Answer / harish khera

AMPs is the current carring capacity in amp. and KA is the rupturing capacity in Killo amp. of MCCB and MCB.

Answer / praveen upadhyay

MCB~100Amp
MCCB~1KA

Why neutral has to switch on-off with phase in TN IT TT systems i.e neutral should be taken as fourth pole

1 Answers  

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how we calculate the 30 KW 3phase electric motor current on noload

23 Answers   Monnet, Siemens, SSR, Supermac Industries,

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22kV HT incoming should be 3 phase or 4 phase? why is it not 4 phase?

1 Answers  

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How i measured Bus bars weight without wighting ?

3 Answers   Encom,

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Is current scalar or vector?

11 Answers  

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is it necessary for 200 kva transformer to have marshaling box and cu plate earthing for neutral

1 Answers   Blue Star,

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in my observation NCT is used at Karnataka power transmission. why we are not used in andhra pradesh

1 Answers  

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placement paper samples of mspl company

0 Answers   MSPL,

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Why the Transformer Nuetral is grounded?

10 Answers   Infosys, Khartoum Refinery,

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what type of questions are asked and howmwny questions belong this catagory?

0 Answers   RRB,

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can motors working at parallel operation like D.G set and transformers? It means asking about two motors coupled with same load???

1 Answers  

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Is it possible to obtain 480v or 550v in single phase output by giving the input to 230v to a single phase torodial type transformer without using a stepup transformer?

0 Answers  

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