what is the difference in MCB, MCCB, RCCB, ELCB, & MPCB (motor protection circuit bracker)12 168497
How can we calculate the rating of capacitor bank to be connected for a particular load(ex.100kw)to improve the power factor from 0.8 to 0.9?4 14617
What is the importance of Form B to state Electricity Boards?1 2172
The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why?
Suppose the incoming power is 11 kw, but the load require only 8 kw means how can we save or use the excess power?3 2667
In 90 kva alternator that produce the output voltage is 115(p-n),200(p-p) at 1500 rpms means what ampere it produced ?657
What is the difference between INVERTER and UPS?6 8914
how we protect the motor & what are the components required for that ?2 2414
Why 60Hz frequency is used in America what are all the benifits?5 6035
block diagram of 2 ups system connected in parallel mode?
If symmetrical fault occurs at the terminal of a synchronous motor then how the motor will act...explain it..
How to back charge the Gas turbine generator
diff.between servo motor and ac motor
Why neutral cable carry current.
How can I calculate the Mega watts required to run a plant having many electric motors and other electrical components.
What is difference and reason b/w -48V BTS system and 24 V BTS system. Plzzzzzzzzz tel me.
Refernce currents are to be generated using refernce cueernts how can this be done
I WANT HOW CALCULATE TO CABLE FOR WELDING PLANT ?
how can calculate resistance box for 15 kw, 6 pole, RV-230, RA-42 motor
IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?
I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?
What is the latest generation of circuit breakers called?
I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.
What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?