Answer / sukhi

Multiplying factor is the

Main CT Ratio × Main PT Ratio
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Meter CT ratio × Meter PT Ratio

Why Stabilising Resistor used in REF circuit ?

0 Answers  

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During he starting up of the motor, the upstream's MCCB (350A) always trips due to the UVT relay activated. Can Star-delta starter use for a 20kW Motor (For a powder mixer machine) cause voltage-dip in the supply line voltage? If so, what are the recommended solution to eliminate/reduce the transient voltage dip in the line voltage?

4 Answers  

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what is the difference between MCB & MCCB

3 Answers  

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what is the difference between earthed and unearthed cable?

24 Answers   Cords Cable, Essar, Torrent Power,

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What is IDMT relay how it works.

3 Answers   Electrotherm, Sulzer,

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what you mean by transformer neutral earthig

1 Answers   IOCL,

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 where the Motorized mccb to be used? In Motor control center panel starters ,it is use full. please answer  

1 Answers   Voltas,

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What is the effect of impedance on the heat losses in case of AC system??? Does heat losses really depends on the impedance or depends only on resistive component only..??

4 Answers  

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how to test vector groups in transformer differential relay.

1 Answers  

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Is it required to lay GI wires along with GI/MS conduits from one point to another point though separate earthing cable is conncted from DB to Socket?

0 Answers  

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how is efficincy of the transformer is predermined

3 Answers  

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Reversal of corrent feature in MCCB- What is reversalof current -explain broadly.

1 Answers  

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