REF 630 Feeder Protection Relay not Booting
Dear Mr. Stefan REF 630 Feeder Protection Relays is installed at our plant. Due to National Grid Failure one relay became faulty. It is stuck up in Booting stage. It come to starting point after few seconds screen blinks and it again come to starting point. Kindly help me to rectify this problem. Best Regards Zia ur Rehman
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