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in star connected 4wired transmission system ,what happen if the neutral is grounded . or not grounded. which is significant and y
2 4463What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..
ABB,
1874Is it required to lay 2 runs of GI wires along with armoured cables from one power DB to another Power DB?
1886Is it required to lay GI wires along with GI/MS conduits from one point to another point though separate earthing cable is conncted from DB to Socket?
1925Is it required to lay 2 runs of GI wires along with armoured cables from one power DB Machines of higher rating?
1947What are the disadvantages if neutral current exists in grounded star transformer distribution system?
1 5471What will be advantage if we put some load in neutral of grounded star transformer & loadshortcircuit current,rated current of cable & MCB with example?
1796What will be the size of cable required for 5.5 KW motor ( Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.
2 26382What is the difference between shortcircuit current, rated current of cable & MCB with example? What will be the size of cable required for 5.5 KW motor (Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.
2001What is the difference between LT CT & HT CT?Can we use indoor type transformer as an outdoor type or vice versa?
Bhel,
2 11164Post New Electrical Engineering Questions
what is the size of ht cable of 33kv ht line and transformers ratings are 1 Mva and 5mva.please send formula also.
Capacitor is load free component but why ampere meter shows current when capacitor bank breaker close?
how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?
what type of questions are asked and howmwny questions belong this catagory?
why using transformer and thyristor switch in 3 phase apfc panel
what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?
why generator efficiency is more in swinburnes test?
From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?
Operation of isolators.
What is the effect of pd controller on system performance?
Which material is used for the core of a transformer and why?
a 230v transformer with step down ratio 19:1.it has 2000turns on primary and rated 25va calculate max primary current no of secondary turns volts/turn
Give some example of fault limiting devices?
sir please send me iocl written test paper in my e-mail account. i'll be obliged to you........ thank u roshan
What should be the height of basement according to NBCC code?
