ABB ACS580MV, Commissioning Manual

Page: 102 / 150

102 Option
Check of the humidity sensor and space heater
•
For this test, the cabinet should be fed Auxiliary supply, and close Q7151.
•
Adjust the setting of the humidity sensor A7151(B7151) to an appropriate value, which
is nearby the ambient humidity, and the indicator lamp of the sensor should be on, the
space heater E7151 shall be powered on and start to work.
•
Once passed the test, adjust the setting of sensor A7151(B7151) to 75 .
Check of the MBU logic with the drive
•
Confirm the MCB is at the test position, select the ‘VSD mode’. Close the MCB by
drive.
•
Confirm the MCB is at the test position, select the ‘Bypass mode’. Close the MCB by
overriding system.
•
Rack in the MCB to the operation position. From this time on the medium voltage can
be connect to the MBU and drive.
•
Confirm the MCB is open, select the ‘VSD mode’, monitor and run the motor by the
drive.
•
Confirm the MCB is open, select the ‘Bypass mode’, monitor and run the motor by the
overriding system.

Commissioning for MBU=0002 or MBU=0003 option
•
Confirm the MCB has been racked out and grounded.
•
Ground the input busbar in TRU cabinet by grounding harness for safety.
•
Connect the control cables among the MCB, MBU and COU cabinet.
•
Disable the local close push button on MCB cabinet.
•
Connect the auxiliary control power supply to the cabinet.
VSD mode lamp Off Off Off On
Bypass mode
lamp On Off Off Off
H7202(P7202) On: switch on S7201
Off: switch off S7201
QF1 close lamp
QF1 open lamp On: connected X210:3,4
Off: disconnected X210:3,4
NOTICE If the drive integrated with MBU cabinet, pay more attention to the ‘Bypass
mode’, the rated input current is based on the motor current. In some situation, the
setting of protection relay should be modified.
Item QS1(Q1) open
QS2(Q2) open
QS3(Q3) close
Bypass mode QS1(Q1) open
QS2(Q2) open
QS3(Q3) open
OFF mode QS1(Q1) close
QS2(Q2) open
QS3(Q3) open QS1(Q1)
close
QS2(Q2)
close
QS3(Q3) open
VSD mode Result