Answer Posted / mehul g. c.
mcb will protect you system against overload & short circiut.
because it is having thermomegnatic strip it will open the
contact when current exeeding his normal alue.
but
isolater is one switch only. you can operate when you want
break the power of your system in maintenance or for the
other work
in short mcb will trip automatically and protect your system
& isolater is operated manually.
| Is This Answer Correct ? | 9 Yes | 1 No |
Post New Answer View All Answers
hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....
What happen if 200 KVAR capacitor connected to power continuesly?
i need the details about bhel exam.how to apply for that.please send to my email-id.thenmozhi2k7@gmail.com
Define peak time.
Explain the working of variable frequency transformer?
What is meant by system?
How we calculat the NGR of 3phase Generator, Our generation voltage 11KV
how to remover corona effect and hysteresis losses from contactor
Why can't we take NO LOAD TRIAL of motors having V1 mounting??
in shunt clippers why a resistor is used in sereis with the input
What is the method of estamating of cable, CB,MCB ?
whats the application of voltage regulation? and whats the voltage regulation's device?
When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?
how do i commission a distribution transformer knowing all its ratings and transformation ratios?d
What is warm / cold start of HT motors. How many warm start & cold start are possible in a day?