What are the difference between C-Curve and D-Curve for MCB's.17 177797
Why the generator rating in kva32 90035
what are the differences between MCB and MCCB ?19 32317
what should be the air clearence between phase to phase, phase to earth in Medium voltage switchgear for 3.3kv,6.6kv,11kv,22kv and 33kv? Which is to be referred for this?1 5890
in elevator industries , how to calculate the required KVA for the elevator (elevator spec- 40A module , motor of 13.5KW, 20A)1 9080
I want formula to calculate cable size as per load given in kw & amp.I searched many sites but didn't right answer.Plz reply me asap.41 396591
Why use the VCB at High Transmission System ? Why can't use ACB? Pls explain the ans.5 15843
HOW DO I CALCULATE OVER LOAD RELAY & CONTACTOR IN DOL STARTER? & in dol why it is require circuit breaker?6 17967
If single phase having 220v so why 3phase is440v.7 19800
why Batteries & Battery chargers are used in substation? what is the different between UPS & battery charger?4 45958
what is the harmonics.3 3501
what is the difference between earth and neutral.9 7654
What is the function of UV coil ACB?6 37450
How much KVAr bank reqired for 630 KVA transformer on full load for maintain power factor upto.994 12060
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