what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

0 Answers  

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why we can choose induction machine in wind mill? why can`t use synchronous machine?

3 Answers  

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synchronous motor of 13.5MW having which type protection? and how to set relay?give me relay setting calculation for different protection for this motor assume efficiency,power factor and other term if neccecery

1 Answers  

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what happen when power factor of 2 parallely operated transformer become equle?

0 Answers   Flextronics,

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draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words

1 Answers  

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In induction machine when the load increase the current will increase .why? what is the relation ship between the sleep and current drown by stater?

1 Answers  

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which of the folowing has negative temperature coefficient of resistance? a. mercury b. copper c. lead d. carbon

2 Answers  

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surge tank, hrc fuse, earthing transformer, firm power objective type

0 Answers  

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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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WHY DIODE IS CONNECTING ACROSS SWITCHES

5 Answers  

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What will happen if an AC induction motor is applied with DC voltage?????????Kindly give all the posssible answers...

2 Answers  

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THE 40 MW OF POWER FOR 220 V III PHASE POWER CONNECTION REQUIRES HOW MANY KVA POWEER REQUIREMENTS

7 Answers   Chartered Accountant,

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