thanks scottyUK, yah we have some capacitors inside for the DC output filterring, but is it ok to energize this rectifier even though it had a zero insulation,we phically investigate this matter before energization and found out nothing for this zero meg. Thanks alot scottyUK
Hello guys, I'm new here and I will go straight to my problem regarding a rectifier 750DC for 3rd rail traction power for passenger trains. recently i got this new megger unit and tried to test our rectifier unit, and I'm a bit confuse why straight away i got this zero Mega omhs reading and...