ABB ACS580MV - Page 104

104 Option
Check of the logic and lamp status
For lamp test, the cabinet shall be fed Auxiliary supply, and close Q7601 and Q7651. The
lamps status can be checked as below table.
Check of the humidity sensor and space heater
• For this test, the cabinet should be fed Auxiliary supply, and close Q7651.
• Adjust the setting of the humidity sensor A7651(B7651) to an appropriate value, which
is nearby the ambient humidity, and the indicator lamp of the sensor should be on, the
space heater E7651 shall be powered on and start to work.
Once passed the test, adjust the setting of sensor A7651(B7651) to 75.
Check of the MBU logic with the drive
• Confirm the MCB is at the test position, switch the S7804 to ‘Local mode’, set to the
‘VSD mode’. Close the MCB by drive.
• Confirm the MCB is at the test position, switch the S7804 to ‘Remote mode’, set to the
‘VSD mode’. Close the MCB by drive.
• Confirm the MCB is at the test position, switch the S7804 to ‘Local mode’, set to the
‘Bypass mode’. Close the MCB by overriding system.
• Confirm the MCB is at the test position, switch the S7804 to ‘Remote mode’, set to 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, switch the S7804 to ‘Remote mode’ or ‘Local mode’, set to
the ‘VSD mode’, monitor and run the motor by the drive.
Item KM1(Q1)
open,
KM2(Q2)
open,
KM3(Q3)
close
Bypass mode
KM1(Q1) open,
KM2(Q2) open,
KM3(Q3) open
OFF mode
KM1(Q1)
close,
KM2(Q2)
open,
KM3(Q3)
open
KM1(Q1)
close,
KM2(Q2)
close,
KM3(Q3) open
VSD mode
Result
Aux Supply lamp On On On On
KM1(Q1)_close lamp
Off Off On On
KM1(Q1)_open lamp On On Off Off
KM2(Q2)_close lamp Off Off Off On
KM2(Q2)_open lamp On On On Off
KM3(Q3)_close lamp On Off Off Off
KM3(Q3)_open lamp Off On On On
VSD mode lamp Off Off Off On
Bypass mode lamp On Off Off Off
QF1 close lamp
QF1 open lamp
On: connected X310:3,4
Off: disconnected X310:3,4