what will be the efficiency off x'mer during no load test and during short circuit test
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why we not used 11kva as a direct our electrnics component.
How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.
Why front mounted CT polarities are always towards breaker?
what is the mechanical safety of DG ?
How seriving & testing of the HT & LT breakers are done. What are the standard Ir values on which we can come to know the test is passed or failed?
in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?
how much leakage current is allowed in MC61A L&T make relay?
How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?
What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?
What is the use of mc( moving coil) in dc voltmeter and dc ammter and what is the use of ( moving iron)in ac voltmeter nd ac ammeter
what does a string of resistors in a series will do?
WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB
How to operate a ac chilar plant?
how to interlock 3 incomer-ACB,1 buscoupler ACB,... pls answer this question and if possible send me the ckt diagram..haifriends2910@gmail.com
If two Transformers are connected in parallel having impedance of 50KA in both transformers will the impedance increase or decrease after connecting transformers in parallel?
