E
elmie
Hi guys,
I've some questions to know.Normally,I spotted Electrical design in Main Switch Board was installed with IDMT/Overcurrent to the incoming.I slightly confused when we should isntall this part.Only at the incoming MSB?On the other hand,I would like to know when we should apply the Earth Leakage Relay and Earth Fault,and what's the different between them.Some design use Earth Fault in their DB,instead Earth Leakage Relay.Could somebody tell be about this.Tq
I've some questions to know.Normally,I spotted Electrical design in Main Switch Board was installed with IDMT/Overcurrent to the incoming.I slightly confused when we should isntall this part.Only at the incoming MSB?On the other hand,I would like to know when we should apply the Earth Leakage Relay and Earth Fault,and what's the different between them.Some design use Earth Fault in their DB,instead Earth Leakage Relay.Could somebody tell be about this.Tq