Answer Posted / panchanan nayak
MCB means miniature circuit breaker--It is thermal &
magnetic trip device operating upto 100 A. It's range is
fixed not selectable.
MCCB means Moulded Case Circuit Breaker---It is operated
upto 1000 A and High voltage MCCB also operates on 1200 A
also...And it's range is not selectable..
ELCB earth leakage ckt breaker trips whn short ckt happens
& earth leakage happens
ELCB earth leakage ckt breaker trips whn short ckt happens
& earth leakage happens
| Is This Answer Correct ? | 6 Yes | 8 No |
Post New Answer View All Answers
Why we use mho Relay in long transmission line?
how does the terminal voltage of transmission lines increase when a capacitor is connected???? This happens not only in transmission lines but also in all circuits. How??? When a capacitor is connected in a transmission line, capacitor also takes energy from the same supply. But how is it able to increase the terminal voltage??? Practically What sequence of events happen during increase in voltage???
In siemens S7-300 PLC, what is function and function block ? What is the difference between them ? When to use function and when to use function block ?
static chagre
An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The slip when motor stalls is A 1 B 0 C 13.33% D 10.33%
why we testing the core balance of the transformer before comissioning?
What are high pass filter and low pass filter? and What are the flowmeter ?
What is reverse power relay?
Define what is the function of anti-pumping in circuit breaker?
Pl. share your experience about industrial-electronics repair of machine tool.
Control wiring of a dol starter for forward and backward
what are the tests comes under the type test, what tests comes under routine tests.
What is order of the system?
What is Faraday's law
What is the use for cable entry in control room?