DC Motors applications used in Lift/Elevators

8 Answers   IOCL, SCS, Usha Martin,

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Dear all, Can anybody tell me that how to choose CT for a specific load? I have a 200kw induction motor, which ratio CT should be installed? Is there a formula or calculation that determines the CT ratio for a load? Regards.

2 Answers  

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how the earhing is done on ship and airplane.

2 Answers  

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What is the unit audit? if our Max demand is something and we found much more unit then how to improve our max demand?

0 Answers   SRM,

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what is the difference between active power and reactive power and apparant power in practical as well as theoritical

0 Answers  

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how we can produce negative DC voltage ? please explain it .,thank u

1 Answers  

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what is the difference between 50 hz freq. and 60 hz freq.? which is better and economic in them ?

0 Answers   Faurecia,

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How to take Vector group test of Transformer?

16 Answers   Sunflag Steel, Zuari Cements,

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a. void main() { char a[6] = "INDIA"; while(*a) { printf("%c",*a); a++; } } 1. india 2. I N D I A 3. no output 4. error 5.Null

1 Answers  

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Is voltage & potential transformer are the same? Are they used for same application ?

11 Answers  

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An ELHNC 80amp 240v 30mA RCD is tripping periodically, every 30 - 180 seconds is it safe to disconnect the protection circuit?

0 Answers   HAL,

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In a Synchronous generator, Can AC voltage be used instead of DC voltage in field winding of rotor to produce AC power?

10 Answers   NTPC, Windia,

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