Answer Posted / sunil

0.8 lagging and 0.8 lagging only. It is mandatory to have
this pf in DGs.

How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.

1721

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Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

3902

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What is an 86-P or an 86-A trip

2068

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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?

2491

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electrical ques

2129

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if a.c supply is given to the motor,, what happen?

2146

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what will be the effect if you were using different brands of outlets?

1913

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Define open loop control system.

1098

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What does a Bode plot tell you?

1288

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Anybody tell me about modbus hex address of l&t trivector meter er300p??I want to read voltage,current,kwh etc via rs485...If anybody have a manual then send on my mail..Brijeshmodi18@gmail.Com

1899

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how to changeover ups in this power failur time?

1995

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distribution is maximum done by a)radial b)network c) parallel d)b & c

1937

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What the difference between three phase contactor (coil 110vac) & three phase SSR (control voltage 110Vac)? May I use contactor in place of SSR?

2161

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how we can come to know that motor winding resistance which showing by DMM is right or wrong???is there any chart or something that we will compare & check???

1898

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which type of stability limit is higher,steady state or transient? why?

1894

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