an amazing situation was faced when an alive distribution panel with 415 volts

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

Question Posted / sh.jamilhamdan

1 Answers
2523 Views
I also Faced
E-Mail Answers

an amazing situation was faced when an alive distribution panel with 415 volts and carrying almost..

Answer / k.prakashchandra

Measure voltage between neutral and phases , it appears that neutral is connected to a phase , being isolated

Is This Answer Correct ?

0 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

Why the size of transformer decreases if we increases the frequency?

5 Answers Graphics Engineering,

how can we design robots

0 Answers Maruti Suzuki,

what type of earthing do for dry fissure rock?

0 Answers

Explain and give me an example of a time when you had to explain some new procedures to your co-workers for quality service delivery, how did you go about it?

0 Answers

I have 1500/1A CT If i connect this CT in 6.6KV bus bar means what will be the voltage present in CT?

0 Answers KCL, MPC,

in trains i have seen the terminal which is connected at the top of the train is positive .where is negative ? track? i dont think so

9 Answers

electrical machines

3 Answers

how to calculate lighting for a room

2 Answers Coca Cola,

What is the difference between expansion joints & thermal expansion joints in Bus bar

1 Answers

How many 2 ton window A/c can runs on a 125 KVA generator?

2 Answers

what is the harmonics? which harmonics(fundamental and reference) is suitable for calculating capacitor bank and Active filter and passive filter? what is the 1st 2nd 3rd 4th 5th harmonics and effects?

1 Answers

what are the disadvantages of low power factor

0 Answers HMK,

For more Electrical Engineering Interview Questions Click Here