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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 4354What are the usege & different between UPS & batteries with charging system in in Substation?( UPS 120V AC & battery charger is 120v DC)
1 4272If the 11 KV supply is fail. what will happened with it's breaker if it is supplay to the 11KV motor?
3 5853At what load maximum effiecency will be obtained Distribution transformer and Genarating transformer Pls clarify?
4 11143Why Neutral Busbar CT & transformer neutral CT connected with phase CT in Restricted Earth Fault?
3 19022What is the basic difference among Circuit breaker,Contractor and Isolator? Are they different names of same device/equipment?
2 11554Post New Electrical Engineering Questions
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company
How can we calculate the motor frame sizes?
how to operate and maintenance of 1500 kva diesel generator set
I NEED RRB APTITUDE QUESTIONS AND MODEL PAPER,PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in
which cable is used for 15 Hp monoblock pump 3phase and service wire Distance is 210 feet please tell me cable size Armaured
can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com
WHAT IS THE DIFFERENCE BETWEEN AN ACB & mccb 7 WHAT IS THE CRITERIA WHEN TO USE WHICH OF THE TWO
how to determine the inrush current of a transformer
who can measure the size of power cable?
How to calculate no of Lighning arrestors are required for protecting 50mX 50m*20m cubical building and locations of LA?
why induction motors are rated at 0.8 power factor.
does a DG set has low fault level as compared to that of a transformer.If yes then why.
What is the basic of DTH.
What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?
Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .
