Answer / bramhireddy

change the supply terminal when it comes to zero speed disconnect the terminals.

Answer / k.prakashchandra

Because supply is cut off.The capacitor of start coil can
not prolong the switching off as it discharges at DC and
gets discharged immediately in the coil.

Why the magneti fields are not passes from southpole to north pole

0 Answers   SGML,

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what is the difference between high impedance and low impedance circuit?

2 Answers  

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iam using DM 3251 voltmeter(1 percent accuracy)for 11KV system PT ratio is 11KV/110V.can anybody explain what is the max and min voltage deviation.

0 Answers  

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what the purpose of protection signaling equipment in substation?

2 Answers  

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where does core based current transformer is used? and what is the value of lux in a work station?

1 Answers   Space Matrix,

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how does a tube light choke working?

2 Answers  

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what shall be no load voltage of 132/33 kV transformer ? is it 33 kv of 34.5 kV

0 Answers  

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why 30 ma elcb is used ?why cant 100 ma?

3 Answers  

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what is tpdt

4 Answers  

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For load of 1 nos 3 TR Air Conditioners,6nos of 60 Watt Tibe Lights, 2 nos 200 W Outdoor Lights,1 no Coffee maker.All may work at the same timehow do I select DG Set Rating ,pLease advise the calculations

1 Answers  

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400kw, 3.3Kv motor want to fix 1000km away from substation. What is full load current? and what is the cable size for motor? I amp expecting answer and advice from your side.. thanks...

4 Answers   Kuwait Oil Company, Weatherford,

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how will calculate the winding ohmic value in 3phase motors in h.p wise? ex.10 h.p motor winding value ph to ph ? 5 h.p motor any calculation please send me.

1 Answers   Hyundai,

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