HOW TO DO GRID EARTHING IN INDUSTRIES FOR A PRODUCTION
BUILDING
Answer Posted / mohamed
if earth mesh is laid during construction put earth pit in
each corner of the building.Interconnect the earth pits with
proper sized cu. ACSR conductor
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Difference between Lugs and Thimbles
Why the power factor improvement is so important in industrial loads
A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is observed the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?
What is real time power factor control panel(RTPFC)?
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
plz send me the procedure and syllabus for mseb exam
what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?
what is difference between line differential and transformer differential?
how balanced in star delta connection ?
Define corner frequency?
Define cut-off rate?
low frequency protection why recomend?
what is the Pickup/drop off ratio in BCPU relays
I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?
what is ATS & RING MAIN UNIT in Distribution System?And its Function.