected to PE potential via a capacitor (e.g.
10 nF/250 V) (see sketch).
5.3.4
5
5.3
Fig. 5.3−2Shielding of long, analog control cables
9300vec043
EDSVF9333V EN 6.2−04/2012
5.3−3
Page 100
5
5.3
5.3.5
Wiring of the standard device
Basics for wiring according to EMC
Installation in the control cabinet
5.3.5Installation in the control cabinet
Mounting plate requirements
Mounting of the components
Optimum cable routing
ƒ Only use mounting plates with conductive surfaces (zinc−coated or
V2A−steel).
ƒ Painted mounting plates are not suitable even if the paint is removed
from the contact surfaces.
ƒ If several mounting plates are used, ensure a large−surface connection
between the mounting plates (e.g. by using earthing strips).
ƒ Connect controllers, filters, and chokes to the earthed mounting plate
with a surface as large as possible.
ƒ The motor cable is optimally installed if
– it is separated from mains cables and control cables,
– it crosses mains cables and control cables at right angles.
ƒ Always install cables close to the mounting plate (reference potential),
as freely suspended cables act like aerials.
ƒ Lead the cables to the terminals in a straight line (avoid tangles of
cables).
Earth connections
ƒ Use separated cable channels for motor cables and control cables. Do
not mix up different cable types in one cable channel.
ƒ Minimise coupling capacities and coupling inductances by avoiding
unnecessary cable lengths and reserve loops.
ƒ Short−circuit unused cores to the reference potential.
ƒ Install the positive and negative wires for DC 24 V close to each other
over the entire length to avoid loops.
ƒ Connect all components (drive controllers, chokes, filters) to a central
earthing point (PE rail).
ƒ Set up a star−shape earthing system.
ƒ Comply with the corresponding minimum cable cross−sections.
5.3−4
EDSVF9333V EN 6.2−04/2012
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