pre arcing time of ehv breaker
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What is meant by Reactor in power system and what are the uses?
WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?
in GEAFOL Cast-Resin trnaformer of 11/.72kv which has tapping of 11550v,11250,11000,10246v in primary side. To obtain 700v. which tapping should be used of HV side as we have 11000v/720v tapping now .
how induction motor work as a generator?
what happen if ac supply is fed to rotor of the alternator
Give me clear explanation.What is the Different Between Load break switch and Vacuum circuit breaker
what is phase and neutral.
What is the difference between hot and cold loop testing?
A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram
what is the principle of servo motor
Can we use a Potential Transformer for Auxilliary Power supply( Spring charge Motor, Lighting etc)?
How Kneepoint voltage of CT practically related when CT in service. ie Knp is above 670 what exactly means
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