what is the difference in MCB, MCCB, RCCB, ELCB, & MPCB (motor protection circuit bracker)
12 184609How 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 17383The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why?
HCL,
4 19989Suppose the incoming power is 11 kw, but the load require only 8 kw means how can we save or use the excess power?
3 4665In 90 kva alternator that produce the output voltage is 115(p-n),200(p-p) at 1500 rpms means what ampere it produced ?
1569Post New Electrical Engineering Questions
If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.
does the Trivector Meter of three phase automatically takes care of the low power factor and gives the reading accordigly or it does not take care of the Power factor while giving the readings please explain
WHAT IS THE USE OF PIG TAIL IN WINDOW CT ?
How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?
why we used dc supply for field in dg set
How to choose size of the cable w.r.to current carrying capacity ...
why are installed water leakage detection system data centers & server rooms
What is gross error?
difference between main metering kiosk and check metering kiosk
If one lamp connects between two phases it will glow or not?
why transformer tank is in rectangular shape what happen when it is in step shape
how much value of resistance should connect to 15 kw, 6 pole 3 phase slip ring induction motor having RV-240, RA-42.
how to check ac servo motor
how to calculate compresor capacity?
tell me about eletrical contractor