Define over current & earth fault ?how its functioning ?

1 Answers  

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the power consumption of perminant magnet moving coil?

1 Answers  

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What is boost transformer in railway??

2 Answers  

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hi, is there a difference in choosing bus bar for DC or AC ,,if there can anyone help me about. thanks

1 Answers  

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WHAT IS EXTENDED DELTA AUTOTRANSFORMER? WHERE WE USE THAT?

2 Answers   Amtek, TATA,

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What is The function of tvm(tri-vector meter)??

2 Answers  

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what is the speed of mixie?

5 Answers   Keltron, TCS,

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what is the name of oil used in transformer

11 Answers   Energy Pack, Genco,

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ynchronous M/C with under excitation with reactive power absorption , acts as a) synch. Motor b) synch gen c) synchr capacit

4 Answers  

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Which type of transformer is used for lighting loads?

0 Answers  

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Please give me the formula stating relation between AC & Dc.

2 Answers   JP Group,

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L.A. (Lightening Arrester) is located at a place from where transmission line enters the transmitting substation. So L.A. (Lightening Arrester) is the first equipments which has to encounter with lightening, high voltage surges and switching surges. It has to absorb energy of lightening, high voltage surges, and switching surges. L.A. (Lightening Arrester) is made up of layers of semiconductors. If these layers can not tolerate energy released by lightening, high voltage surges, and switching surges the L.A. (Lightening Arrester) blasts.

0 Answers  

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