Does RCCB do the job of MCB? Lets take 16A RCCB. it trips when residual current exceeds 30mA. does it trip in an over current situation, i.e when current exceeds 16A ??
2 5966how to calculate voltage drop in long distance cable? for an e.g lamp of 12 volt ac ,300watt is 90 meter away from supply i.e (x'mer 230 v / 12v)and i m getting 8 volts at lamp terminal ....
1 3733In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?
1713One of the advantages of HRC fuse links is that they can be used to back up equipment with an inadequate rupture rating. briefly discuss what this means
1 5015What is meant by the KA-rating of a circuit breaker? In this regard, discuss the stresses experienced by the circuit breakers
3 12576How to connect a Restricted earth fault relay for 2000KVA,11/0.433 KV Distribution Transformer and What is the neutral CT ratio should be selelcted for 2000 MVA Transformer for estabilishing the Restricted earth fault relay
1 3381Post New Electrical Engineering Questions
What happen if 200 KVAR capacitor connected to power continuesly?
define the non synchoronism of synchoronous machine in general g or m??
what is differant beetween overload current and phase current?
What is a differential amplifier?
Why mostly the HV side of transformer has Delta?
is it necessary to earth the rmu before cutting off the transformer winding?if yes why?
distribution is maximum done by a)radial b)network c) parallel d)b & c
explain supply side and demand side energy management with advantages & disadvantages
What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?
Please define ampere?
what is the meaning of 0.5ohm Resistance
What is the importance of earthing?
Thermal withstand capability under full short circuit conditions, in terms of number of times of occurrence of short circuit and corresponding anticipated percentage reduction in transformer life.
what is the criteria for selecting fuse rating in 1phase, 2phase & 3phase welding sets?
State thevenintheorem?