Answer / rajiv mahajan

single phase preventer, over load relay, mpcb, mcb

Answer / d.kapil

and thermocouple

Answer / srinivasan

Earth is main safety homan & motor.

What is difference between insulating medium and fault current interruption medium in a switching device.

0 Answers  

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is dc transformer is possible ?

4 Answers   Jyona Power,

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how can u determine size of the conductor by knowing the voltage level

2 Answers  

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what is the permissible bend in the LT& HT CABLES.

2 Answers  

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What is the difference between earth and neutral

4 Answers   ABB, Tamboli Engineers,

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what is reactive power is it good or bad for a system

5 Answers  

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what is the main difference b/w contactor and relay

2 Answers   Pace Pharmaceuticals,

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what is looping circuit in electrical lighting circuits?

5 Answers   L&T,

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an amazing situation was faced when an alive distribution panel with 415 volts and carrying almost 200Amps has become short and this metal cubical showing 220 volts against neutral and earth. to redress any confusion i checked the panel with help of single 200watts test lamp which also glowing with max.intensity b/w neutral & metal body of DB. amazing situation is that i hold the DB firmly more than once with necked foot means without insulated shoes but not received any electrical shock. whereas our all running gen sets neutral points also proper grounded and this short DB was completely earthed , this is beyond my understanding . any body explain how is it possible . our running gen set neutral also grounded firmly

1 Answers  

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what is the relation between frequency and inductive reactance in a d.c supply?

2 Answers   L&T,

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Which is the best protection in case of shortcircut fuses or mccb ?

2 Answers  

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Explain the operation of grid connected central solar inverter ?

0 Answers  

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