Answer Posted / k.prakashchandra

It is taken as 2.5 A/sq mm generally . For continuous stable
load it is 1.5 and 3 for variable load.

Pl.brief me about Electrical power distribution system from Main generating station to Industry.What is the use of in between station.

2027

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How can I calculate per unit (KWH) fuel (Gas/ Diesel both) consumption 1MW unit?

2060

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Is RTCC panel needs any control supply.

1990

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WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

1852

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What is the basis for framing the rules of block diagram reduction technique?

1463

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What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?

2714

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What is power relay?

1183

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What happens if we connect a single phase energy meter in reverse polarity.

2298

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why we have to particulary use ACB for below ratings,even available of MCB,MCCB with that range ?

2874

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how to differentiate a mpcb,mcb with a contactor? Explain their working operation

2132

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what is earth-fault?when it occurs? to check where it occurs what type of test should we do?

1935

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In the N-series schneider reclosers. What is the difference between current during fault time and current at tripping? This appears in the Event log in an event of a trip out.

1799

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How 3 phase invertor works?

1990

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which VFD is better ( LT or HT)

2003

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what is the main function of capacitors in mccs.

1679

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