we have provided 30 mA rccb to water cooler.but we feel shock in cooler body.what is the reason?

3 Answers   FCC,

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What is the function of Lightning Arrester & Wavetrap in Power system ??

18 Answers   ABB, Bhel, Energy Infratech, Infosys, NTPC,

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how to measure genset CT coil range?

1 Answers  

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How to calculate the efficiency of Turbo Generator(Alternator) in general....?

0 Answers   Thermax,

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if we connect a ohmmeter across shorted capacitor .what will be the reading..will it be zero or infinity

2 Answers  

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How to set the relay,,??

0 Answers   Megatron Solutions, Nestle,

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how to calculate the ngr capacity(nutral grounding resistor)

2 Answers   Divis Laboratories,

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If a transformer primary winding operates at 240v, the secondary at 120v and the load is 1500w & the transformer is rated at 92% efficient, what's the current flowing through the primary winding of the transformer? What is the formula for finding this?

0 Answers  

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What is the ideal power factor?

1 Answers  

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How time response of the system is divided?

0 Answers  

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How to calculate u.p.s load parsentage plz give me formula

1 Answers  

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What is the output voltage of a DG set.

3 Answers   Fitness First,

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