Answer / sunil jagtap

It is nothing but switch to operate breaker in manual mode.

can anyone tel me what is competency of electrical supervisor??

2 Answers   ONGC,

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how electronic energy meter works?

12 Answers  

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why the voltage level in transmission line are in multiple of 11kV, 22kV, 33 kV etc..( i.e., 220 V )?

4 Answers  

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What is the mulplying factor of trivector meter (11kv) having ct ratio 100/5 amp.

2 Answers  

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What is the basic difference between AVR and stabilizer?

2 Answers   Gujarat Alkalies and Chemicals GACL,

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Do closed loop systems require manual input?

0 Answers   GE,

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Why transformer is rated in kva?

4 Answers   L&T, NDPC,

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What is thermal overload relay

2 Answers   Tech Mahindra,

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What is the difference between emf, voltage drop and potential difference?

4 Answers  

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If breaker is undefined position, first step to do.

0 Answers   KSEB, L&T, Siemens,

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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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HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM

0 Answers   HPCL,

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