Operating the Drive
8-28
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
4
5
6
E
4-Q Active Front End
The 4-Q Regen drive requires the following 4-Q Active Front End:
Notes:
Contactor CON1 is rated to match the 4-Q power supply drive current (AC1 rating)
The 3% and 5% line chokes are custom designed for this application. Refer to page 8-46.