Answer / vinod

IN STAR CONNECTION THE VOLTAGE IS REDUCED TO SQRT(3),SO
THERE IS REDUCTION IN VOLTAGE & PROVIDES SAFE STARTING

Answer / raj

iT ALSO DEPENDS ON THE SYSTEM FAULT LEVEL OTHERWISE EVERY
ONE USING DOL STARTER.IF THE FAULT LEVEL IS WELL SUFFICIENT
U CAN USE DOL STARTER.

The following equipment are installed ia a plant 1. 110KW Induction motor 4 Nos 2. 30 HP motor 3 Nos 3 15 HP Motor 3 Nos 4 7.5 HP motor 4 Nos what is total load of plant if one of each is stand by.

3 Answers   Blue Star,

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Is a 300w induction motor used in a food processor as powerful as a 1000w DC motor.

0 Answers  

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why in 3.5 core means 3 core for phase and .5 for neutral?

1 Answers   Sodexo,

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KVAR Kilovolt-Ampere-Reactance

2 Answers  

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what is the operation of Control Module(CM),MONITOR Module(MM), MONITOR Module DUAL (MM2),Signal Module(SM),Isolator Module(IM), please some one reply me.. the operation and application of these in FIRE ALARM SYSTEMS...

1 Answers  

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In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???

0 Answers   RRB,

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What is electrical grounding?

0 Answers  

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why commutator is attached with only dc macine

8 Answers   ONGC,

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what happens when we give ac supply to the dc motor?and why?

4 Answers  

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why should we have to maintain pf in our site 0.9????????

3 Answers   Dalkia,

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why we ht line cable size small rather than lt cable.

4 Answers   Aster Teleservices,

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What are the earthing required for commissionthe DG Set?

2 Answers   HSL,

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