Owing to our in-depth expertise in this domain, we are Manufacturer, Service Provider, Distributor, Supplier, Trading Company of Earthing Switches in Vapi, Gujarat, India. Earthing arms (contact arm of earthing switch) are normally aligned horizontally at off condition during switching on operation, these earthing arms rotate and move to vertical position and make contact with earth female contacts fitted at the top. The erarthing arms are so interlocked with main isolator moving contacts that it can be closed only when the main contacts of isolator are in open position. Similarly the main isolator contacts can be closed only when the earthing arms are in open position.
Last updated on : 23 January 2018