Answer / p.chandramouli

Because the neutral of the Transformers are connected to
ground. And the return currents as well as unbalance
currents flow in neutral in the process of balancing the 3
phase winding system of the Transformer.

what is the difference between linear choke and suction choke?

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Hi, I'm running plastic reprocessing company where all motors are running only in delta. Due to that when I use start my 30 hp motor my transformer gets fuse. Where it happens two times a day. I gt a suggestion from a person about Automatic Power Factor Controller APFC. Is it useful for my problem??? Or is der any other way for solving this problem?? Upgrading the transformer is difficult. Pls give Me ur suggestion. Waiting for ur reply.

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