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How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.
5401what are the dimensions for 200 kva transformer plinth (plateform),in which pcc m20 is used..
1 11728what the different types of cables used for 11kv and 33kv over head work and what is the size of cable in sqmm.
2 12066what happens if we earth negative electrode of an rectifier transformer used in ESP. In which normaly positive is earthd from inside the xmer.
1 3443can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?
UPSC,
2318can anybody tell me that for p.f. Improvment we use capacitor banks but how to decide its capacitance. As we all know how to calculate kvar but what abt capacitance value
1872Post New Electrical Engineering Questions
What is advantages of VSCF wind electrical system?
why magnetising curve not start with zero voltage?
What are the types of power in electrical power?
Is RTCC panel needs any control supply.
What is the minimum distance to be maintained in between HT panel and LT panel and Instrument panel as per IEC and NEC standards?
in control scheme dc logic wiring commonly using negative loop,what is the reason?if we use positive looping what will happen?
when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you
can we use trip light with bus coupler?
EXPLAIN WHY THE SURGE CURRENT RATING OF AN MCCB OR CIRCUIT BREAKER DECREASES WITH INCREASE IN THE RATING OF MCCB OR CIRCUIT BREAKER.
Why increase in current leads to increase in conductor temperature?
how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............
what is the isolation transformer. what is the isolator?
We have 110Vac ,10A ac supply which is converted into 110VDC & How much DC current? which factor is reqired for dc current calulation?
What do you mean by ratio correction factor of instrument transformer?
Difference between RCCB, RCBO and ELMCB.
