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Control electronics
￭
Control unit
You must equip each parallel-connected brake chopper module with a dedicated control
unit (and memory unit).
Brake module type
U
= 400 V (Range 380 ... 415 V):
N
ACS880-604-0500-3
ACS880-604-0750-3
ACS880-604-1000-3
ACS880-604-1510-3
ACS880-604-2260-3
ACS880-604-3010-3
ACS880-604-3770-3
U
= 500 V (Range 380 ... 500 V):
N
ACS880-604-0630-5
ACS880-604-0940-5
ACS880-604-1260-5
ACS880-604-1880-5
ACS880-604-2830-5
ACS880-604-3770-5
ACS880-604-4710-5
U
= 690 V (Range 525... 690 V):
N
ACS880-604-0870-7
ACS880-604-1300-7
ACS880-604-1730-7
ACS880-604-2600-7
ACS880-604-3900-7
ACS880-604-5200-7
ACS880-604-6500-7
The BCU-02 control unit kit contains:
•
BCU-02 control unit
•
memory unit with brake control program.
You must connect the control unit to each brake chopper module with a pair of fiber optic
cables. You can order them from ABB.
You can supply 24 V DC for the control unit from the brake module. Alternatively, you can
take the power supply from another suitable power source. You must acquire the cables
separately. Use a suitable standard installation cable. Use plug connector X53 for the
connection to the brake module.
Frame
Control unit
size
R8i
2×R8i
Control unit
BCU-02 kit
3×R8i
4×R8i
5×R8i
R8i
2×R8i
Control unit
BCU-02 kit
3×R8i
4×R8i
5×R8i
R8i
2×R8i
Control unit
BCU-02 kit
3×R8i
4×R8i
5×R8i
Qty
Ordering code
1
2
3AXD50000020676
3
4
5
1
2
3AXD50000020676
3
4
5
1
2
3AXD50000020676
3
4
5
Ordering information 81
Illustration
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