Interested to Buy Any Domain ? << Click Here >> for more details...
how to calculate the megger values for motors and cables?
- 2 Answers
- 8374 Views
- Adhunik, I also Faced
- E-Mail Answers
Answer Posted / murali
thumb rule 1KV we get 1Mohm. if suppose 415V motor we get 0.45Mohm.
Megger is the instrument name. it is insulation resistance value.
| Is This Answer Correct ? | 4 Yes | 1 No |
Post New Answer View All Answers
HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....
Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?
for a 400kv t/m line with 10 ampere current will corona occur?
At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?
Explain few advantages of electric traction system?
how we calculate electrical load on a building according to area?
Why electrical power generation and transmission done in 3 phase system not more than 3 phase ?
We are designer please help me calculate the size of 11kv cables from step up transformer to M.V panel, total load is 5 mega watt distance 900 feet (used aluminum type cables) please provided formula for calculate the cable with example.
what do you mean by plant earthing system.
Define what is power quality meter ?
what is buffer resistance starter.?.What is the working principle and where it is used..?
Dear sir my name Ankit i m Diploma holder present working in Welspun Corp ltd Anjar as Asst.engg (salary 14400/month ctc) i Would like to change my company also i have selected in ford India pvt ltd Sanand as trainee Tech with salary 12000/month so please suggest me for changing my job hope for *ve response
Why does increasing the magnetic flux in the main field of a d.c motor cause the armature current to reduce??
What is meant by earthhing of a magnetic flow meter and when to use empty pipe detection?
What is the basic rule for block diagram reduction technique?
