every motors written in name plate IP 55 what is this?

2 Answers  

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How many safety of Disel Generator

5 Answers   Sail,

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What are the raitings of Mcb,mccb and Acb in detail ??

0 Answers   Engineering Vision,

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why should series motor be started with load and shunt motor should be started without load??????

7 Answers  

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what is formula in determining the size of Circuit Breaker for transformer with the following specifications. 7 units of 1600 volts (primary) and 400 volts (secondary). Both Primary and Secondary will have a circuit breaker which is SF6. What should be the Switchgear Main Breaker Size anf the sizes of each brances Circuit Breaker for Primary.

1 Answers   ABB,

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What is meant by sag?

0 Answers  

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What is switching over voltage?

1 Answers   MEIL,

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how a generating station can monitor its multi users power factor. What type of incentive /penalty is associated with power factor management.

1 Answers   Sojex,

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what is the static device rather than xmer which work on same principle as xmer?

18 Answers   NTPC, Power Grid,

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Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

0 Answers  

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How to check the efficiency of the generator , air compressors.

1 Answers   CIL,

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What is a signal flow graph?

0 Answers  

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