Answer / electricator

below 25 ohmss is acceptable, anything higher-it is
required to drive a supplemental earthing electrode.

if we use contactor & MCCB both in a feeder.in this feeder rating of contactor is higher or lower or same of MCCB rating & why?

1 Answers  

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what should be correct gas pressures to be a 1.5 ac unite

0 Answers   DDK,

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Why Cables are always circular and not square or rectangular?

3 Answers  

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Is it mandatory statutory requirement of transformer oil filtration annualy despite oil is withstanding required dieelectrical strenth and all others parameters

5 Answers  

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Why cant we connect the motor output to generator and then generator output to motor ?

4 Answers  

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How to calculate no of EARTH PIT? Describe the formula as per IS standard?

0 Answers  

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Name of Hydrocarbon gases.

1 Answers  

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What is CBCT ,why and whereit is used?

2 Answers  

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WHAT IS THE DIFFERENCE BETWEEN RESISANTANCE AND IMPEDANCE IF IMPEDANCE IS MORE THAN RESISTANCE AT SAME VOLTAGE CAN WE HAVE RELATION DERIEVED BETWEEN THEM

4 Answers  

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What is meaning of out of phase (making & breaking) capacity And how to calculate

0 Answers   BMC,

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Why the arms of delta in a delta-wye power transmission system are kept constant??

0 Answers  

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why only 26v dc is used in aircraft and 115v ac in aircraft.

0 Answers   Jet Airways,

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