HOW TO DO GRID EARTHING IN INDUSTRIES FOR A PRODUCTION
BUILDING
Answer Posted / hitesh
When Two or more Earth pits are interconnected its called a mesh or Grid. and value of earth resistance should be less than 1 ohm for a grid.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
why does rotor rotets?
What is time response of the control system?
from where the self excitrd induction generator get the power?why is the voltage regulation is poor of seig?
is it possible to start a motor in felid connected to a remote mcc
Please tell me in DETAIL about the following 3 types of fuses or recommend me a good power system protection book or a website link ? 1.Dropout Fuse 2.Striker Fuse 3.Empulsive fuse (not sure if its impulsive or explosion fuse , sorry)
what are the Alarm, Trip & Safety equipment (Issues) present in Power Transformers pls Mail it to ashokbabunhce@gmail.com
In india, according to trade theory above 5 HP motor reqired star delta starter. But we R connect 11 KV motor with 14MW in Direct to line ( With VCB starter combination) Can U Guess, How it is possible ?????
I would like to know that the fault curretn at base load and at 10% generation will be same? Fault level of BUS remain same with different generation?
What are the different circuits in thermal power plant?
What happens when two positively charged material is placed together?
How to calculate flow of water delivered by pump when pressure & size of pipe line is given
If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.
specify the inbuilt protections in DG
What is Annunciation?
what is there inside an inverter and how it works?