The amplifiers of the series BSC2000/3000 are electrical equipment for industrial power installations. They are designed for
machine applications, which need variable speed controlled three-phase A.C. motors.
This product is only for use in industrial applications as described in norms EN 60204 and VDE 0160. This means use
BSC2000/3000 in stationary groundbased applications only. It is not meant for use in home appliances, medical technics,
cars, ships or airplanes.
Before the BSC is put into operation, please contact your Electric-Supply-Company for special operating conditions.
1.2 Identification
BSC x x xx - xx
24 - External 24VDC-I nput
{
MR - Multiresolvercard
15
25
Nomin al C urrent (Amps)
35
{
45
1.3 Features
A BSC is an analog 1 axis amplifier with integrated power stage.
It provides the following features:
POWER SECTION:
• 3 respectively 4 output current versions (15/25/35/45A)
available.
• Ratio peak : nominal current = 2:1.
Both values independently adjustable.
• All BSC amplifiers are short circuit proof and require
no minimum load.
CONTROL I/O Section:
• 5 opto isolated control inputs for dedicated amplifier
functions
• Diagnostic display on front panel
GENERAL:
• Protection class IP20 (acc. to DIN40 050 / IEC144)
• Cooling: self-ventilation
20 : Series 2000
{
30 : Series 3000
BALDOR-SERVO-CONTRO
• Output power up to 30kVA
• Brushless-servomotors (2 to 8 poles) can be connected.
(Feedback: 2-pole resolver)
• Power wiring via terminal screws (max. wiring diameter
10mm²/AWG7)
• Wiring of control inputs and outputs via plug type
screw connection (max. wiring diameter 1,5mm²/
AWG15) or SUB-D connector
• Isolation classification according to DIN 0110 with
overvoltage category II
• Contamination level 2
2
1.4 Declaration of Conformity
Herewith we declare, that our products are components only and not ready for immediate or instant use within the meaning
of "Safety law of appliance", "EMC Law" or "Machine directive".
The final mode of operation is defined only by the insertion into the user´s construction.
It is the responsibility of the user to verify that his construction is in accordance with existing regulations.
It is prohibited by law to put the machine into operation before verifying that the machine is in accordance with EC directive
89/392 and 921/368.
The supplier declares product conformity with the following standards:
DIN VDE 0160 / 05.88 Electronic equipment for use in electrical power installations
DIN VDE 0100 Erection of power installations with nominal voltages up to 1000V
DIN IEC 326 Part 1 / 10.90 Design and use of printed boards
DIN VDE 0110 Part 1-2 / 01.89 Dimensioning of clearance and creepage distances
DIN VDE 0110 Part 20 / 08.90
EN 60529 / 10.91 Degrees of protection provided by enclosures
1.5 EMC - Conformity and CE - Marking
The application of EMC conformal component and partly systems relieves the observance of EMC Guidelines and the
guaranty of conformity for the manufacturer of machines. Therefore all standard components and partly systems will be
tested according to the requirements of EMC regulation. Those tests will be executed by a competent and indepen-dent
institution. The conformity of the products will be confirmed by a declaration of conformity from the European Community.
The installation instructions refer to elimination of radio interference as well as to immunity from noise for BALDOR Drive
Systems.
Thereby the user is informed about the EMC critical parts. The examples don´t show the complete possibilities of cabinet
components or constructions.
Guidelines for EMC Conformity
⇒ Machine Guideline (89/392/EWG) - Machine Safety Law
Application since 01.01.95
⇒ EMV Guideline (89/336/EWG) - EMC Law
Applicade 01.01.96 on
⇒ Low Voltage Guideline (73/23/EWG) - Machine Safety Law
Applicade 01.01.97 on
1.5.1 EMC Installation Instructions
To ensure electromagnetical compatibility (EMC) at hostile environment inside the cabinet following instructions are to be
observed for construction. Only the implementation of following provisions enables the reduction of interference down to
required values.
For the Drives Technology following key points are to be considered:
- Grounding
- Screening
- Filtering
3
Furthermore the relevant chapters of the Installation manual for the controllers have to be observed.
For installation of the drives system the starting point is the installation into a cabinet.
For construction of a cabinet the following installation instructions have to be considered:
A) All metal conducting parts of a cabinet are to be connected arealy and conductable.Eventually
the connections should be placed with an earthing strap at a central grounding point .
B) Signal lines and Power Cables are to be connected separately. (Avoid interaction space)
C) The screen connection of the signal lines and the power cables has to be ensued on a screen linequaranteeing
enough space. This screen line also has to be conductable and connected to
the remaining housing parts.
D) The cable to the regeneration resistor has to be screened. The screen connection should be on
both sides.
E) The mounting of the mains filter has to be situated at the input of the cabinet or behind the transformer. The
filter is to connect on ground (cabinet housing, mounting plate etc.).
F) Wiring has to be conducted bundled and close to the cabinet housing or at the mounting line.
The unused leads of a cable have to be connected on one side with ground.
G) In case of worse potential balance between the screen connections a compensating leak with at least
10mm2 (AWG) has to be provided parallely in addition to reduction of the screen current.
1)
Grounding in general describes all metal parts which can be connected to a protective conductor, e.g. housing of
switch cabinet, motor housing, fundament grounder.
1)
1)
1.5.2 Specifications and Additional Components
1.5.2.1 Mains Filter
Following results are desired through the application of mains filters:
The electronic system should be protected from high frequency interferences which could enter via the mains cable
(immunity from noise) and vice versa the mains cable may not transmit interferences from the electro-nic systems to
the adjoining components (elimination of radio interference).
In the main line a mains input filter has to be provided between transformer and controller
(In case of direct connecton this has to be in front of the controller).
To choose the fitting mains filter types following points have to be considered:
1. The need of power of the connected controller. Thereby the capacity an d the ability of peak phase current has to be
considered.
2. The required or prevailing mains impedance.
This table shows the corresponding mains filter types for 3 phase input:
ResolverfeedbackUnit BSC2000 BSC3000
Resolution bit 12
Encoder-Simulation ppr 250 / 500 / 1000 / 1024
Signal 5V TTL ; A;A/; B;B/; C;C/
Reference Pulse available; non adjustable
1.6.4 Mechanical Section
MechanicalUnit BSC2000 BSC3000
Mounting - Bookstyle or Thru the Wall
Dimensions mm 105 x 357 x 328 / 140 x 357 x 328 1)
Weight kg 8.5 / 9.5 1)
1) : BSC2045/3035
7
1.6.5 Environmental Section
Environmental Unit BSC2000 BSC3000
Operating Temperature Range °C +5 ... +45
Storage Temperature Range °C -25 ... +70
Humidity % 10 ... 90; not condensating; according to DIN40 040, Class F
Class of Protection (Enclosure) - IP20; according to DIN40 050 / IEC 144
Max. Installation Altitude / M.S.L. m 1000
Shock - 10G; according to DIN IEC 68-2-6/29
Vibration - 1G; 10 ... 150 Hz; according to DIN IEC 68-2-6/29
Legend:
This is an INFORMATION sign.
If this information is read, installation and / or
amplifier operating problems can be avoided
in advance.
This sign means ATTENTION.
In all cases it must be read and taken into
account.
Non-observance can cause dangerous situations
for equipment and personnel.
2.0 Installation Recommendations
2.1 Mechanical Installation
- For installation of your system use a cabinet with a protection class that suits your environmental conditions.
- As cooling air freely enters the unit, the environment must be free from corrosive chemical substances, oil, vapour,
steam, metal particles and dust.
- Make sure that cooling is provided.
- Make sure that the top of the unit is covered during installation to prevent particles from falling into the unit.
- Keep DC-bus links as short as possible. Therefore always mount BSC2000/3000-combinations side by side.
- Mount all BSC vertical (Terminal blocks to the top).
- Use BSC2000/3000 in stationary groundbased applications only.
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