Answer Posted / shahid
elcb can not detect the current fault but rcd detect the
current fault
| Is This Answer Correct ? | 5 Yes | 4 No |
Post New Answer View All Answers
why capacitive load is not used in routine life????any reason is there ??????
What is FM200 Gas??Applications........
What will be the current drawn by HT motor, if low voltage is applied.. any formula to calculate the LT amps of HT motor.?
What are the basic component of a cro?
I have an existing old MCCB. ABB Model SACE, the rating are: Ue = 660 volts, Iu =1250 Amps, 3 poles, Ith (max) =800 amps at 45 deg C. I need a circuit breaker for my 3 phase motors, 380 volts 60 hz. the supplier required the minimum ampacity of the breaker to be 911 amps. can i use this breaker with rating of Iu =1250 amps but Ith = 800amps maximum?
Why strting torqe high in inducation motor?
In HI POT test what is reason for applying the AC VOLTS and DC VOLTS in different applications what is the nessesity for this ?
What is the role of feedback in a closed loop control system?
what is circuit recombiner and how it is different from circuit breaker
The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is
how do we calculate length of starting time and repeated starting of a direct online starter?
how much GROUND & NEUTRAL VOLT maintain in data center.
if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer
define superposition theorem thevnin theorem ,norton theorom?
what is the meaning of 5% droop or 7% droop in AVR?