I try to check the three phase voltage in multimeter, in 125A isolator switch i

I try to check the three phase voltage in multimeter, in
125A isolator switch incommer. first i touch R phase, and
then i touch Y phase using multimeter, the moment i touched,
it blasts and that moment i got blindness. multimeter
selector position is correct(750V AC MODE AND RED PROBE WASS
IN v AND BLACK PROBE WASS IN COM. MODE. COULD ANYBODY GIVE
ANSWER FOR THIS TO AVOID FURTHER ACCIDENTS PLEASE?

Question Posted / raghav

2 Answers
5606 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

I try to check the three phase voltage in multimeter, in 125A isolator switch incommer. first i tou..

Answer / anand yadav

The distance between the live parts would be very small and
meter prob exposed part accidently (prob slipped,sudden
noise,vibration etc.)shorted the two phases,and a results
in a ballast.

Is This Answer Correct ?

3 Yes

0 No

I try to check the three phase voltage in multimeter, in 125A isolator switch incommer. first i tou..

Answer / pillay

your selector switch position was correct ,by right the
multimeter should have given you the voltage reading ,but
than some multimeter comes with a separate probe socket for
testing of amperes. maybe maybe, the probe was wrongly
plugged into this socket.

Is This Answer Correct ?

2 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

0 Answers

What are the causes ,revers rotation of a kwh meter?

2 Answers

How to calculate or formula to calculate rhe power in 2 phase system ??

0 Answers

why dc is not given to transformer