NORD BU0500 User Manual

GB
BU 0500
SK 500E
Users Manual for Frequency Inverters
SK 500E – Users Manual for Frequency Inverters
During operation, drive power converters may, depending on their protection class, have live, bare, moving or rotating parts or hot
carried out by qualified personnel (comply with IEC 364,
CENELEC HD 384, DIN VDE 0100, IEC 664 and DIN VDE 0110, and
amiliar with the assembly, installation,
Drive power converters are components intended for installation in
When installed in machines, the drive power converter cannot be ensured that the machine meets the provisions of the EC Directive
lso be complied
e installation and cooling of the equipment must be implemented
The drive power converter must be protected against
and handling, components must not be deformed and/or insulation dis tances must not be changed. Touching of electronic components and
Drive power converters have electrostatically sensitive
by incorrect
handling. Electrical components must not be mechanically
When working on live drive power converters, the applicable
t be complied with
section, fuses, ground
lead connections). Further instructions can be found in the
such as shielding, earthing, location of filters and installation of cables can be found in the drive power converter documentation.
rters. Compliance with the limiting values
specified in the EMC regulations is the responsibility of the
Where necessary, systems where drive power converters are
l monitoring and protective equipment according to the applicable safety requirements, e.g. legislation concerning technical equipment,
The parameterisation and configuration of the drive power
supply, live equipment components and power connections
ately, because of possible
charged capacitors. Observe the relevant information signs
NORD frequency inverters

Safety and operating instructions for drive power converters

(as per: Low Voltage Directive 2006/95/EEC )
1. General
surfaces. Unauthorised removal of covers, improper use, incorrect ins tallation or
operation causes a risk of serious personal injury or material damage. Further information can be found in this documentation. All transportation, installation and initialisation and maintenance work
must be national accident prevention regulations).
For the purposes of these basic safety inst ructions, qualified personnel are persons who are f commissioning and operation of this product and who have the relevant qualifications for their work.
2. Proper use in Europe
electrical systems or machines.
commissioned (i.e. commencement of the proper use) until it has been 2006/42/EEC (machine directive); EN 60204 must a
with. Commissioning (i.e. implementation of the proper use) is only permitted
when the EMC directive (2004/108/EEC) is complied with. Drive power converters with the CE mark meet the requirements of the
Low Voltage Directive 2006/95/EEC. The harmoni zed standards stated in the Declaration of Conformity are used for the drive power converters.
Technical data and information for connec tion conditions can be found on the rating plate and in the documentation, and must be complied with.
The drive power converters m ay only be used for the safety functions which are described and for which they have been explicitly approved.
3. Transport, storage
Information regarding transport, storage and correct handling must be complied with.
4. Installation
Th according to the regulations in the corresponding documentation.
These safety instructions must be kept in a safe place!
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impermissible loads. Especially during transport
contacts must be avoided.
components, which can be easily damaged damaged or destroyed (this may cause a health hazard!).
5. Electrical connections
national accident prevention regulations mus (e.g. VBG A3, formerly VBG 4).
The electrical installation must be implemented according t o the applicable regulations (e.g. cable cross-
documentation. Information about EMC-compliant installation –
These instructions must be compl ied with even with CE m arked drive power conve
manufacturer of the system or machine.
6. Operation
installed must be equipped with additiona
accident prevention regulations, etc.
converter must be selected so that no hazards can occur. All covers must be kept closed during operation.
7. Maintenance and repairs
After the drive power converter is di sconnected from the power should not be touched immedi located on the drive power converter.
Further information can be found in this documentation.
2 BU 0500 GB-1013
Intended use of the frequency inverter

Intended use of the frequency inverter

Compliance with the operating instructions is necessar y for fault-free operation and the acceptance of any warranty claims. These operating instructions must be read before working with the device!
These operating instructions contain important information about servicing. They must therefore be kept close to the device.
SK 500E series frequency inverters are devices for industrial an commercial systems used for the operatio n of three-phase as ynchronous motors with squirr el­cage rotors and Permanent Magnet Synchronous Motors – PMSM (SK 54x E and above) These motors must be s uitab le for o perat ion with fr equenc y inverter s, ot her loads must not be connected to the devices.
SK 5xxE frequency inverters are devices for stationary installation in control cabinets. All details regarding technical data and permissible conditions at the installation site must be complied with.
Commissioning (com mencement of the intended use) is not perm itted until it has been ensured that the machine complies with the EMC Directive 2004/108/EEC and that the conformity of the end product meets the Machinery Directive 2006/42/EEC (observe EN 60204) .
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Getriebebau NORD GmbH & Co. KG, 2013
BU 0500 GB-1013 3
SK 500E – Users Manual for Frequency Inverters
SK 5xxE-250-112-O ... SK 5xxE-750-112-O
SK 5xxE-301-323-A ... SK 5xxE-182-323-A

Documentation

Name: BU 0500 Part No.: 607 50 01 Series: SK 500E FI series: SK 500E, SK 505E, SK 510E, SK 511E,
SK 515E, SK 520E, SK 530E, SK 535E,
FI types:
SK 5xxE-250-323-A ... SK 5xxE-221-323-A
SK 5xxE-550-340-A ... SK 5xxE-902-340-A
(0.25 – 0.75kW, 1~ 115V, output 3~ 230V)
0.25 - 2.2kW, 1/3~ 230V, output 3~ 230V) (3.0 – 18.0kW, 3~ 230V, output 3~ 230V) (0.55 – 90.0kW, 3~ 400V, output 3~ 400V)

Version list

Name of previous issues Software
Version
BU 0500 DE, March 2005 V 1.1 R1 First issue based on BU 0750 DE
May, June, August, December 2005, May, October 2006, May, August 2007, February, May 2008
(For an overview of the amendments to the above editions: please refer to the April 2009 version (Part No.:
April 2009, November 2010, February, April 2011
(For an overview of the amendments to the above editions: please refer to the April 2011 version (Part No.:
BU 0500 DE, September 2011
Part No. 607 5001 / 3811
BU 0500 DE, March 2013
Part No. 607 5001 / 1013
V 2.0 R0 please refer to the September 2011 edition (Part No.:
V 2.0 R5 These include:
Remarks
Further revisions:
6075001/1409))
Further revisions:
6075001/1411))
6075001/3811)
Addition of size 8 and size 9 (45 kW ... 90 kW)
Modification of the UL data, mains fuses, e.g. RK types
Revision of section structure
Removal of the parameter summary list
Correction of the snap-on rail mounting kit SK DRK1-...
Description of control boxes SK TU3-CTR and
SK TU3-PAR removed (see BU0040)
Addition of E004 in the description of errors
Removal of SK54xE devices and transfer to a new
document (BU0505)
Table 1: Version list
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Publisher

Getriebebau NORD GmbH & Co. KG
Rudolf-Diesel-Str. 1 D-22941 Bargteheide http://www.nord.com/ Tel.: +49 (0) 45 32 / 289-0 Fax +49 (0) 45 32 / 289-2555
=== Ende der Liste für Textmarke Copyright ===
4 BU 0500 GB-1013
Publisher
BU 0500 GB-1013 5
SK 500E – Users Manual for Frequency Inverters
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Table of Contents

=== Ende der Liste für T extmarke I nhaltsverz eichnis ===
1. General ....................................................................................................................................................... 11
1.1 Overview .......................................................................................................................................... 11
1.2 Delivery ............................................................................................................................................ 13
1.3 Scope of delivery.............................................................................................................................. 13
1.4 Safety and installation information ................................................................................................... 13
1.4.1 Explanation of labels used .................................................................................................. 14
1.4.2 List of Safety and installation information ........................................................................... 14
1.5 Certifications .................................................................................................................................... 16
1.5.1 European EMC Directive .................................................................................................... 16
1.5.2 UL and cUL approvals for frequency inverters (CSA) ......................................................... 16
1.5.3 C-Tick labelling - No. N 23134 ............................................................................................ 19
1.5.4 RoHS compliant .................................................................................................................. 19
1.6 Type codes / Device versions .......................................................................................................... 19
2. Assembly and installation ........................................................................................................................ 22
2.1 SK 5xxE, standard version ............................................................................................................... 23
2.2 SK 5xxE…-CP in ColdPlate version ................................................................................................. 24
2.3 External heat sink kit ........................................................................................................................ 25
2.4 Snap-on mounting rail kit SK DRK1-… ............................................................................................ 27
2.5 EMC Kit ............................................................................................................................................ 28
2.6 Brake resistor (BR)........................................................................................................................... 29
2.6.1 Electrical data, brake resistor ............................................................................................. 30
2.6.2 Dimensions of bottom-mounted BR SK BR4 ...................................................................... 31
2.6.3 Dimensions, bra ke re sistor chassis SK BR2 ...................................................................... 33
2.7 Mains choke SK CI1......................................................................................................................... 34
2.8 Output choke SK CO1 ...................................................................................................................... 36
2.9 Line filter .......................................................................................................................................... 37
2.10 Electrical connections ...................................................................................................................... 40
2.10.1 Wiring guidelines ................................................................................................................ 41
2.10.2 Adaptation to IT networks ................................................................................................... 42
2.10.3 DC-coupling ........................................................................................................................ 44
2.10.4 Electrical connections, power unit ...................................................................................... 47
2.10.5 Electrical connections, control unit ..................................................................................... 49
2.11 Colour and contact assignments for encoders ................................................................................. 59
2.12 RJ45 WAGO- Connection module ................................................................................................... 60
2.13 Setpoint card ± 10V .......................................................................................................................... 61
3. Displays and control ................................................................................................................................. 62
3.1 Modular assemblies SK 5xxE .......................................................................................................... 62
3.2 Overview of technology units ........................................................................................................... 63
3.3 SimpleBox, SK CSX-0 ...................................................................................................................... 65
4. Commissioning ......................................................................................................................................... 68
4.1 Factory settings ................................................................................................................................ 68
4.2 Minimal configuration of control connections ................................................................................... 69
4.3 KTY84-130 connection (above software version 1.7)....................................................................... 70
4.4 Frequency addition and subtraction via operating boxes ................................................................. 71
5. Parameters ................................................................................................................................................. 72
6. Operating status messages ................................................................................................................... 140
6.1 Display of messages ...................................................................................................................... 140
6.2 Messages ....................................................................................................................................... 141
7. Technical data ......................................................................................................................................... 149
7.1 General Data SK 500E ................................................................................................................... 149
7.2 Electrical data ................................................................................................................................ 150
7.2.1 Electrical data 115V .......................................................................................................... 150
6 BU 0500 GB-1013
Table of Contents
7.2.2 Electrical data 230V .......................................................................................................... 151
7.2.3 Electrical data 400V .......................................................................................................... 153
7.3 General conditions for ColdPlate technology ................................................................................. 156
8. Additional information ............................................................................................................................ 158
8.1 Setpoint processing........................................................................................................................ 158
8.2 Process controller .......................................................................................................................... 160
8.2.1 Process controller application example ............................................................................ 160
8.2.2 Process controller parameter s ettin gs .............................................................................. 161
8.3 Electromagnetic Compatibility (abbreviation: EMC) ...................................................................... 162
8.4 EMC limit value classes ................................................................................................................. 162
8.5 Reduced output power ................................................................................................................... 164
8.5.1 Increased heat dissipation due to pulse frequency ........................................................... 164
8.5.2 Reduced overcurrent due to time ..................................................................................... 164
8.5.3 Reduced overcurrent due to output frequency.................................................................. 165
8.5.4 Reduced output current due to mains voltage .................................................................. 167
8.5.5 Reduced output current due to the heat sink temperature ................................................ 167
8.6 Operation with FI circuit breakers ................................................................................................... 167
8.7 Energy Efficiency ........................................................................................................................... 168
8.8 Standardisation of setpoint / target values ..................................................................................... 169
8.9 Definition of setpoint and actual value processing (frequencies) ................................................... 170
9. Maintenance and servicing information ................................................................................................ 171
9.1 Maintenance Instructions ............................................................................................................... 171
9.2 Repair information .......................................................................................................................... 171
9.2.1 Repairs ............................................................................................................................. 172
9.2.2 Internet information ........................................................................................................... 172
9.3 Abbreviations ................................................................................................................................. 173
BU 0500 GB-1013 7
SK 500E – Users Manual for Frequency Inverters
8 BU 0500 GB-1013
List of illustrations
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List of illustrations

=== Ende der Liste für T extmarke A bbildungs verzeichnis ===
Fig. 1 SK 5xxE and accessories ............................................................................................................................ 20
Fig. 2 Frequency inverter ty pe plate (ex ample) ..................................................................................................... 21
Fig. 3 Mounting distances for SK 5xxE .................................................................................................................. 22
Fig. 4 EMC Kit SK EMC2-x .................................................................................................................................. 28
Fig. 5: Top: bottom-mounted brake resistor SK BR4- Bottom: chassis brake resistor SK BR2-... ......................... 29
Fig. 6 Diagram of a DC-coupling ........................................................................................................................... 45
Fig. 7 Diagram of a DC coupling with an input/feedback unit ................................................................................ 46
Fig. 8: Dimensions of setpoint card± 10V .............................................................................................................. 61
Fig. 9: Mod ular assemblies SK 5xxE ..................................................................................................................... 62
Fig. 10 SimpleBox SK CSX-0 ................................................................................................................................ 65
Fig. 11 Top side of FI with RJ12 / RJ45 connection ............................................................................................. 65
Fig. 12: SimpleBox, SK CSX-0 menu structure ..................................................................................................... 67
Fig. 13 Motor type plate ......................................................................................................................................... 68
Fig. 14: Setpoint processing ................................................................................................................................ 159
Fig. 15: Process controller flow diagram .............................................................................................................. 160
Fig. 16: Heat losses due to pulse frequency ........................................................................................................ 164
Fig. 17: Output current due to mains voltage ....................................................................................................... 167
Fig. 18 Energy efficiency due to automatic flux optimisation ............................................................................... 168
BU 0500 GB-1013 9
SK 500E – Users Manual for Frequency Inverters
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List of tables

=== Ende der Liste für T extmarke T abellenverz eichnis == =
Table 1: Version list ................................................................................................................................................. 4
Table 2: Overview of SK 500E performance grading features ............................................................................... 12
Table 3: Overview of differing hardware features .................................................................................................. 12
Table 4: EMC Kit SK EMC2-x .............................................................................................................................. 28
Table 5: Electrical data for brake resistor SK BR2-… and SK BR4-… .................................................................. 30
Table 6: Brake resistor temperature switch data ................................................................................................... 31
Table 7: Dimensions of bottom-mounted brake resistor SK BR4-... ...................................................................... 31
Table 8: Dimensions of chassis brake resistor SK BR2-... .................................................................................... 33
Table 9: Mains choke data for SK CI1-..., 1~ 240 V .............................................................................................. 34
Table 10: Mains choke data for SK CI1-..., 3~ 240 V ............................................................................................ 34
Table 11: Mains choke data for SK CI1-..., 3~ 480 V ............................................................................................ 35
Table 12: Output choke data for SK CO1-..., 3~ 240 V.......................................................................................... 36
Table 13: Output choke data for SK CO1-..., 3~ 480 V.......................................................................................... 37
Table 14: Mains filter NHD-... ................................................................................................................................ 37
Table 15: Mains filter LF2-... .................................................................................................................................. 38
Table 16: Mains filter HLD-... ................................................................................................................................. 38
Table 17: Mains filter SK CIF-................................................................................................................................ 39
Table 18: Integrated mains filter ............................................................................................................................ 42
Table 19: Tools 47
Table 20: Connection data .................................................................................................................................... 47
Table 21: Colour and contact assignments for NORD TTL incremental encoders ................................................ 60
Table 22: RJ45 WAGO connection module ........................................................................................................... 61
Table 23: Setpoint card ± 10V ............................................................................................................................... 61
Table 24: Overview of Technology Units and Control Boxes ................................................................................. 63
Table 25: Overview of Technology Units and Bus Systems .................................................................................. 63
Table 26: Overview of technology units, other optional modules ........................................................................... 64
Table 27: SimpleBox SK CSX-0, functions ............................................................................................................ 66
Table 28: Technical data, ColdPlate 115V / 230V devices .................................................................................. 156
Table 29: Technical data, ColdPlate 400V devices ............................................................................................. 157
Table 30: Overview of standards according to product standard EN 61800-3 ..................................................... 163
Table 31: Overcurrent relative to time ................................................................................................................. 165
Table 32: Overcurrent relative to pulse and output frequency ............................................................................. 166
Table 33: Scaling of setpoints and actual values (Selection) ............................................................................... 169
Table 34: Processing of setpoints and actual values in the frequency inverter ................................................... 170
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10 BU 0500 GB-1013
1 General
rs etc.) may also be subject to modifications.

1. General

The SK 500E series is based on the tried and tested NORD platform. These devices feature a compact design with optimum control characteristics.
These frequency inverters are provided with sensorless vector current control system which in combination with as ynchronous three-ph ase motor types constan tly ensures an optim ised voltage-to­frequency ratio. For the drive unit, this means very hi gh starting and overload torques with constant speed.
As standard, the freque ncy inverters are eq uipped with a fixed heat sink, via whic h the power losses are dissipated to the environment. Altern atively, for sizes 1 - 4 there is the ColdPlate version and for sizes 1 and 2 there is also an external heat sink version.
This series of frequenc y inverters can be adapte d to indivi dual requirem ents b y means of t he modular technology units.
Due to the wide range of setting options, these inverters can control all three-phase motors. The power range is from 0.25 kW to 90.0 kW with integrated mains filter.
This manual is base d on the d evice soft ware as state d in the ver sion list (s ee P707). If the frequenc y inverter uses a diff erent s oftw are v ers ion, t his may cause differences. If nec es s ary, the curr ent manual can be downloaded from the Internet (http://www.nord.com/
).
There are additional descriptions for the optional functions "Functional Safety "(BU 0530) and the "POSICON" positioning system (BU 0510) and the memory programmable "PLC" control units (BU0550). Supplementary descriptions for the optional bus systems are also available
http://www.nord.com/
).
Note
The accessories mentioned in the manual (brake resistors, filte Current details of these are included in separate data sheets, which are listed under www.nord.com unde r the heading Documentation → Manuals → Frequency inverters → Data sheets. The data sheets available at the date of publication of this manual are listed by name in the relevant sections (TI ...).
Accessories
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1.1 Overview

Properties of the basic frequency inverter SK 500E:
• High starting torque and precise motor speed control setting with sensorless current vector control
• Can be mounted next to each other without additional spacing
• Permissible ambient temperature range 0 to 50°C (please refer to the technical data)
• Integrated EMC mains filter for limit curve A1 (and B1 for size 1 - 4 devices) as per EN55011 (not for 115V devices)
• Automatic measurement of the stator resistance or determination of the precise motor data
• Programmable direct current braking
• Integrated brake chopper for 4 quadrant operation (optional brake resistors)
• Four separate online switchable parameter sets
• RS232/485 interface via RJ12 plug connector
• USS-integrated (see BU 0050)
BU 0500 GB-1013 11
SK 500E – Users Manual for Frequency Inverters
Safe pulse block (STO / SS1)*
x x x x BU 0530
2 x CANbus/CANopen interfaces via RJ45 plug
RS485 interface additionally via terminals
x x x
Speed feedback via incremental encoder input
Integrated “POSICON” positioning control
x x BU 0510
CANopen absolute encoder evaluation
x x BU 0510
PLC / SPS – functionality
x BU 0550
Universal encoder interface (SSI, BISS, Hiperface, EnDat and SIN/COS)
Operation of PMSM (Permanent Magnet Synchronous Motors)
Modbus RTU
x BU 0050
5 / 3 6 / 2
7 / 1
Additional potential-isolated PTC input***
x
Number of analog inputs / outputs
2 / 1
2 / 1
2 / 1
2 / 1
2 / 1
2 / 1
Number of relay messages
2 2 2 2 2 2
External 24V supply voltage. Communication with the frequency inverter is
External 24V supply voltage with automatic switchover to the internal 24V low
Feature SK … 50xE 51xE 511E 520E 53xE 54xE
Operating manual BU 0500 BU 0505
Additional
options
x x x x BU 0060
x x x
x BU 0510
x
Number of digital inputs / outputs** 5 / 0 5 / 0 5 / 0 7 / 2 7 / 2
* not with 115 V devices ** SK 54xE: 2 I/Os can be variably parameterised as inputs or outputs *** alternative "thermistor" function on digital input 5 possible (above size 5 an additional thermistor input is available as standard)
Table 2: Overview of SK 500E performance grading features
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Differing hardware features
Version Description
SK 5xxE--CP compared with SK 5xxE
SK 5x5E compared with SK 5x0E
For size 5 and above in comparison with sizes 1 – 4 (> 4 kW, 230V or > 11 kW, 400V)
Table 3: Overview of differing hardware features
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ColdPlate or external heat sink
possible even without a power connection
Additional, separately mounted PTC input (potential isolated)
voltage generator on failure of the external control voltage.
Processing of both bipolar and analog signals
2 x CANbus/CANopen interfaces via RJ45 plug as standard
12 BU 0500 GB-1013
1 General
RS485 (supplementary description BU 0010), NORD CON PC

1.2 Delivery

Check the equipm ent immediately after d el iv er y/unp a cking for transport damage such as deformation or loose parts.
If there is any damage, contact the carrier immediately and carry out a thorough assessment.
Important! This also applies even if the packaging is undamaged.
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1.3 Scope of delivery

Standard version: IP20
Integrated brake chopper Integrated EMC mains filter f or limit curve A1 as per EN55 011
devices) Blanking cover for technology unit slot Screening terminal for control terminals Covering for the control terminals Size 1 to Size 7: Accessory bag with wall mounting brackets Size 8 and above: miscellaneous electrical connection material Operating instructions on CD
Available accessories:
Braking resistor, mains filter, mains chokes, output chokes, link circuit choke (size 8 and above), EMC kit (SK EMV ...), el ectronic brake rec tifier SK EBGR-
1), IO extension for SK 54xE (SK EBIOE-2), interface converter RS232 parameterisation software > www.nord.com <, ePlan macros for creating
electrical circuit diagrams > www.nord.com <
Technology units for clipping onto the frequency inverter for control and
parameterisation or as communication interface for various bus systems.
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1.4 Safe ty and installation information

NORD frequency inverter s are equipment for use in industrial high volt age systems and ar e operated at voltages that could lead to severe injuries or death if they are touched.
The frequency inverter a nd its acc es sor ies must only be used for th e p urpos e w hic h is intended by the manufacturer. Unauthor ised modifications and the use of spare par ts and additional equipm ent which has not been purchased from or recommended by the manufacturer of the frequency inverter may cause fire, electric shock and injury.
All of the associated covers and protective devices must be used. Installation and other work may only be carried out b y qualified electr icians with strict adherenc e to the
operating instructions. Therefore keep these Operating Instructions at hand, together with all supplementary instructions for any options which are used, and give them to each user.
Local regulations for the installation of electrical equ ipm ent and accident pre vention m ust be complied with.
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BU 0500 GB-1013 13
SK 500E – Users Manual for Frequency Inverters
erous situation, which may result in death or
Indicates a possibly dangerous situation, which may result in slight or
Indicates a possibly harmful situation, which may cause damage to the
The frequency inverter operates with a dangerous voltage. Touching certain conducting components (connection
pply cables as well as the PCBs) will cause electric shock with possibly fatal
erminals and braking resistor terminals, contact rails, PCBs and
supply cables may still conduct hazardous voltages. A motor standstill is not identical to electrical isolation from
after the mains have been switched off! (The equipment may continue to carry hazardous voltages for
generate a dangerous voltage. Touching electrically conducting components may then cause an electric shock

1.4.1 Explanation of labels used

DANGER
WARNING
CAUTION
Note
NOTICE
Indicates an immediate danger, which may result in death or serious injury.
Indicates a possibly dang serious injury.
minor injuries.
product or the environment.
Indicates hints for use and useful information.
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1.4.2 List of Safety and installation information

DANGER
terminals, contact rails and su consequences.
Even when the motor is at a standstill (e.g. caused by an electronic block, blocked drive or output terminal short­circuit), the line connection terminals, motor t
Danger of electric shock
the mains. Only carry out installations and work if the device is disconnected from the voltage and wait at least 5
minutes up to 5 minutes after being switched off at the mains).
Follow the 5 Safety Rules (1. Switch off the power, 2. Secure against switching on, 3, Check for no voltage, 4. Earth and short circuit, 5. Cover or fence off neighbouring live components).
DANGER
Even if the drive unit has been disconnected from the mains, a connected motor may rotate and possible with possible fatal consequences.
Therefore prevent connected motors from rotating.
Danger of electric shock
14 BU 0500 GB-1013
1 General
e voltage supply of the frequency inverter may directly or indirectly put it into operation, or touching electrically
In case of a fault, insufficient earthing may cause an electric shock with possibly fatal consequences if the device
frequency inverter is only intended for permanent connection and may not be operated
when the mains are switched on. The machinery which it drives (press / chain hoist / roller / fan etc.) may then
ecure the danger area by warning and removing all persons from the danger
ient distance from adjacent
Failure to comply with this may cause damage to the frequency inverter due to impermissible currents in the
equency inverter is a product which is intended for use in an industrial environment and is subject to sales
WARNING
Th conducting components may then cause an electric shock with possible fatal consequences.
Therefore, all poles of the voltage supply must be disconnected. For devices with a 3-phase supply, L1 / L2 / L3 must be disconnected. For devices with a single phase supply, L1 / N must be disconnected. For devices with a DC supply, –DC / +B must be disconnected. Also, the motor cables U / V / W must be disconnected.
WARNING
is touched. Because of this, the
without effective earthing connections which comply with local regulations for large leakage currents (> 3.5mA). EN 50178 / VDE 0160 stipulates the installation of a second earthing conductor or an earthing conductor with a
cross-section of at least 10mm2.
WARNING
With certain setting conditions, the frequency inverter or the motor which is connected to it may start automatically make an unexpected movement. This may cause various injuries, including to third parties.
Before switching on the mains, s area.
Danger of electric shock
Danger of electric shock
Danger of injury if motor starts
CAUTION
The heat sink and all other metal components can heat up to temperatures above 70°C. Touching such components may cause local burns to the affected parts of the body (hands, fingers, etc.). To prevent such injuries, allow sufficient time for cooling down before starting work - the surface temperature
should be checked with suitable measuring equipment. In addition, keep suffic components during installation, or install protection against contact.
NOTICE
For single phase operation (115/230V) the mains impedance must be at least 100µH for each conductor. If this is not the case, a mains choke must be installed.
components.
Damage to the frequency inverter
NOTICE
The fr restrictions according to IEC 61800-3. Use in a residential environment may require additional EMC measures.
For example, electromagnetic interf er ence can be reduced by the use of an optional mains filter.
Danger of burns
EMC - Interference
BU 0500 GB-1013 15
SK 500E – Users Manual for Frequency Inverters
Due to their principle of operation (e.g. due to integrated mains filters, mains units and capacitor banks),
Note
The frequency inverters are suitable for operation on TN or TT networks as well as for IT networks with the
"Integral solid state short circuit protection does not provide branch circuit protection. Branch circuit protection
circuit protection does not provide branch circuit protection. Branch circuit protection must be
“Anschluss von Kupferkabel mit einer Isolationsfestigkeit von mind. 75°C“
NOTICE
Leakage and residual currents
frequency inverters generate leakage currents. For the correct operation of the frequency inverter on a current­sensitive RCD, the use of an all-current sensitive earth leakage circuit breaker (Type B) compliant with EN 50178 / VDE 0160 is necessary.
Operation on TN- / TT- / IT- networks
configuration of the integrated mains filter.
Note
Maintenance
In normal use, frequency inverters are maintenance free. The cooling surfaces must be regularly cleaned with compressed air if the ambient air is dusty. In case of long-term shut-down or long-term storage, the capaci tor s must be re-formed (refer to "T echnica l Data "). Failure to do this will damage these components and will cause a considerable reduction of the service life -
including the immediate destruction of the frequency inverter.
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1.5 Certifications

Pos: 25 /Anl eitungen/ Elektronik/F U und Start er/1. Allg emeines/1. 5.1 Europäis che EMV-Richtlinie @ 0\mod_1325780630565_388.docx @ 5431 @ 3 @ 1

1.5.1 European EMC Directive

If the frequency inverter is installed according to the recommendations in this manual, it meets all EMC directive requirements, as per the EMC pr od uc t s tandard f or m otor-operated systems EN 618 00-
3.
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1.5.2 UL and cUL approvals for frequency inverters (CSA)

All SK 500E frequenc y inverters include motor overlo ad protection. Further technical details c an be found in Section 7.2.
NOTICE
must be provided in accordance with the National Electric Code and any additional local codes."
The integral short­provided in accordance with the manufacturer's instructions, the "National Electric Code" and all additional local regulations.
Note
“Use 75°C Copper Conductors Only" ­(betrifft ausschließlich Anschlussleitungen (Netz- / Motorkabel aber nicht Steuerleitungen))
„These products are intended for use in a pollution degree 2 environment“ - „Das Produkt ist für den Betrieb in
Umgebungen mit Verschmutzungsgrad 2 geeignet“
"Maximum Surrounding Air Temperature 40°C" - “Maximale Umgebungstemperatur 40°C”
16 BU 0500 GB-1013
1 General
d bei Schutz über eine
strombegrenzende Sicherung“ mit hohem
A oder 65 000 A (symmetrisch), und bei Schutz über Sicherungsautomaten nach UL Kategorie DIVQ
ischer und elektromagnetischer Auslöser)
Die Stromwerte der Sicherungen und
Wenn diese Klemmen genutzt werden um externe Spannungen (24V) einzuspeisen, so muss für einen UL konformen Anschluss folgendes
(24Vdc) verbunden werden. Eine Sicherung
n isoliertem Steuerspannungskreis und
UL- Approval - File No. E171342
Frequency inverter Fuses Circuit Breaker
SK 5xxE-xxx- Size Type Circuit Circuit
1 … 4 5, 6 7 C,J,R,T G, L [V] [A] rms [V] [A] rms
-112
-323
-323
-323
-340 (/ -350)
-340 (/ -350)
-340 (/ -350)
X X X 300 100 000 480 10 000 X X X 300 100 000 480 10 000
X X - 300 65 000 480 65 000 X X X 300 100 000 480 65 000
X X X 600 100 000 480 10 000
X X - 600 65 000 480 65 000 X X X 600 100 000 480 65 000
referring to the table above “Suitable for use on a circuit capable of delivering
not more than 65 000 or 100 000 rms symmetrical Amperes, and when protected by High-Interrupting Capacity, Current Limiting Fuses”.
“Suitable for use on a circuit capable of delivering not more than 10 000 or 65 000 rms symmetrical Amperes, and when protected by a Circuit Breaker (inverse time trip type) in accordance with UL 489”, having an interrupting rating of not less than 10 000 or 65 000 rms symmetrical Amperes, 480 Volts maximum.
The current ratings of the fuses and circuit breakers are stated in Section 0.
Devices of size 5 and above - Use of terminals X12 or X8 "Intended to be connected only to isolated
secondary sources rated 24Vdc. Fuse in accordance with UL 248 rated max. 4 A must be provided externally between the isolated source and this device input".
bezugnehmend zur obigen Tabelle Geeignet für den Einsatz am Netz mit einem max.
Kurzschlussstrom von 65 000 A oder 100 000 A (symmetrisch), un
Ausschaltvermögen. Geeignet für den Einsatz am Netz mit einem max.
Kurzschlussstrom von 10 000
(therm gemäß UL 489, mit einem Mindestaus­schaltvermögen von 10 000 A oder 65 000 A, 480 V Maximum.
Leistungsschalter sind im Kapitel 0 aufgeführt.
berücksichtigt werden: "Darf nur mit isoliertem Steuer-spannungskreis
BU 0500 GB-1013 17
zwische diesem Eingang muss gemäß UL 248 ausgeführt sein, darf maximal 4 A betragen und muss extern bereitgestellt werden.“
SK 500E – Users Manual for Frequency Inverters
und bei Schutz über eine strombegrenzende Sicherung“ mit hohem Ausschaltvermögen wie
cherungsautomaten nach
UL Kategorie DIVQ (thermischer und
Die Stromwerte der Sicherungen und
40 für
xx) ist zwischen Einspeisung und
itig) nach
The supplementary requirements as per the cUL listing are fulfilled by the use of an appropriate overvoltage filter For SK500E series frequency inverters, no suitable CSA filter can be provided for the voltage range 1~115V
Supplement for cUL
Compliance with th e condit ions descr ibed bel ow f ulfils the requir em ents f or cUL approval as per CSA.
Frequency Inverters size 1 - 7 “Suitable for use on a circuit capable of delivering
not more than 5 000 rms symmetr i cal Amperes,
• 240 Volts maximum (SK 5xxE-xxx-323) or
• 500 Volts maximum (SK 5xxE-xxx-340 / SK 5xxE-xxx-350) and when protected by High-Interrupting Capacity,
Current Limiting Fuses as described above”.
“Suitable for use on a circuit capable of delivering not more than 5 000 rms symmetr i cal Amperes,
• 240 Volts maximum (SK 5xxE-xxx-323) or
• 500 Volts maximum (SK 5xxE-xxx-340 / SK 5xxE-xxx-350) and when protected by a Circuit Breaker (inverse
time trip type) in accordance with UL 489”, having an interrupting rating of not less than 5 000 rms symmetrical Amperes, 480 Volts maximum.
The current ratings of the fuses and circuit breakers are stated in Section 0.
Devices size 1 - 6 “cUL only in combination with SK CIF-340-30 or
SK CIF-340-60 for 380 - 500V models and SK CIF-323-20 or SK CIF-323-40 for 3 phase 200 - 240V rated models”.
The recognized transient surge suppression filter board has to be connected between supply and the input of the drive according to the instruction manual.
Frequenzumrichter Baugröße 1 - 7 Geeignet für den Einsatz am Netz mit einem max.
Kurzschlussstrom von 5 000 A (symmetrisch),
• 240 Volt Maximum (SK 5xxE-xxx-323) oder
• 500 Volt Maximum (SK 5xxE-xxx-340 / SK 5xxE-xxx-350)
oben beschrieben. Geeignet für den Einsatz am Netz mit einem max.
Kurzschlussstrom von 5 000 A (symmetrisch),
• 240 Volt Maximum (SK 5xxE-xxx-323) oder
• 500 Volt Maximum (SK 5xxE-xxx-340 / SK 5xxE-xxx-350)
und bei Schutz über Si elektromagnetischer Auslöser) gemäß UL 489, mit
einem Mindest-ausschaltvermögen von 5 000 A, 480 V Maximum.
Leistungsschalter sind im Kapitel 0 aufgeführt.
cUL Konformität, nur in Kombination mit SK CIF­340-30 oder SK CIF-340-60 für 380 - 500V Typen und SK CIF-323-20 oder SK CIF-323­200 - 240V Typen.
Das entsprechende Spannungs-begrenzungsfilter (SK CIF-xxx­Frequenzumrichter (eingangsse Handbuchangaben anzuschließen.
Note
SK CIF-323-xx or. SK CIF-340-xx. For devices larger than size 7 no SK CIF-3xx-xx overvoltage filter is required.
Note
(SK 5xxE-xxx-112). For these types, (SK 5xxE-xxx-112) there is therefore NO cUL approval.
1~115V devices: no cUL approval
SK CIF-xxx
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18 BU 0500 GB-1013
1 General
SK 500E-250-323-A-CP
Versions: CP = “ColdPlate” or “External heat sink technology” Radio interference filter class: O = without, A or B limit value Mains voltage: x12 = 115V, x23 = 230V, x 40 = 400V, x50 = 500V Number of mains phases: 1 = single phase, 3 = 3-phase * Digits before comma for power: 0 = 0.xx, 1 = 0x.x0, 2 = 0xx.0 Device nominal power (xx): 25 = 0.25kW, 37 = 0.37kW up to 90 = 90.0kW Device series: SK 500E / SK 505E / SK 510E / SK 511E / SK 515E /
SK 520E / SK 530E / SK 535E / SK 540E / SK 545E
*) designation
- 3 - also includes combined devic es
which are intended for single and three-phase operation (please refer to the technical data)

1.5.3 C-Tick labelling - No. N 23134

Frequency inverters of the NORD product series SK 500E (except 115V devices: SK5xxE-xxx-112-O) comply with all the relevant regulations in Australia and New Zealand.
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1.5.4 RoHS compliant

The frequency inverters and optional modules are designed to be RoHS compliant according to Directive 2002/95/EU.
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1.6 Type codes / Device versions

BU 0500 GB-1013 19
SK 500E – Users Manual for Frequency Inverters
incl. fastening sc rews
Optional
Wall mount bracket
Technology Unit
including securing screw
additional control
terminals
SK 520E or higher
Analog and digital
control terminals
Fig. 1 SK 5xxE and accessories
Encoder input
for SK 520E and higher
Optional EMC Kit:
Screening angle and clips
20 BU 0500 GB-1013
1 General
The type designation resulting from this type code can be obtained from the name plate which is printed on the frequency inverter below the blank cover.
Fig. 2 Frequency inverter type plate (example)
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BU 0500 GB-1013 21
SK 500E – Users Manual for Frequency Inverters

2. Assembly and installation

SK 500E frequenc y inverters are available in vari ous s i zes depending on the output. Attention mus t be paid to a suitable position when install ing.
The equipment requires sufficient ventilation to protect against overheating. For this the minimum guideline distances f rom adjacent components above and below the fr equency inverter, which could obstruct the air flow apply.
Distance from device: Mounting can be immediately next to each other. However, for the use of brake resistances m ounted belo w t he f reque ncy inverter (not poss ible with … -CP devices), the greater width must be taken into consid eration, particularly in combination with temperature switches on the brake resistor!
Installation position: The installation position is nor mally vertical. It m ust be ensured tha t the cooling ribs on the rear of the frequency inverter are covered with a flat surface to provide good convection.
(above > 100 mm, below > 100 mm)
Warm air must be vented above the device!
Fig. 3 Mounting distances for SK 5xxE
If several inverters are arranged above each other, it must be ensured that the upper air entry temperature limit is not exceede d. (See also Section 0 ) If this is the case, it is recomm ended that an "obstacle" (e.g. a cab le duct) is m ounted between the inverters so tha t the direct air f low (rising warm air) is impeded.
Heat dissipation: If the frequency inverter is insta lled in a control cabinet, adeq uate ventilation mus t be ensured. The heat dissipati on in operation is appr ox. 5% (according to the si ze and equipment of the device) of the rated power of the frequency inverter.
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22 BU 0500 GB-1013
2 Assembly and installation
SK 5xxE-250- … to SK 5xxE-750- ...
Size 1
186
74*
153
220 / 5.5
1.4
SK 5xxE-111- … to SK 5xxE-221- …
Size 2
226
74*
153
260 / 5.5
1.8
SK 5xxE-301- … to SK 5xxE-401- …
Size 3
241
98
181
275 / 5.5
2.7
SK 5xxE-551- 340… to SK 5xxE-751- 340…
Size 4
286
98
181
320 / 5.5
3.1
SK 5xxE-551- 323… to SK 5xxE-751- 323…
Size 5
327
162
224
357
93
5.5
8.0
SK 5xxE-112- 340… to SK 5xxE-152- 340…
Size 5
327
162
224
357
93
5.5
8.0
SK 5xxE-112- 323…
Size 6
367
180
234
397
110
5.5
10.3
SK 5xxE-182- 340… to SK 5xxE-222- 340…
Size 6
367
180
234
397
110
5.5
10.3
SK 5xxE-152- 323… to SK 5xxE-182- 323…
Size 7
456
210
236
485
130
5.5
15
SK 5xxE-302- 340… to SK 5xxE-372- 340…
Size 7
456
210
236
485
130
5.5
16
SK 5xxE-452- 340… to SK 5xxE-552- 340…
Size 8
598
265
286
582
210
8.0
20
SK 5xxE-752- 340… to SK 5xxE-902- 340…
Size 9
636
265
286
620
210
8.0
25
400V (…-340…) and 500V (…-350…) - FI: identical dimensions and weights
*) for the use of brake resistors mounted below the device = 88 mm

2.1 SK 5xxE, standard version

Normally, the frequency inverter is mounted directly on the rear wall of a control cabinet. For th is, two, or f or sizes 5 to 7, f our m atching wall m ounting brackets are supplied, which are to be inser ted into the he at sink at the rear of the device. For size 8 and above, the mounting device is integrated.
Alternatively, for si zes 1 ... 4 the wall mounting brackets can be insert ed at the side of the cooling el ement in order to minimis e the necessary depth of the control cabinet.
In general, care m ust be taken that the rear of the cool ing e lem ent is c over ed with a flat surface and that the device is mounted vertically. This enables optimum convection, which ensures fault-free operation.
Frequency inverter type
Housing
dimensions
Size
A B C D E
Wall-mounting Weight
All dimensions in [mm]
E
Approx.
[kg]
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BU 0500 GB-1013 23
SK 500E – Users Manual for Frequency Inverters
A
C
B
Ø 4.5mm
H
Ø 4.5mm
H

2.2 SK 5xxE…-CP in ColdPlate version

Instead of a cooling element /fan, ColdPlate versions of the frequency inverter have a flat m etal plate on the rear side which is mounted on an existing mounting plate (e.g. the rear wall of the control cabinet) so as to pro v ide t h ermal conduction. A liqui d c ooling medium (water, oil) may also be passed through the mounting surface. In this way, not only is the waste heat from the frequency inverter dissipated more effectively, but also the waste heat from the inverter is prevented from remaining inside the control c abinet. In additio n to the optim isation of the p ower reserved a nd the service life of the inverter, this also causes less thermal load on the inside of the control cabinet.
A further advantage of the ColdPlate version is the reduced installation depth of the device and the fact that in general, there is no need for a fan on the frequency inverter.
Bottom-mounted brake resistors (SK BR4-…) cannot be mounted directly.
Frequency inverter type
SK 5xxE-250- …-CP SK 5xxE-750- …-CP
SK 5xxE-111- …-CP SK 5xxE-221- …-CP
SK 5xxE-301- …-CP SK 5xxE-401- …-CP
SK 5xxE-551- 340…-CP SK 5xxE-751- 340…-CP
Envelope dimensions
[mm]
ColdPlate dimensions [mm]
Size
A / H B C h1 h2 u / k Thickness
Weight
Approx.
[kg]
1 182 95 119 91 - 5.5 10 1.3
2 222 95 119 111 - 5.5 10 1.6
3 237 120 119 75.33 75.33 5.5 10 1.9
4 282 120 119 90.33 90.33 5.5 10 2.3
B
u
u
k
k
h1
h1
h2
SK 5xxE-…CP ColdPlate size 1 and size 2 ColdPlate size 3 and size4
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24 BU 0500 GB-1013
2 Assembly and installation
Frequency inverter
internal hexagon socket M4x16 (4x)
External heat

2.3 External heat sink kit

External heat sink technology is an optional supplement for ColdPlate devices. This is use d if an external cooling system is provided, but no liquid-cooled m ounting plate is available. A cooling element is mounted on the ColdPlate device, which passes through an opening in the rear panel of the control cabinet into the exterior air-cooled environment. Convection takes place ou tside of the control cabinet, which results in the same advantages as with ColdPlate technology.
Type
type
External heat
Size
sink kit
Part. No.
SK 5xxE-250- …-CP SK 5xxE-750- …-CP
SK 5xxE-111- …-CP SK 5xxE-221- …-CP

Scope of delivery

Dimensions

Type
sink kit
1
2
1=
Heat sink
2=
Gasket
3=
Heat-conducting paste
4=
Cylindrical-head screws wit h
Heat sink dimensions
[mm]
HK BK TK
SK TH1-1
SK TH1-2
Weight
Heat sink
Approx. [kg]
275999050
275999060
BK
TK
SK TH1-1 157 70 100 1.5
SK TH1-2 200 70 110 1.7
BU 0500 GB-1013 25
HK
SK 500E – Users Manual for Frequency Inverters

Assembly

For installation, a hole with the size of the heat sink must be made in the w all of the control cabinet (note the load bearing capacity).
1. App l y heat-conducting paste to the ColdPlate of the SK 5xxE;
2. firmly fasten the heat sink to the ColdPlate with the 4 enclosed screws;
3. remove any heat conducting paste which exudes;
4. Place the seal between the frequency inverter and the wall of the control cabinet (inside of the control cabinet);
5. Insert the frequency inverter and guide the external heat sink out of the control cabinet through the hole in the wall of the control cabinet;
6. Fasten the frequency inverter to the wall of the control cabinet though all of the 6 or 8 holes in the ColdPlate.
Information
With correct installation, the control cabinet achieves IP54 from the outside at the point of installation.
Protection class IP54
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26 BU 0500 GB-1013
2 Assembly and installation
ize 1 or 2
Frequency inverter
on rail. To
2.4 Snap-on mounting r ail kit SK DRK1-…
The snap-on mounting rail set SK DRK1-1 enables s frequency inverters to be m ounted on a sta ndard T S35 (EN 50022) mounting rail.
Type
type
Snap-on rail
Size
mounting kit
Part. No.
SK 5xxE-250- … SK 5xxE-750- …
SK 5xxE-111- … SK 5xxE-221- …

Scope of delivery

1= 2= 3= 4= 5=
SK DRK1-1
1
2
SK DRK1-2
275999030
275999040
Adapter for snap-on rail mounting Clamp Spacer Fastening plate Screws(2x)

Assembly

1. Push the fastening plate (4) into the guide on the heat sink (arrow);
2. place the spacer plate (3) on the fastening plate (4);
3. connect the snap-on rail mounting adapter (1) and the components (3) + (4) with screws (5).
During assembly, take care that the stirrup (2) points upwards (mains connection side of the inverter).
Then the inverter can be clipped directly onto the snap­release the frequency inverter, the stirrup (2) must be pulled a few millimetres out of the snap-on rail.
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BU 0500 GB-1013 27
SK 500E – Users Manual for Frequency Inverters
b
Similar to illustration
Part No. 275999061
Note
strain relief (e.g. for the connection cables of a bus system)

2.5 EMC Kit

For optimum EMC-compliant wiring, the optional EMC Kit must be used. This includes a shield bracket, two hamm er clips, two fasten ing screws an d a pre-assembled PE cable. T he PE cable mus t be connected to the appropriate screw on the shielding bracket and to the PE terminal of the frequency inverter. The connection of further PE connections to the shield bracket is possible with additional ring cable lugs (SK EMC 2-1 and 2-2).
The EMC Kit provides th e pos sibi li t y of attaching the screening of the motor cable to a larg e s urf ac e of the frequency inverter (interference source). If necessary, a screened brake resistor cable can be attached with the second hammer clip.
The screening angle is attached to the two housing screws on the lower edge (below the U-V-W terminals). The m otor cable screening is earthed to a large area of the s creening angle by means of the hammer clip.
Fig. 4 EMC Kit SK EMC2-x
Device type Size EMC Kit Dimension "b"
SK 5xxE-250- … SK 5xxE-750- Size 1 SK 5xxE-111- … SK 5xxE-221- Size 2
SK 5xxE-301- … SK 5xxE-401- Size 3 SK 5xxE-551-340- … SK 5xxE-751- 340- Size 4 SK 5xxE-551-323- … SK 5xxE-751- 323-
SK 5xxE-112-340- … SK 5xxE-152- 340­SK 5xxE-112-323-
SK 5xxE-182-340- … SK 5xxE-222- 340­SK 5xxE-152-323- … SK 5xxE-182- 323-
SK 5xxE-302-340- … SK 5xxE-372- 340-
Size 5
Size 6
Size 7
SK 5xxE-452-340- … SK 5xxE-902- 340- Size 8/9
SK EMC 2-1
Part No. 275999011
SK EMC 2-2
Part No. 275999021
SK EMC 2-3
Part No. 275999031
SK EMC 2-4 Part No. 275999041
SK EMC 2-5 Part No. 275999051
SK EMC 2-6
42 mm
42 mm
52 mm
57 mm
57 mm
100 mm
Table 4: EMC Kit SK EMC2-x
The EMC Kit cannot be combined with ...-CP (ColdPlate) devices. Any cable screening must be earthed to a large area of the mounting surface.
Alternatively, the EMC Kit can be simply used as a (note the bending radii!).
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28 BU 0500 GB-1013
2 Assembly and installation
CAUTION
should be checked with suitable measuring equipment. In addition, keep sufficient distance from adjacent
),inordertoi
SK BR4-...
Size 1 SK BR4-...
Size 2
SK BR2-... Size 3 SK BR2-... Size 4 and above

2.6 Brake resistor (BR)

The heat sink and all other metal components can heat up to temperatures above 70°C. Touching such components may cause local burns to the affected parts of the body (hands, fingers, etc.). To prevent such injuries, allow sufficient time for cooling down before starting work - the surface temperature
components during installation, or install protection against contact.
Danger of burns
During dynamic brak ing (frequency reduc tion) of a three-phase motor, electrica l energy is returne d to the inverter. An external br ake resistor can be used in order to prevent the FI from being shut down due to overvoltage. W ith this, the int egrated brake c hopper (electr onic s witch) pul ses the interm ediate circuit voltage (switching wave approx. 420 V/775 V(/825 V) DC, according to the mains voltage) (115 V, 230 V/400 V(/500 V)) to the brake resistor. Here the excess energy is converted into heat.
For inverter powers up to 7.5 kW (230 V: up to 4.0 kW) a standard bottom-mounted resistor (SK BR4-..., IP40) ca n be u s ed. T his can additionally be equip ped wit h a n opt io na l temperature switch (bi-metal, switching po int 1 00 is enclosed. The resistor and the temperature switch are connected by means of flexible stranded conductors. Approval: UL, cUL
Note: Brake resistors cannot be directly mounted below …-CP (ColdPlate) devices.
For frequency inverters above 3kW chassis resistors (SK BR2-..., IP20) are also available. These must be mounted i n the co ntrol c abinet, close to th e fr equenc y invert er. T here is a tem perature switch on the braking resistor to provide protection against overload. Connection of the resistor and the temperature switch is by means of screw terminals. Approval: UL, cUL
Fig. 5: Top: bottom-mounted brake resistor SK BR4- Bottom: chassis brake resistor SK BR2-...
Pos: 37 /Anl eitungen/ Elektronik/F U und Start er/2. Mont age und Ins tallation/2. 6.1 Elektr ische Date n BW [BU 05 00 ] @ 0\ mod_1325862333353_388.docx @ 5871 @ 3 @ 1
BU 0500 GB-1013 29
SK 500E – Users Manual for Frequency Inverters
SK 5xxE-250-112-O … SK 5xxE-370-112-O
SK 5xxE-550-112-O … SK 5xxE-750-112-O
SK 5xxE-370-323-A
SK 5xxE-550-323-A … SK 5xxE-750-323-A
SK 5xxE-111-323-A … SK 5xxE-221-323-A
2 x 2.5mm
2
L = 0.5m
SK 5xxE-401-323-A
SK 5xxE-551-323-A … SK 5xxE-751-323-A
SK BR2- 12/1500-C
Part No. 278282015
SK 5xxE-152-323-A … SK 5xxE-182-323-A …
SK 5xxE-550-340-A … SK 5xxE-750-340-A
SK 5xxE-111-340-A … SK 5xxE-221-340-A
SK 5xxE-401-340-A
SK 5xxE-751-340-A
SK 5xxE-301-340-A … SK 5xxE-401-340-A
SK 5xxE-551-340-A … SK 5xxE-751-340-A
SK 5xxE-112-340-A … SK 5xxE-152-340-A
SK 5xxE-222-340-A
SK 5xxE-372-340-A
SK 5xxE-452-340-A … SK 5xxE-552-340-A
SK 5xxE-752-340-A … SK 5xxE-902-340-A

2.6.1 Electrical data, brake resistor

Connecting
cable /
terminals
Inverter ID Resistor type Resistance
Continuous
rating
Pulse
energy*
SK 5xxE-250-323-A …
SK 5xxE-301-323-A … SK 5xxE-401-323-A
SK 5xxE-301-323-A …
SK 5xxE-112-323-A
SK 5xxE-301-340-A …
SK 5xxE-551-340-A …
SK 5xxE-182-340-A …
SK 5xxE-302-340-A …
SK BR4-240/100
Part No. 275991110
SK BR4-150/100
Part No. 275991115
SK BR4-240/100
Part No. 275991110
SK BR4-150/100
Part No. 275991115
SK BR4- 75/200
Part No. 275991120
SK BR4- 35/400
Part No. 275991140
SK BR2- 35/400-C
Part No. 278282045
SK BR2- 22/600-C
Part No. 278282065
SK BR2- 9/2200-C
Part No. 278282122
SK BR4-400/100
Part No. 275991210
SK BR4-220/200
Part No. 275991220
SK BR4-100/400
Part No. 275991240
SK BR4-60/600
Part No. 275991260
SK BR2-100/400-C
Part No. 278282040
SK BR2- 60/600-C
Part No. 278282060
SK BR2- 30/1500-C
Part No. 278282150
SK BR2- 22/2200-C
Part No. 278282220
SK BR2- 12/4000-C
Part No. 278282400
SK BR2- 8/6000-C
Part No. 278282600
SK BR2- 6/7500-C
Part No. 278282750
240
150
240
150
75
35
35
22 12
9
400
220
100
60
100
60
30
22
12
8
6
100 W 1.0 kWs
2 x 1.9mm AWG 14/19
100 W 1.0 kWs
L = 0.5m
100 W 1.0 kWs
2 x 1.9mm
100 W 1.0 kWs
AWG 14/19
L = 0.5m
200 W 3.0 kWs
400 W 6.0 kWs
AWG 14/19
400 W 6.0 kWs 2 x 10mm
600 W 7.5 kWs 2 x 10mm 1500 W 20 kWs 2 x 10mm 2200 W 28 kWs 2 x 10mm
100 W 1.0 kWs
2 x 1.9mm AWG 14/19
200 W 3.0 kWs
400 W 6.0 kWs
L = 0.5m
2 x 2.5mm AWG 14/19
600 W 12.0 kWs
L = 0.5m
400 W 6.0 kWs
2 x 10mm
600 W 7.5 kWs
1500 W 20 kWs
2200 W 28 kWs
2 x 10mm
4000 W 52 kWs
6000 W 78 kWs
7500 W 104 kWs 2 x 25mm
*) Maximum once for 1.2s within 120s
2
2
2
2
2
2
2
2
2
2
2
Table 5: Electrical data for brake resistor SK BR2-… and SK BR4-…
The chassis brak e resistors (SK BR2-…) listed ab ove are equipped with a temperature switch at the factory. An optional temperature switch is available for the bottom-mounted brake resistor (SK BR4-…). In or der to use the signal from the temperature switch it m ust be connected to a free digital input of the frequenc y inverter an d, f or example, parameterised with the fun c tion "Vo ltag e bl ock" or "Fast stop".
30 BU 0500 GB-1013
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