Answer / muthuvel

The function of Core balanced current transformer is to detect the unsymmetrical current flow in the line due to earth leakage.It can be applicable in Earth leakage relay.

Answer / rajesh

there is no function of AND in CBCT

what are the parameters plays a major role in Potential transformer Burden calculation??

0 Answers   ABB,

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Star Delta Diagram with full description

0 Answers   SKS Microfinance, Syscom,

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1) What is difference b/w impedence relay and differential relay? 2) what are substations equipments? 3) what is difference b/w circuit breaker and isolator? 4)what are the types of circuit breakers? 5) which medium is mostlty used in circuit breakers and why it is used?

1 Answers   NTDC,

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Which UPS (inverter) is better and why ? 12 V inverter and 24 V (two 12 V batteries in series) inverter which is better ......... which has the longer backup which has the greater charging time which has the greater discharging time thank you

2 Answers  

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Differene between KVA and KW.

6 Answers   Bharti,

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what happens when dc supply is given to the transformer?

3 Answers  

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What is the formula to calculate the rating of a three phase miniature circuit breaker

0 Answers  

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WHY THE +VE POLARITY OF 48V DC POWER SUPPLY IS USUALLY GROUNDED?

1 Answers   Tulip,

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what r the checklist while installing 500 kva transformer

0 Answers   Pepsi,

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In dc motor starter there is less voltage required for holding contactor that's may why it is called no volt coil. but in ac starter why holding contactor is called no volt coil.

2 Answers   JSW,

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what is the principle of vvvf drive motor

3 Answers  

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what is the difference between metalhalide and mercury vapour lamp

1 Answers  

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