when we install new VFD controller , the HMI Graph do not change from scada that time . so we reinstall old VFD controller again. now this DTW in normal Operation.



when we install new VFD controller , the HMI Graph do not change from scada that time . so we reinstall old VFD controller again. now this DTW in normal Operation.



 
			IRP-1 SDB Additional Dewatering Pump check: 1. Motor winding Resistance check (Normal) 2. Motor Ampere check (Normal) 3. MC coil check ( little…
Findings: Lots of hanging TJ box is visiable. Action Taken: Reduce TJ box replacing optical fiber.