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sir, my question is that if we start any three phase induction motor with star connection.will be current taken ? please send a formula.
ABB,
4 10575i have a roll dia aprox.43 inches and gear box ratio is 14.3.so my question is how was decide the kw rating of motor.
1 2993Which UPS (inverter) is better and why ? 12 V inverter and 24 V (two 12 V batteries in series) inverter which is better ......... which has the longer backup which has the greater charging time which has the greater discharging time thank you
2 4162why dont we connect the two 12 V DC batteries in parallel, for an inverter (UPS)? is there any harm ?
3 61781 Ton = ? amperes & power. How much power 1.5 TON split AC consumes in an hour at 17 C , 26 C & 28 C (thermostat' temperature).
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18 450214how to determine the cable size...pls explain me with the formula taking particular load....does the factors like impedance & short circuit rating influence the cable size, if so how....
2006When capacitor bank connect on line. It's draw some current but it's current not increase of main line ammeter. Why?
1 6088Post New Electrical Engineering Questions
How to size fuse? How to size MCB?
what is inverter and converter
how braking & making capacity of circuit breaker is calculated?
WHY BREAKER ARE USED IN SUBSTATIONS?
why sielent pole is used only in hydro generators and not in turbo generators
what is feeder bay?
hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.
how to calculate the torque of a motor?
List out the different frequency domain specifications?
explain types of electric welding and its applications
HOW DOES THE ELECTRONIC ENERGY METER WORKS?
What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?
Can anybody tell abt concrete encased earthing or grounding?
What is T’Q and X’Q and X’D ? and what is saturated as well as unsaturated ?
How do we calculate the resistance per metre of single core aluminium stranded cable 19*3.25mm sheathed in pvc,at 15 deg C temperature?
