Answer Posted / sharat das (mahindra vehicle m
It is type of switch gear used to make or break circuit.
ACB stands for Air circuit breaker as air is used as arc
quenching medium.When abnarmalty current flow, it will break the ckt from main supply. Its depend on proctection parameter setting such as over load, short ckt current, earth fault current with respect to time......
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm
How to protect sensitive loads such as Dosing pumps inside a factory from voltage surge/voltage fluctuation.
xfhnchncv?
why you don not show protection and type of isolation in key single line diagram?
what is Fault level? why it is calculated? how will u decide same for our plant?
What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?
Is a direct shorth ciruit on a branch MCCB in a Low Voltage Switchboard a correct means of tesing the performance for discrimination?
Please explain me about Relay curves and their sources to read ?
A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.
Why auxiliary transformers are not connected in parallel in primary stations?
Atwhat condition reverse power relay will act?
what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?
what is the function of Moulded case circuit breaker, why it is called Moulded?
why is control bus bi-directional?
what is the meaning of 5% droop or 7% droop in AVR?