What is difference between insulating medium and fault current interruption medium in a switching device.
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Why line VTG = √3 phase VTG in star? How?
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. What is Electrical Life & Mechanical Life of Circuit Breaker? 2. What is Electrial Life & Mechanical Life of Magnetic Contactor? 3. What is RCD, RCCB & RCBO? 4. What is the Between defferance of RCD, RCCB & RCBO?
why cont we short earth and N.......?
How can we save theft of wire after finishing of wiring work, plz suggest another answer other than security or supervisor's work?
why fan consume constant power even when we increase or decrease its circuit resistance through speed regulator???
who to select a swicth fuse unit......?
What is load boxes ?
how much current (in MW)can be carried max. through S/C dog & Panther Conductor ?
Dear all, kindly give me the details of leectrical design engineer course details/institute in hyderabad /any where in india.
why neutral and earth should not be connected on 3 phase 440v/50c/s supply at consumer side. where as on 25kv/ac/50c/s railway traction substation neutral and earth will be connected and track at substation. and track will act as neutral and earth. Reasons for this is needed urgently
What is gross error?
how to calculate bus-bar sizes? (copper bus-bars)
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