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Answer Posted / debashis das
the function of MCCB is used for over load thermal
protection,it make the ckt normal condition and break et
fault condition.
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if an insulated power and control cables of a running gas diesel gensets laid direct in an open trench i.e, trench bed is not rcc of a power house in which rain water, spillage water alwas exists and all power control cables remains submerged even when gas gensets of 480 kw each runningin on load. These power &control cables runs from power house to switchgear room through these trenches in which water remains most of the time. pl explain its merit & de-merit
What are the types of the glands and difference between single and double compression type of cable Glands.
What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning
how can see the ac indoor or out door ac which Tr
1.ZEBRA conductor(large size) 2.KUNDHA conductor( small size ) 3.panther conductor(very small ) 4.lepard conductor (very very small)
What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???
I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in
to vary valtage from 0 - max a variac is necessary . so how to design for high power applications nearly about 200KW power
What is primary and backup protection?
what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.
What is the basic of DTH.
how can we understand that where we have to use ac or dc coil for solenoid valve and why?what is the different between coil of ac and dc explain please.
How phase to phase voltage comes 440V.
why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.
tell me about eletrical contractor
