How to check the cable fault / hv test of transformer cable.
How to do maintenance of transformer feeder.
Single line diagram for dbb (double bus bar)system.
How earthing of switchgear system to be done.
What are locations arc protection relay is fixed.
Zone of protection and tripping scheme of arc protection relay.
High speed earth switch operation with diagram
If breaker is undefined position, first step to do.
Load break swicth maintenance procedure.
After taking shutdown of 11kv feeder, if you see 5kv by phasing stick in the cable side, is it possible to close earth switch in cable.
will 1050kva DG set withstand for back charge of 16MVA transformer
Please explain, how to test vector group of tranformer(Delta y1) . Thank
how to test YNyn0 vector group in transformer?
What is the meaning of dedicated earthing?
what is inverter and converter