How to calculate the KA rating for a circuit breaker if we know the KVA rating of the generator feeding it?

2 Answers  

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what is the difference between ac drives and dc drives?

1 Answers  

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We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.

0 Answers  

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why inverter rating is in KVA

3 Answers   Alstom, JSW,

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On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?

0 Answers   TNEB Tamil Nadu Electricity Board,

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If Ac supply is given to the DC motor then what will happen? clear explanation

2 Answers  

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what is the ATS .And how it works.

0 Answers  

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why rating of transformer is in kva instead of kw?

3 Answers  

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we have 3 phase 4 wire supply 230/415 V.AC and our distribution is single phase or we have all single phase 220 v,ac operated appliances. and noted the current with help of clamp meter Red to N = 20 Amps. Yellow to N = 45Amps and Blue to N = 30 Amps ( total is 95 Amps ) what will be neutral current on the main .

1 Answers   ABC,

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what happens when back charging of transformer is done for longer period

1 Answers  

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Why a ballast and ignitor is required in MH and other lighting fixtures

2 Answers   Future Group,

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eddy current losses depends on?(a-max magnetic feild,b-avg magnetic feild,c-on frequency,d-on square of frequency)?

3 Answers   Ecil,

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