Answer / kuruvilla chacko

delta star config in dy11 mode has highest op volt rating than
any other configuration around 173.2% of original.also the
insulation is wider allowing it to have capacitive effects to
block transients.

Dear Sir, we met a disaster with our 62.5 kva genset, after rewinding we informed by our contract engg that due to return current coming in neutral & impropper earthing this happend. But after all set up & load balance we checked & found again we have about 20 to 32 amp return current on neutral. we have 12 airconditioner + 12 mini fridge on single phase line. Pl suggest any idea to solved this problem

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