Answer Posted / mukesh vaghela
Buchholze relay is gas operating relay when internal fault occurs transformer in transformer like wdg installation damage then oil heat above level and boobles done and go up and its pressure operate buchholz relay. It is only relay which operate before fault occurs in system.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Why L.T.Cable voltage rating is 1.1kV,where as system voltage is 0.415kV?
How cmd is calculated in case of energy neters
What is critical disruptive voltage?
operation of protection relay watchdog contact?
Explain difference between stand by earth fault and residual earth fault protection?
Why should we hire you over the others waiting to be interview?
what is basic difference betmeen normal & flame proof motor??
How is efficiency of DG set calculated? At many places I found the efficiency to be mentioned in percentage. But at some other places I found kWH/ litres. I want to know how dimensionless percentage value is arrived at?
1.Can we use 6.6/11KV 300sq mm xlpe 3core cable for LT use (415 Volt). 2. If we use it for LT then what is the current rating
IF ANYONE HAVE ANY QUESTION ASK ME AT MY MAIL anmol.bhardwaj5@gmail.com
How to size Air Circuit breaker (ACB)? What is the most important factors?
can a 150 kva 3 phase 440v/230V delta-wye step down transformer can be use as step up transfoermer with connected loads at 440v side?
why ht cable end termination don't have a gland?
what is the effect of change in supply frequency on load angle of synchronous motor,all other parameters remaining same?
15hp motor wound by 0.9mm & 0.95mm magnet wire. at no load test it draw 4.2A current. Another motor with same condition draw 9.2A current. How can that occur? pls help