Can you tell me more about pu systems (per unit systems )calculation in large power systems? how to get the base for voltage and power in generator, transformator and transmission lines?

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Why grables are put in substation?

1 Answers  

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why phase to phase voltage is 400v while phase to neutral is 220v?

1 Answers  

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11 KV Power cable end earth connection insulation got burned wht is the reson pl give the resons

2 Answers  

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LET ME NOW MORE ABOUT icu and ics for circuit breaker. how we calculate the rating of circuit breaker and i c u and ics values

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in our 6.6kv motor feeder[it is having two sources from Bus A&B] earth fault relay is acting, we checked CBCT connection and cable meggerd values found very good still earth fault acting during first two are three start after that it will hold. please clarify what was the reason. if same motor is starting from other Bus-A it will start.

1 Answers   Gasal, Voltech,

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how point on wave controller works.

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What is the full form of GSL wire

8 Answers   Bhel, GSL,

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Which are Electrical componet and Electronics componet??

2 Answers   KarMic,

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which one cable has a more resistance.A big or small

2 Answers  

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Why lightning arrester blast in rainy day?

1 Answers   Eco Cement, Mahaveer, MBDL,

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What are the uses of stepper motor?

0 Answers  

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