whata is battery charger ?how many cells connected for 110v?

1 Answers   Essar,

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actual rated capacity of a disc insulator??

5 Answers   OPTCL,

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why ht motors are star connected?

0 Answers  

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What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?

0 Answers  

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why usa use 60hz and 110v?

2 Answers  

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What is the function of an Auto reclosure relay. How does it work??

4 Answers   KSEB,

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what happens if dc supply is given and the remedies for it.

0 Answers  

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How can we decide cable size from HT panel to Transformer? Please give you reply with some examples.

0 Answers  

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I have tow 200 KVA UPS, both are in parallel mode.My question is that, both are running on battery when power fail, if one of them fail (Eg rectifire fails or some other reason), at thet time reverse power will come to faild ups if it comes then it will harm to failed ups or not? if not then how it protects to faied ups????????????????

1 Answers  

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how many types of cbs?with pcific ratings?

1 Answers   Bhel,

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What happened when we give 2 phase supply to a 1 phase equimpent. It's effect on equipment's efficiency and life?

5 Answers  

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Why air gap in rotating machines should be small?

3 Answers  

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