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Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.
I Need standard operation procedure(SOP)for 500kva Oil type transformer oil filtration & Procedure for IR value checking.
What are different types of control systems?
Please, if 1kw is equal to 1.25kva; how then do I know how many kva in 7.5kw?
what is the formula for calculating the phase clerance between two phases and phase to earth how to calculate the cable for a motor
What is cut-off rate?
Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed
Why earthing is necessary for any equipment?
we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.
how to decide the capacity of accl
Maintenance of transformer???
I have a reading off 1.5ohms at my mem my main c/b is rated at 40/6 amps in a domestic house and i was told to change it to a b curve c/b is this ok
What is voltage divider rule?
What is the meaning of 40X8X2 busbar dimensions for carring load of 400 Amps
I am inpecting a 10kVA UPS what tests should i do and should i observe?