Answer / k.prakashchandra

AH= load in watt x back up time required in hours/voltage of
battery.

I have a situation to design sub-Distribution board/Panel meant for feeding power sockets. In the incomer CAN i Take TP MCCB with Neutral Link and All the outgoing feeders with to sockets with TP MCCB and Neutral Link? P.S : My System is IT Earthing

0 Answers  

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circuit breaker work alone during fault condition or need any relays ?

4 Answers  

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can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?

0 Answers  

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if i am in front of transmission line how to know that current direction without any equipment

0 Answers  

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What is dynamo?How it works and what is the function of dynamo in a DG.

3 Answers   Amrapali,

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Input power is 380 - 450 V but with 45 - 55 Hz frequency - desired output is 415 V and 50hz with 1% variation permissible. CVT / Servo dont stabilize the Frequency - what is best solution??

7 Answers   IOCL,

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what is entropy?

3 Answers   NTPC,

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what is the meaning of 1250 KVA Trasformer

2 Answers  

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Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise,give with best examples.... please help me in this regards....

1 Answers   Modi Builders,

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1.Why hydrogen used for cooling in generators 2.Why electrical equipment protected by ground 3.Why earthing for transmission line 4.What is rms value of half wave rectified square wave. If Rms value of actual wave 2amps.

1 Answers   Power Grid,

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In underground cables,we have a grading method called 'capacitance grading'.Why is it called 'capacitance grading' although we do not use any capacitor in it?

1 Answers  

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What is Residual Voltage & Residual Current?

4 Answers  

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