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
. What is Electrical Life & Mechanical Life of Circuit Breaker? 2. What is Electrial Life & Mechanical Life of Magnetic Contactor? 3. What is RCD, RCCB & RCBO? 4. What is the Between defferance of RCD, RCCB & RCBO?
Is it required to lay 2 runs of GI wires along with armoured cables from one power DB to another Power DB?
Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com
why 1.7Uo for HV cable Hi pot test?IE standard why?
What will be the current drawn by HT motor, if low voltage is applied.. any formula to calculate the LT amps of HT motor.?
Sir 33kva 2 transformer load 900 amp calc 1800 amp mana jayega
List examples of current sources?
What are the causes for the failures of sandwich type (Al) busducts?
excitation limit of an excitor
What is the height of DA, DAL, DB, DC & DDE tower?
what is the size of cable for 15kw motor and 85 meter cable length using with vfd
Give me the calculation steps to design an electromagnet to be work in 230V 50 Hz AC Supply. Also give force that is created by that electromagnet when it gets energized.
What is an Air COmpressor
hello friends.. I have a doubt regarding the operation of dc machines.. I studied in a text book that a dc machine can be used as a generator and as a motor.. is this possible? If so,please send me the info about this topic.. you can also send your info to my mail.
There is any especial requirement for motor to drive through with VFD?