The following has to be checked:
•
Check the main cables are well installed according to the
Manual
(2UBB004520).
•
Measure the resistance of the output busbars by multimeter. The typical values would
be several ohms based on the motor data if the motor is connected.
•
Measure the resistance of the input busbars by multimeter. The typical values would
be several ohms if the TRU is connected and the MCB is not grounded, then ground
the MCB, the values would be changed to nearly zero ohm.
Standard Commissioning Process 25
ACS580MV Hardware