ABB MNS iS - Page 65

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ABB MNS iS System Setup & Operation Quick Guide / System Release 6.0 – Rev.2 / Aug. 2011
6
6
5
5
Relates to
Message
Moto
r
Starter System
Alarm condition Trip condition
Actuator
Torque Close
X n.a. Actuator running in open
direction and Torque Close
input was activated without
Limit Close input was
activated before.
Suggested action:
 Check Limit Close sensor
and cabling
 Check Input assignment
 Torque close direction
Emergency Stop X n.a. Emergency Stop activated
Earth Leakage X
Calculated Earth Current
I
O
is higher than
parameterized Alarm level.
Suggested action:
 Check parameter settings
 Check Earthing system
 Check motor or
connected load
Calculated Earth Current
I
O
is higher than parameterized
Trip level.
Suggested action:
 Check parameter settings
 Check Earthing system
 Check motor or
connected load
Contact
Temperature
Unbalance
X
Difference between highest
and lowest measured
Contact Temperature
T
diff
is
higher than parameterized
Alarm level.
Suggested action:
 Check Power Module
contacts
 Investigate root cause for
overheating
 Check MNS Service
Manual for further details
Difference between highest
and lowest measured
Contact Temperature
T
diff
is
higher than parameterized
Trip level.
Suggested action:
 Check Power Module
contacts
 Investigate root cause for
overheating
 Check MNS Service
Manual for further details