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How to decide the input and output circuit breaker for a 1600kva transformer.Is there any calculation is involved.
5 11619Why VCB and SF6 breakers to be used in HT used by cant ACB of higher rating to be used for 11kv and 33kv.
TCS,
8 30123We have isolation transformer 25kvA & ONLINE UPS 15KvA (3PHASE I/P,3PHASE O/P)where isolation should have connect,before UPS or after please brief.
1 5502what is the transmission loss for electrical supply? specifically a large shopping complex where the grid is half KM away, what will the % of transmission loss? is there any transmission loss for captive unit generation for above set? thanks
1953Post New Electrical Engineering Questions
What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.
Load break swicth maintenance procedure.
What is EMC filter in VVVF Drive ?
what are the specifications we must look at to select a relay for any capacity motor?
WITCH CARDS IN USE IN FIRE CONTROL PANEL.
CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415
Define peak overshoot.
how can we change the polarity of Alternating current rapidly? how frequency of ac can be controlled and changed easily?
hr round
How to decide no. of Step and Kvar for APFC Panel 40 kvar MD: 33.12 KVA Avg pf : 0.8540
Do u know any one? how to find out in motor rated amps? formula?
Whether 3 phase induction motorwith 100 hp capacity , Amp 160 for which sensitive earth fault relay , type CTUM 15 can be used?
What is meant by harmonic distortion?
WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?
What is meant by sag?
