Answer / k.prakashchandra

Over load relay is set at 110 to 120 % of full load current

HOE WE CAN IMPROOVE BY USE OF CAPACITOR

0 Answers  

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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 Answers  

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Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 Answers   Akona Engineering, Bhel, BSES, Cranex, DRDO, JCB, NTPC,

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how we can know the rating of transmission line by no. of insulators disk ??????????

3 Answers   NTPC,

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High Voltage out door substation-annual maintenance, things to be considered

1 Answers  

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why capacitor is placed in fan

4 Answers  

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What is the difference between Busbar Chambar, MCCB board and MCB Board? How to choose to use which one in the system?

2 Answers  

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In the market there is availability of MCCB & ACB (800A), So, Where i can use MCCB & ACB for the same Rating?

1 Answers  

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Define thermal resistance in the context of power amplifier.

0 Answers  

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What is d diff. btw Online & Offline UPS???

4 Answers   Emerson,

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11kv alternator commissioning test?

2 Answers  

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What is NGR . What is the purpose of 10 sec ,60 sec rating of NGR.

0 Answers   KOTC,

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