Answer / loganath

Winding differential protection, thermal overload, negative
sequence(unbalance), locked rotor, excess long start,
Instantaneous over current, earth fault, bearing,stator
winding temperature monitor

Answer / gowtham

High precision current transformer is used to trip the circuit breaker.for low rating motors current transformer is not required to trip the circuit breaker.

What is the effect of positive feedback on stability of the system?

0 Answers  

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how to measure winding resistance of single phase motor?

1 Answers   Adani, Dodsal,

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How to calculate the TR (AC's)

4 Answers  

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What is the difference between EXE and EXD

1 Answers  

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Derive the inductance of a coil in terms of its physical factors.

1 Answers  

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quantizer means?

0 Answers  

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why does chattering take place in ac contactors? can it be avoided & what care does the manufacturer take to eliminate this phenomenon????

10 Answers  

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hi can you give any body fault level calculation, generator fault level calculation,transformer fault level calculation for system fault level with equation? i have 3.3kv generation voltage three gas gen sets, one is 1.9MW,2nd is 2.5MW,& 3rd is 3.8MW & i have 11 kv generation voltage one gas gen sets is 3.8MW, we are step up to 22kv by transformer

3 Answers   Hindalco, Piramal Healthcare,

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when we have to use UPF wattmeter and LPF wattmeter? what is the difference between UPF and LPF wattmeter in terms of construction?

0 Answers  

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how to calculate diesel consumption of a D.G.Set?

4 Answers  

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what is the KVA formula of a three phase transformer

5 Answers  

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Write the Name of 7 Birsrestho of Bangladesh with their designation

1 Answers  

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