what do you mean by switchgears?
Answer Posted / aamirali
Switchgear is a general term of busbars, circuit breakers,
protection relays, isolators, CTs, PTs etc.
| Is This Answer Correct ? | 4 Yes | 2 No |
Post New Answer View All Answers
What is meant by Im=30mA@Vk/2. How to know the kee point voltage for CT design
Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.
300m long and 30kw inductive loade 3phase supply how many size cable required
HOW TO TEST A LIGHTENING ARREST ER ?
i am studying in final year can i allowed for 23rd UES of Indian army
What is the capacitance values of 132,220,400 & 765 kV current transformer
i have interview in Pepsi company what type of question will ask please send the question and answeer
What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
why booster transformer is used in sumpners test conducted on transformer????
What is the most essential condition for the voltage build up for a d.c. Shunt generator?
do we use neutral grounding for resistive balanced load? if we use what happen?
any one can explain the stages of a knee point which is taken during ct magnetising curve.
WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN WE ARE STARTED MOTOR WILL RUN SMOOTHLY.
how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size