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A 150KW 440V motor is need to replace in the field instead of faulty one. what are the main parameter should I need to check?
1 4438What are the usege & different between UPS & batteries with charging system in in Substation?( UPS 120V AC & battery charger is 120v DC)
1 4336If the 11 KV supply is fail. what will happened with it's breaker if it is supplay to the 11KV motor?
3 6000At what load maximum effiecency will be obtained Distribution transformer and Genarating transformer Pls clarify?
4 11270Why Neutral Busbar CT & transformer neutral CT connected with phase CT in Restricted Earth Fault?
3 19152What is the basic difference among Circuit breaker,Contractor and Isolator? Are they different names of same device/equipment?
2 11671Post New Electrical Engineering Questions
for compensate 315mh inductance ,how many capaciance required?
list the advantages of RCCB over other circuit breakers?
Explain RLC circuit?
what is mean by descripiency relay? & wht is its ansi code?
Mention the disadvantages of low power factor?
How to protect sensitive loads such as Dosing pumps inside a factory from voltage surge/voltage fluctuation.
Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box
bsec exam syllabus (mis)
please tell me when we start motor without load in star or delta connection whose current above condition,pl write formula
I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.
Swg formulae
list of tests to be carried out at manufacturers end while purchasing a step up transformer of 11kv to 66kv ,2MVa Capacity.
why the carbon brushes are broken in srim while the motor runningtime
What is the slip speed?
what is reactive power?, why its measured in VA ? is it transient behavior of system?
