There is 15 KVA UPS using for single phase load.And 30 batteries of 12 V, 100 Ah are connected in series. Load is taking 15 A current.What will be the back up power for this UPS on same load?

1 Answers   BS, Dynamic Software,

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Dear Sir I am living in Jaipur Rajasthan  now I did complete my b tech degree in electrical engineering in 2012  Sir how I gate certificate of competency for electrical supervisor

1 Answers   ONGC,

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how to get electrical supervisour certificate in gujarat

1 Answers  

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A 1F capacitor is charged to 100V initially. A 1H inductor is connected accros the capacitor througha a switch. The current in the circiut when the switch is closed is____

1 Answers   Ecil, L&T,

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What are the protections used in a HT breaker to protect the HT motors.

2 Answers  

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how much leakage current is allowed in MC61A L&T make relay?

1 Answers   Siemens,

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what is meant by negative half cycle

2 Answers  

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In power transformer tappings are provided on A high voltage side B low voltage side C In middle of both the windings D both high and low voltage side

2 Answers   NNN,

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Why Water motor is not taking a load or pressure while everything is correct. (Note: Motor running properly)

1 Answers  

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what is the minimum requirement gigaohms for the insulation test using 5kv in 300mm xlpe cable

1 Answers  

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how to calculate size of cable from motor current given and how to calculate full load current of a induction motor.

3 Answers   Aarti Steels,

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Why HT motor is connected in Star?

3 Answers   Equate,

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