


Cleaning Completed.
DTW VFD VFD CONTROLLER COMMENTS 101 OK OK 102 OK OK 103 OK NOT OK 104 OK OK 105 OK OK 106 OK…
1 KVA Online UPS (C Series)
LV panel control power short ckt problem found from UVR.
Findings: Serial comm. cable lose connection found & generator has Digital Input fault problem that’s why modbus interrupt comes frequently. Action taken: Plugout…