Answer / rajiv mahajan

single phase preventer, over load relay, mpcb, mcb

Answer / d.kapil

and thermocouple

Answer / srinivasan

Earth is main safety homan & motor.

how to calculate the multiplication factor in HT incomer trivector meters

9 Answers   Dalkia, Getco, Gujarat Energy Transmission Corporation Limited GETCO,

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calculate multiplication factor of a trivector meter with line ct ratio 200/5A, line PT ratio 11000/110V and meter CT ratio 200/1A and meter pt Ratio 11000/110V.

4 Answers  

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in 1-phase 230v,how in 3-phase 440v. in each phase in between 230v.

1 Answers  

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any earth foult trip the relay but in welding time not trip by earth foult

1 Answers   Power Grid, Siemens,

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WHAT IS THE FORMULA FOR CALCULATING CURRENT RATING(DIRECT IN GROUND OR AIR) OF ARMOURED(XLPE) CABLE OF 4C,16Sqmm?

1 Answers  

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in dc shunt motor if field winding is shorted then

1 Answers  

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how to calculate busbar capacity for 1000Kva transformer having22/.433V

2 Answers   Electrical Tech, L&T,

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waht is the working principle of saft starter & what is the difference in vfd & saft starter

2 Answers   Cipla,

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dear all, i want to ask that what is diversity factor. please explain breifly. because i hve quiet no concept about this.

2 Answers  

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what are the values of VRY,VYB,VBR,Vry,Vyb,Vbr,Vrn,Vyn,Vbn for Magenetic balance test of 100 KVA and 63 KVA Distribution transformer

0 Answers  

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why in large rating C.T.s equipotential wires are used?

2 Answers   Essar,

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mention the earthing system as per BIS?

1 Answers  

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