Answer Posted / surya

High Ruptured Capacity Fuse

During Starter Panel Com missing I Found The Main Incomer 40Amp MCB 10KA Trip When Motor Change Star To Delta Motor Rating 20HP BUT When We Use Same MCB To Other Motor It Does Not trip Or What Is Necessaries for Star Delta Starter MCB SFU MPCB OR MCCB And What are The Breaking Capacity of MCCB in the Motor above 15HP

1828

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explain working principle of earth leakage relay

3646

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what is the difference between electrical choke and electronic choke?

2473

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hi all i like to know vat is power plot in control systems also i want to know abt latest trends in electrical & electronics

1892

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does a DG set has low fault level as compared to that of a transformer.If yes then why.

1918

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what is the function of anti pumping relays? what is KVAR? How it is generated in alternator? What is 3rd Harmonics? What is IDMT relay?

2246

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1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to confirm its base capacity?

1930

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How many gap between finger contact in a.c.b. and v.cb.?

1223

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11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

1872

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why do we not use equivalent voltage source in negative sequence equivalent ckt.

1992

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what is the use of Auto re-closer?

2082

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How to calulate Locked rotor amper(LRA) for compressor type motors?

1722

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1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?

1839

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sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

2190

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what is the transformer turn ratio formula and give some examples?

2385

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