Write the difference between OCB,VCB ?
Answer Posted / abhilash
OCB is oil circuit Breaker in which oil is used as circuit breaker and VCB is vacuum circuit breaker in which vacuum or air gap is used for circuit breaker
| Is This Answer Correct ? | 12 Yes | 1 No |
Post New Answer View All Answers
WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers
IN 1000kva transformer where the oil and winding temperature sensors is connected
what the principle of sincroscope?how it works?when it needed?
Why syn. Generators are used for the production of electricity?
What is the formula formula for Busbar sizing and what are the things to be consider for Busbar Calculation?
can anyone explain the star-delta motor control wiring ,which wire go where and how they operate?
what is the function and use of cable differential protection relay?
PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL
How is the speed of a DC shunt motor related to the armature current?
What is the formula to calculate the no load current of a single & three phase induction motor
In India the supply voltage is 230 volt A.C. During the negative half cycle phase becomes neutral and neutral become phase? or what will happen during negative half cycle? how the electrons flow during positive and negative half cycle?
Is it true online ups having bypass mode if it is true then why we called ups because it is interrupting power when goes in bypass mode
what is the setting of locked rotor in HT motor ? (answer expecting in percentage)
what will be d.g. capacity to cater together for 14hp A.C. load & 3kw lighting load
What is transient response?