Answer / vishnu ps

One way gang switch is used to control single/multi
light/load(or combined) points with one switch,eg switch
for toilets(when the switch is "on" Ex.fan as well as light
will work),two way one gang is to control single/multi
load/light points with two switches,eg-staircase/balcony
lights

How to calculate the input cable rating for 10kva ups (3phase input and single phase output and also 3phase output, battery rating 65Ah)provide the formula also.thnx

0 Answers   Bhel,

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Why Closing coli supervision is not required for Circuit breaker.

1 Answers   JSW,

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how to calculate circuit breaker capacity

6 Answers   Siemens,

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why there is a phase difference between line voltage & phase voltage ?

4 Answers  

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Earth Resistivity

2 Answers  

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How do you maintain the batteries for generators, what is the daily maintenance of a generator?

2 Answers   Jindal,

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how brushed dc motor operating ?

0 Answers  

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at what basis/standard we have to arrive the current density of aluminium/ copper in busbar?

0 Answers   ONGC,

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What is mean demand of the Plant?

2 Answers  

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Why only 1 CVT in Y-phase is used for synchronization in 3 phase power system?

1 Answers   Reliance,

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when a hand crancked meggar is used to check most three phase induction motors, how many tests r rquired? Why?

1 Answers  

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what is the use of CurrentTransformer in AVR ?

2 Answers  

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