On PVC conduit the class "A" "B" or "C" is marked what does it shows. Either its thickness or its composition?

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what kelvin's law ?

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How can I communicate with an Areva MiCOM P121 relay by RS485 port? In other word, which command can I send and what information can I have recieved? please send some refrences, please. thanks

3 Answers  

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why do we use spark detector inside the slip ring brush compartment 0ona slip ring induction motor?

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What is the BS(British Standard)code for 11kv motor

1 Answers  

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detailed procedure how we calculate cost for pcc m10 and rcc m20 including centering and labour excluding steel/ iron

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After completing iti in electrician, how can i get certificate of electrical supervisor? What ia requirements. For it?

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what is meant by rotating magnetic filed

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how can I improve the current at same voltage? if yes is there any circuits?

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if we put a energy meter in 500 kvar capacitor bank ,then how much units show in energy meter per day.

2 Answers  

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what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.

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1. What kVA rating is required for a transformer that must handle a maximum load current of 8 A with a secondary voltage of 2 kV?

3 Answers   BCPL,

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