WHY THE COLOUR OF TRANSFORMER IS GREY ?

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What should be the percentage increase in length of the dead end clamp for bus bar conductor (Hawthorn) after hydraulic pressing and what should be the applied pressure?

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what is the difference b/w winding insulation class and winding temperature class?

6 Answers   Bhel, NDPL, NTPC,

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what will happen if earth of 33 kv cable (earthed system) is not connected to earthing pit?

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What is the difference between EXE and EXD

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What are the different sign conventions used in electric circuits?

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if v r considering a 4000/1A ct,if v inject 1 amps in secondary core wat happens?(consider as 2 core ct,each for metering and protection)

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Who many reason of ignition fail ?

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why swityard is necessrry requirement in any bis power distributin systems?

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in a refinery one motor is suddenly stoped. what will do how can i findout the problem explain step by step

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hi guys please tell me the procedure for mesuring the coil resistance of 3ph induction motor?

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why we testing the core balance of the transformer before comissioning?

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