What is the difference between AC Drives and DC Drives?
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What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?
what are factors comes under relay setting (distance relay 7sa52) under OPEN DELTA VTs connection??
What happens if we give the supply to the rotor of induction motor and make its terminal shorted?
What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.
How to megger test 11 kV cable and the acceptance IR value
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Ratings of power transformer,Distribution transformer.
it is possible to measurement of tension of slipring induction motor(SRIM)carbon brushes, any maesuring instruments are available in the markets.
Types of test in Switchgears, MCC, NGR and DB's how it should be procced. Can anyone give me the details here or email me to pasuvaraj.k@gmail.com
What is the difference between earthing,ground&nutral?
In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?
need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.
UG cable sizes were specified in sqmm. But practically its not coming to mesure. What's the reason for that? And how they specify the size of the cable?
What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?
what is vA rating and class of a ct.
