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how much leakage current is allowed in MC61A L&T make relay?
how to find ratio of CT & PT in 66/11kv 12 mva supply system ? explain with calculation.
sir pls tell me . our ct specifications are 120/5 ,2 core , 0.2 and 5p10 class , 30va and 30va buden. insted of 30 va i want use 15 va. can i use?
what is RFID? thire application;
How PSV sizing being done
When we use 3 terminal resistor?
what happens in the short circuited secondary transformer,if the resistance of the short circuit is increased gradually?
I have made a 3 phase thyristor full bridge rectifier. But at the moment it is working only for the half bridge operation. Both the half bridges are on operation separately but when i put it into full bridge operation the oscilloscope output is zero. I rechecked that the pulses are correct for each thyristor. what could be the possible reason for this?
Please tell me in DETAIL about the following 3 types of fuses or recommend me a good power system protection book or a website link ? 1.Dropout Fuse 2.Striker Fuse 3.Empulsive fuse (not sure if its impulsive or explosion fuse , sorry)
I want to know all basics of electrical engineering
list the advantages of RCCB over other circuit breakers?
how to select overload-relay for perticular motor 1.for D.O.L. starter 2. for Star-delta starter ????
Shall I use 40A semiconductor Fuses in 32 A SFU ? Frame size is same. What Happen if Fuses burn on SFU?
Rules and standards of electrical control wiring ?
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