Troubleshooting and fault elimination
8-6 820XBA1097
Function Youcanselectwhethertheactivefaultistoberesetautomaticallyormanually.
Auto-Tripresetdoesnotresetallfaultsautomatically.
Activation C170=-0-:
-
ManualTRIP-reset
-
STPkey
-
LOWsignalatterminal28
C170=-1-:
Auto-TripresetresetsthefollowingfaultmessagesafterthetimesetunderC171:
-OC3(overloadduringacceleration)
-OC4(overloadduringdeceleration)
-OC5(overload)
-OC6(I
ktswitch-off)
-OH(overtemperature)
-OUE(overvoltageinDCbus)
Important MainsswitchingalwaysresetsTRIP.
Withmorethan8auto-tripresetswithin10minutes,thecontrollersetsTRIPand
indicatesrST(numeratorexceeded).