Answer / ajay

It's depend upon on your motor application. If it is blower
motor or fan motor timing is different than pump
application motor. So you have to refer motor technical
data sheet and find motor starting time (i.e:in what time
motor current goes normal).Accordingly set the star-delta
timer.

Why earthing is required for diesel tank?

4 Answers   Greaves,

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what is the maintaining Cf in UPS.

0 Answers   Enercon,

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what happened if power factor is "1"

9 Answers   Reliance,

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In case you don't have coal and salt for earthing, how can you achieve good temporary earthing?

1 Answers   Focus Energy, NHPC, ONGC,

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1)What is a Triode? What are its uses? 2) What is a Triac? 3) What is a Thyristor?

0 Answers   Bosch,

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if the field circuit of a d.c. shunt motor running without load gets opened, then the motor will

3 Answers  

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What is the List of Equipments, Instruments, Components required in Transmission of electricity from 1 substation to other substation(The equipments required in substation too)? What are the differnt IS standrds used for above equipments in Industry?

2 Answers  

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line diagram for mcb , mccb , rccb .

1 Answers  

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why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.

0 Answers  

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Define working of prim mover governer in alternator?

1 Answers  

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What is the meaning of loop in transformer

0 Answers   AST,

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what is relation between voltage and current and don't take resistance here. if we supose say when there is increase in voltage whwt happens to current?is it decrease or increase?

4 Answers  

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