
890CS & 890CD Common Bus Units
4-20
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames E & F
8
9
10
11
A
B
C
D
1
2
3
5
6
7
E
Power Connections - 890CS Common Bus Supply
The frame B and frame D 890CS units are each available in two power ratings:
Frame B1 : 32A AC rms Input Current
Frame D1 : 108A AC rms Input Current
Frame B2 : 54A AC rms Input Current
Frame D2 : 162A AC rms Input Current
See the product rating label on the side of the unit to check the power rating. "0032" = 32A etc.
Power Connections - 890CS Common Bus Supply
SUPPLY
EARTH/GROUND
SUPPLY
L1
L2
L3
Fix earth connections to .
Maximum wire sizes:
Frame B1: 10mm
2
/ 8AWG
Frame B2: 16mm
2
/ 4AWG
Frame D1: 50mm
2
/ 1/0AWG
Frame D2: 95mm
2
/ 4/0AWG
Connect 3-phase supply in any order.
Maximum wire sizes:
Frame B1: 10mm
2
/ 8AWG, 2.5-3Nm / 1.8-2.2lbf
Frame B2: 16mm
2
/ 4AWG, 2.5-3Nm / 1.8-2.2lbf
Frame D1: 50mm
2
/ 1/0AWG, 15-20Nm / 11-14.8lbf
Frame D2: 95mm
2
/ 4/0AWG, 15-20Nm / 11-14.8lbf
Refer to the 890 Installation Kit
for earth/ground fixing details.
The unit must be
permanently earthed
according to EN 50178