Answer / sameer

transformer is device protected by buchholzz relay from fault (short ckt) in the winding of transformer. capacity above 500 Kva this relay is used.

Answer / e.subhash

pressure relief valve

Why high voltage lines (overhead ) are called high tension lines?

8 Answers  

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what is the purpose of using battery in dg sets, please specify in details.

2 Answers   Balco,

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What is an Automatic Voltage Regultor & what is its use? What are the general componets we use to design an Automatic Voltage Regulator..What are the factors to be considered for its design?

3 Answers  

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In legging current reactive power is arise but in leading current which power will be arise ? and in this case, is active power more than rated ?

3 Answers  

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how choose conductor &caple&wire depending upon the load

2 Answers   HCL,

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what is the difference b/w circuit breakers and relays?

3 Answers  

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If a manufacturer decribes a power supply transformer as providing a secondary voltage of 24 volts when connected to a 240 volts supply, do you think they are refering to the full load or no load secondary voltage?

3 Answers  

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Why DG set rating in KVA

13 Answers   Crompton Greaves,

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which type of starter is suitable for single phase motor ?

11 Answers   IOCL,

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condition Autotrip facia come on control panel of electrical transmission line?

0 Answers   Getco,

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EXPLAIN WORKING PRINCIPLE OF ALTERNATOR & MOTORS.

2 Answers   L&T,

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what is the difference between elcb,rccb,mcb.

8 Answers   HCL, RCCB,

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