How to use computer cpu ups use for home inverter circuit board

0 Answers  

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difference between ac and dc generators

4 Answers  

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What is the efficiency during maximum power transfer?

0 Answers  

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Why the stator is rotated in ceiling fans not Rator?

3 Answers  

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In 6600/√3/110/√3v voltage transformer,how much output voltage in open delta transformer,after removing 1-phase of primary side on transformer?

2 Answers  

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How many Cylinders are there in Diesel Generator?

4 Answers  

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WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??

7 Answers   Reliance,

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How to connect a ELCB with contactor and relay ?

0 Answers  

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How many speed of dg start motor for engine starting time

1 Answers  

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What is various types of electrical formula?

1 Answers  

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what is MUSS?

1 Answers   HP,

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in our 6.6kv motor feeder[it is having two sources from Bus A&B] earth fault relay is acting, we checked CBCT connection and cable meggerd values found very good still earth fault acting during first two are three start after that it will hold. please clarify what was the reason. if same motor is starting from other Bus-A it will start.

1 Answers   Gasal, Voltech,

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