Answer / mostafaghodrat

if riverse power than motor is greater than the capacitor
bank and capacitor banks are designed just for the engine
and the motor rated voltage of the capacitor is no problem.

The initial current is very large at the time of starting for almost all DC motors. SO WE USE STARTER FOR A SAFE STARTING but at our homes we don’t see any starters in our coolers, motors.WHY DON’T WE NEED STARTERS FOR THESE APPLIANCES?

1 Answers  

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IN A HT CABLES i.e. 1.9/3/3 kv, what is the meaning of 1.9 and 3.3.

1 Answers  

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how we can calculate LT side current of transformer

2 Answers   L&T,

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what is the value will come when megger the phase to phase ,phase to neutral ,phasae to ground ?

3 Answers  

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why using 3 phase

1 Answers  

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How much minimum insulation required between 11kv/3.3kv transformer windings?

0 Answers   Descon,

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how to calculate the multiplication factor in HT incomer trivector meters

9 Answers   Dalkia, Getco, Gujarat Energy Transmission Corporation Limited GETCO,

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What are the different types of dams?

0 Answers  

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can we run three phase motor by single phase? and what happens if we do this

8 Answers   Kirloskar,

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1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to reconfirm its base capacity.

0 Answers  

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what is ground fault current? is there any current flow takes place through ground? is it possible? if it's possible whether it affect human beings on earth near the fault or not?

2 Answers  

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To prevent the mal operation of a differentially connected relay while energizing a transformer, the relay restraining coil is baised with (a)second harmonic current (b)fifth harmonic current (c)third harmonic current (d)seventh harmonic current

2 Answers  

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