how to check the earth resistance value& what is the
minimum earth resistance for good earthing sysytem.
Answer Posted / pandiyarajan
Grid resistance value should be lessthan 1 ohm
| Is This Answer Correct ? | 209 Yes | 31 No |
Post New Answer View All Answers
i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately
what is a speed of rotor when we give supply to stator of 50hz and as well as rotor of 60hz of an induction motor?????
Vibromotor 252MV 1/4HP2P..what is mean by 252MV?
what things to be considered when designing UPS
Which is the oldest hydropower plant in india?
what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?
How to Decide the Location of Earth pit for Compressor in Oil Depo? and How to measure the resistance of earth pit Pls explain me with the help of Circuit Diagram?
what is meant by moulded case circuit breaker ?
where is the need for short circuit test for 3 see is required and why? can you explain in brief with application
WHY DO VOLTAGE TRANSFORMERS FAIL DURING EARTH FAULT IN THE DELTA CONNECTED 6.6KV ELECTRICAL SYSTEM
why should small green grass ans small plant should not be there inside the transformer Yard in the factories
What is the previous name of Cox's Bazar
why we take movement of rotor always in counter-clockwise direction in 3-phase induction motors?
why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)
what are the differant std sizes of cable trenches?