Dc Connection; Connecting The Control Cables - ABB ACQ80-04 Series Hardware Manual

Finalization
84 Electrical installation
10. Ground the motor cable shield at the motor end. For minimum radio frequency
15. Ground the motor cable shield at the motor end. For minimum radio frequency
interference, ground the motor cable shield 360 degrees at the lead-through of
interference, ground the motor cable shield 360 degrees at the lead-through of the motor
the motor terminal box.
terminal box.
7

DC connection

The UDC+ and UDC- terminals in frames R4...R8 are for connecting photovoltaic (PV)
panels.
Note:
For R6...R8, PV array input terminals must be connected through external pre-charging
circuit. For details on pre-charging unit, contact your local ABB representative.

Connecting the control cables

Connect the cables as described in section
R0...R8 (page 90). See the below default I/O connections of ABB standard macro. See
other macro connections in the firmware manual.
Electrical installation 81
Control cable connection procedure