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problem found: IRP-1 Backwash holding tank -A pump’s cable terminal box gets short circuit & burn. For instance, a fault signal came in…
New UPS installed at DTW-218 and old UPS brought to plant for problem checking. Now the pump is running and everything is normal.
The modbus serial communication cable is cut by mouse. The cable reconnect & solve the problem.
There was a damaged LIT. After regeneration work we have install a new LIT
DTW-102 Scada Pack Programing And Install Done