Answer / vasudevan

In APFC panel delay timer is used to add the capacitors in
steps. Based on the reactive power factor and export power
factor requirement, capacitors are added as per the time
delay.

why we use core type and shell type transformers?

2 Answers  

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What will happen if we give DC supply to AC motor?

9 Answers  

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briefly explain principle of resistance welding

0 Answers  

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definition of transformer

10 Answers  

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What are the classifications of oscillators?

0 Answers  

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How to do bus bar short circuit calculation for 230KV/11kv, 60 MVA Substation?

0 Answers   ABB,

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How to justify this statement ??? "Capacitors in series provide less capacitance but higher voltage breakdown rating for the combination"

0 Answers  

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generator(Deutz 550kv)is runing for 2 hours with load of 900 amp and then it goes in shutdown with alarm fault messege of speed fault although heirtz reading fixed at 50,what does that mean

1 Answers  

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What do you mean by lighting transformer?

0 Answers  

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IF THE OUTPUT OF A 100KVA, 415V GENERATOR IS STEPPED UP TO 11KV WITH A 500KVA TRANSFORMER,CAN THE TRANSFORMER BE LOADED ABOVE THE SOURCE GENERATOR RATING?

4 Answers  

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explain working of differential protection for a transformer?

1 Answers   BARC,

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what should be the resistance between two winding. Let 10 kw motor

3 Answers  

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