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?

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In more then 1 phase bulb will glow are not?if yes then how it will glow?

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what is trip circuit supervision relay? How does it work in switchgear?

6 Answers   Radha Regent Hotels,

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what does hapen if suddently frequency doubled

1 Answers  

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i want to model paper for section engg.

0 Answers   Infosys, RRB,

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why industry prefer ht motor instead of lt motor.

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What is the Efficiency in Electric motor ?

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it is possible to run 130V AC and 230 V AC cables run in same tray

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a solar energy installation utilizes a three phase bridge converter to feed energy into power system through a transformer of 400v/400v.the energy is collected in a bank of 400v battery and is connected to converter through a large filter choke of resistance 10ohms.1.the maximum current through the battrey will be.2.the kva rating of the input transformer is.

1 Answers   GATE,

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why transformers not work at d.c.-

3 Answers  

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how to reduce the magnetizing current in distribution transformers

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IN A HT CABLES i.e. 1.9/3/3 kv, what is the meaning of 1.9 and 3.3.

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