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A 11 KV motor is working. if the supplay is fail. what will happened with it's breaker? Trip / remain the same condition?
4 7085A 6.6 KV motor breaker is try to Drack OUT by me while the motor running. What will Happened? a, will Trip. b,Drack Out lever will not access c, will get shock d, noting will happened
4 7514Why the motor take high starting current for long time(10- 15 sec) which is connected to Blower as compaire with a motor which is connected with pump with same rating?
2 4949in the case of 6.6kv motor starter combination contain fuses on it VCB. but in 11KV motor starter combination Fuses are not using in it's VCB why?
2285why HT motors are earthed only at equipment side & for it's single core cable with aluminium wire armoure using?
1 4313why Batteries & Battery chargers are used in substation? what is the different between UPS & battery charger?
DLF,
4 52770In the case of petrochemical area AC drive & AC motor is used where the speed variation is required. Why they are not Using DC drive & DC motors in such areas?
1 4280which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?
2189what is the minimum (Common factor) insulatin resistance of the following a, 4mm sq wire b, cable from 50 mm sq to 800mm sq
2108Post New Electrical Engineering Questions
draw singleline diagram of star to delta and dol starters
Why HT 11 KV Slipring Motors are connected in star ?
why do we need to use 3c+3e cable, normally i select only 3c+e cable and i think it is enough. pls explain the usefull of 3e cable ( in this project the earthing system is well done)
1sq mm dc powr cable can carry how much dc currnt
how to find the Motor,s insulation Power?
hii this is ranjith from hyd... i want to know what type of questions they ask in interview...and hw the interview will go..? what subjects thay ask specially for electrical engg students?
State norton’s theorem?
what is the function of statics switch in ups and tell me parts
primery try cell?
How can i calculate the Breaking capacity of molded case circuit breaker, is the breaking capacity of CB for Diesel generator shall be less than grid supply's breaker ?
how we calculate electrical load on a building according to area?
What is bode plot?
if grounding is notdone at regular intervals for long distance transmission, will the load connected at distribution end receive voltage during negativehalf cycle of the sine wave?
What is big transformer parts and their function ? Ty
what is your aim
