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how to calculate maximum current
What is reverse power relay?
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
Explain Energy and Power signals?
describe the constructional features of an auto transformer and its principle operation
what is smart grid? why we use it? explain in detals bcoz i want give presentatin from it....
how can i apilly for electrical c licencese.sir,i completed B.Tech in electrical & electronics engineering in 201onot working any company
how to minimize earth resistance upto 2Ω, if the resistance is 6 Ω ?
why we use Test Terminal Block in 11 KV and 33 KV electrical panels.
ROC converges if pole and zero lies inside a) origin b) z=1 c) pole d) zero ? Explanation please? if ROC does not converges then?
What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.
operation of protection relay watchdog contact?
When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?
why generator efficiency is more in swinburnes test?
can some one clearly explain why -48 volt DC use in telecom site????
