Interested to Buy Any Domain ? << Click Here >> for more details...
why should we place 9KV lightning arrestors in 11KV
substation ?
- 9 Answers
- 45609 Views
- DOL, ISRO, Matrix, I also Faced
- E-Mail Answers
Answer Posted / mohan rao
Lightning arrestors are always placed between line and
Gronund. Line to Ground Voltage of a 11 kV System is 6.35
kV. The lighning arrestoer rating should be above this
level but below 11 kV so that 9 kV arrestor is suitable.
| Is This Answer Correct ? | 114 Yes | 10 No |
Post New Answer View All Answers
If we need4× 50mm sq cable but it's not available so we can pull 4×25mm sq 2cables
what are the precuation should be taken ahen installing power transformer,circuit breaker,current & potential transformer
I'm looking for a mnaual set for a Teradyne J750. Softcopy would be preferred but I'll take what I can get.
What is contract demand in solar system?
What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?
Why arc quenching is used in Diode ?
Whats the minimum value for I.R. that can be allowed for HT & LT alternators for operation?
How many types of circuit loads are there in a common electrical circuit?
how to produsing geretor power
Show the schematic arrangement of diesel power station layout and give its principle of operation.
circuit diagram of trip circuit supervision relay
What is critical disruptive voltage?
sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers
Is any AC drive(VFD) had a feature of DC injection braking? if available please mention the detail. i.e drive can supply braking torque when the motor in idle state.
What is inverse definite minimum time lag relay? Where is it use?
