Answer Posted / surajit mishra

This refers to Mr Jaimin Modi's question about Import and Export. Suppose you are operating an industry, and you have also installed a Generator. So, you are a consumer importing energy from the grid and you are also a producer and can export energy. The Trivector meter designed for 4-quadrant operation can record energy imported by you from the grid and also energy exported to the grid. The billing is done substracting one from the other value.

what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?

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Please, if 1kw is equal to 1.25kva; how then do I know how many kva in 7.5kw?

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what is x'mer ,isolation x'mer & yltra-isolation x'mer?????

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How stabilizer works??

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Define the overload capacity of the motor?

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