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if we convert kva into Ampers,which one formula use by
us,pls tell me?
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sent to a site and asked to explain how you would like a twenty seven flour building should be supplied with lighting and sockets plus a water boiler.
What is the difference between circuit breaker and isolator
hi every body i am master student in control engineering and my project is slip control in trains i assumed a Dc motore as traction motor but i don't have characteristics of this kind of motor that is used in train. i want from every body if he or she has the characteristics or information about Dc motor that is used in train give me those information or technical characteristics .
whati s the sludge current in ups
what is mean by drives?
How the annunciator works ? How to do its wiring
i have a 4 Mva transformer 34.5 kv / 480-277 v and i used 2 parallel 3200 amp bus duct for the secondary feeder using 3 ply of bus bar ( 3/8" x 5" ) as a common where the flexible link terminated and 6300 amps breaker for the main, the lower bus duct reaches 70 degrees and the upper bus duct reaches 55 degrees when i used thermal scanner. why the temperature is not balance when the load reaches 3600 amps.
In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?
how does an encoder work???
What are the different sign conventions used in electric circuits?
Testing report of Earthing of 3.15 MVa PTR.
whats the differece between Exd and Exe
Give accurate definitions for these electric terms: Inductor Inductance Inductive Induction Reactance Reactive Esam Baraka ٢١ ساعة
which stabilizer is better ? AVR, Servo Stabilizer, Static stabilizer etc & why explain it
Is vtg is controlled by the resistor? if else how much?
