Answer Posted / karthi
Differential protection
REF protection
Stand-by Earthfault protection
Backup Overcurrent protection
overflux protection
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB
WHAT IS THE FORMULA FOR CALCULATING CURRENT RATING(DIRECT IN GROUND OR AIR) OF ARMOURED(XLPE) CABLE OF 4C,16Sqmm?
pls tell me about ups internal connection & we have given only 3 phase supply to ups system how get 4 wire (R Y B N )
How would your past experience translate into success in this job?
Give me the calculation steps to design an electromagnet to be work in 230V 50 Hz AC Supply. Also give force that is created by that electromagnet when it gets energized.
there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit
What will be the effect of circulating current in HT xlpe cable when both the armour ends are grounded. Will the termination fils after some time in case of 33 kv supply.
Explain and give examples about VCB?
How generating electric power export to grid from the generating station ?
What is vaccum currcuit breaker.define with cause and where be use it device?
what is rating boiler
what is the purpose that we use PLC system in power system
how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .
how diside ct mf exmp.200/5 ct
how can maintaince the acb contactor moveing and fixing kit