what is the acceptable insulation resistance for motor/transformer?

2 Answers   Reliance, Tata Motors,

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how to calculate the formula of cable size if motor kw is given

0 Answers   APT,

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what is th basic difference between a d latch time line and a d flip flop time line???

0 Answers  

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is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.

0 Answers  

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How the capacitance og capacitor volatage transformer is decided?

0 Answers  

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what is the difference between upper impedance and lower impedance distance relay?

3 Answers   Havells, Power Grid,

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If we give the 440 V supply at secondary winding of the transformer then what will affect at primary winding???????

6 Answers  

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what is the difference betn earthed and unearthed cables which is commanly used why?

2 Answers   Bhel, Power Grid,

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A charge of 240 C is transferred in 2 minutes. The current flowing is:(a) 480A(b) 120A(c) 2A(d) 8A

2 Answers  

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what is the difference between relay and a contactor.

5 Answers   Siemens,

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For a load of 40HP induction motor.what will be size of Armoured copper cable require to connect the motor to starter in Star-Delta?

1 Answers   CG,

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how to convert single phase supply to 3 phase or 3 phase to single..?

7 Answers   Wipro,

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