If NO contact of relay gets supply from other sources or other part of circuit and at a time relay coil activates,then current will flow in which direction & will it cause to damage relay??

1 Answers  

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what is meant by impedence? can you describe easy becuse iam not well familier in electrical?

2 Answers  

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Why ct secondary is not kept open while primary charged. Answer in terms of ct parameters.

4 Answers   Power Grid,

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what is the disadvantages of star connected alternator?

4 Answers  

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Definition of grid?

7 Answers   L&T, Pace Power Systems, Vijai Electricals,

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why Transformer and DG rating capacity is in KVA

4 Answers   ACC,

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How we calculate the size of ht cable for any transformer

0 Answers   WalMart,

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If a manufacturer decribes a power supply transformer as providing a secondary voltage of 24 volts when connected to a 240 volts supply, do you think they are refering to the full load or no load secondary voltage?

3 Answers  

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What is DPR relay, And what for??

2 Answers   Engro,

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can u please tell me how VFD(variable frequency) drive is used as a energy saver....?

12 Answers   Essar, Oracle,

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What is Vk and Imag i.e Knee point voltage & Magnetising Current? How to calculate above values? How to define accuracy class 5P10?

7 Answers   Deccan Cements, Doosan, Torrent Power, Transco,

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How to select AC3 duty contactor for DOL & Star-Delta starters

1 Answers  

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