Answer Posted / arun gur
MCB (minature ckt breaker)
contains a bymetalic strip which heats up and bend as
current flows through it. the mechanical switch is operated
after it bends above a perticular angle when current flows
beyond the rated current
| Is This Answer Correct ? | 10 Yes | 4 No |
Post New Answer View All Answers
what is the star delta connetion and how can do it a three phase motor with control witing with picture
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.
Can you explain about TEE protection scheme?
how many types control panel of a 132/33 kv substation
TRANSFORMERS WITH DC SUPPLY
How will A Medium voltage circuit breaker(11 kV voltage level) operate under short circuit fault condition whether It is having short circuit release like Low voltage circuit breaker or relay should be given?
cc of scorpio?
When color of silica gel will gets change from blue to pink from Top to bottom?
What are all present producing cost of Per KWH of various Fuel?
what is the affect of earth's magnetic field on the frequency used in aircraft???
please tell me when we start motor without load in star or delta connection whose current above condition,pl write formula
What is T’Q and X’Q and X’D ? and what is saturated as well as unsaturated ?
What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.
if we install two earth pits with a clear space of 5m without any interconnection,by checking the digital multimeter will it show continuity between earth pits? If so what would be the approx. value
100 MVA 3-phase alternator with earthed neutral has a reactance of 5 ohms per phase. what will be the fault MVA of generator.
