What are the steps for Testing of 6.6KV HT Panels?
- 5 Answers
- 33036 Views
- BSL, I also Faced
- E-Mail Answers
Answer Posted / siva prasad
1. Check the panel alignment
2. Check the panel wiring as per scheme diagram
3. Check the continuity of Panel wiring
4. Check the meggar values of Bus bars and HT cable
5. Check the millivolt drop test of bus bar
6. Check the status of breaker
7. Primary and Secondary injection, Polarity tests for CT
and PT of bus bar
8. Set the time for fault current objection in relay
9. Knee voltage Test depends upon CT
10. Check DC supply permanent are temporary.
11. Physical inspection for satisfaction
| Is This Answer Correct ? | 18 Yes | 3 No |
Post New Answer View All Answers
what is a composite error in current transformers, why occurs & in which it will occur i.e, either metering ct/ protection ct
explanation of mesh bus bars
what mean by analog ,digital,numerical meters and relays? say the example?
what is Fault level? why it is calculated? how will u decide same for our plant?
Type of motor stater detail and working detail
Difference between control junction box (cjb) and power junction box(pjb)?
what id a dry type transformers and its function ?
Is vtg is controlled by the resistor? if else how much?
IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.
how to measure earth resistance of a substation
What is the equivalent circuit of a transformer and its vector diagram?
WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB
How many types of colling system it trformers?
After completing iti in electrician, how can i get certificate of electrical supervisor? What ia requirements. For it?
how braking & making capacity of circuit breaker are calculated?
