Answer / k.prakashchandra

DOL starter is used for small motors having thin winding
wire of considerable resistance .Hence starting current will
not be very high.

Answer / guest

dol starter in used porpos in to limit the starting current

15hp motor wound by 0.9mm & 0.95mm magnet wire. at no load test it draw 4.2A current. Another motor with same condition draw 9.2A current. How can that occur? pls help

0 Answers  

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what is the size of ht cable of 33kv ht line and transformers ratings are 2.5mva and 5.5mva.please send formula also.

1 Answers  

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ELECtrical

2 Answers   Bahwan Engineering, Bhel, Electrosteel, NBCC, Qatar Airlines,

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If the rank of a (5x6)matrix Q is 4, then which one of the following statements is correct ?

1 Answers   GATE,

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What are the types of windings present in the ceiling fan? What winding will be effective first when we started the fan?What are the resistance and inductance ratios comparatively at the initial speed and full speed of the fan?

0 Answers   MIT,

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why the emf of a cell more than the terminal voltage when the cell is delivering current?

4 Answers  

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how to select a air/vacuum circuit breaker.is there any thumb rule???

1 Answers  

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WHAT IS MEANT BY BTU OF AIR CONDITIONERS.

2 Answers  

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while we select CT, why the CT ratio is divided by 5?? ex:250/5,15VA,CLASS-1 CT.Why it is divided by 5??Help me please

2 Answers  

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what is the id1 & id2 setting in differential protection relay of CSPC?

0 Answers   Wartsila,

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when we r using single phase load and we have power cable of 3.5core with .5 of neutral and neutral is suppose to the returen path of the phase how much current will flow in the neutral.reply.

2 Answers  

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why is the conservator tank painted white on the transformer

0 Answers   Bangladesh Bank,

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