Answer / gopal

In case of copper cable 2.5 sqmm is enough. For aluminum 4sqmm is better. Since full load current of 3.7kw motor is 6.4A.

how a vibration switch's high signal will going to trip the motor? can u explain with some examplesand wiring diagrams?

1 Answers   Bhel, Wartsila,

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what is the use of earthing ?

8 Answers   Electrical Tech,

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define briefly the function of an ac electric generator (alternator)?

1 Answers  

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how oti and wti connections are different from each other?

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I have a CT meter with ratio 60/5. The meter reading of previous month was 3290.49 and that of current month was 3797.26. How many chargeable units as per normal meter should be my reading.

0 Answers  

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What is A check, B check, C Check & D check for a diesel Generat

0 Answers   Jtekt Koyo Bearings,

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what is the difference between induction and synchronous motor?explain in simple words?why 3 phase motor is given preference over single phase motor.

10 Answers  

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what's transient & sub- transient reactance means?

2 Answers  

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In a power system we know that if the generated power is less than the load then the frequency of the system is decreases.So does this mean that total required load is delivered at alower frequency?

1 Answers  

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do we need NGR panel when the output of the genset is LV but after that it is step up to 22 kv. condition is 12 genset 400v are operating in parallel.

1 Answers  

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How power factor of a transformer is calculated

3 Answers  

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Active power= VI COS FI But incase of leading power factor ( more than unity), may we use other formula ? because the cos fi (value of cos thita) should not be grater than one.

2 Answers  

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