What is the function of earthfault relay?
Answer Posted / sethurama.
Earth fault relay is sensing the fault between phase to earth and also neutral to earth. When current flowing through earth that time it will be tripped.
| Is This Answer Correct ? | 16 Yes | 8 No |
Post New Answer View All Answers
List of equipments required foe industrial repair lab.
What are Contactors? How they works and what its highest rating?
What are the significant parts of dc generator?
can anyone tell me can the electromagnetic waves can be reflected back?if so how &by which material it can be reflected back?please tell me so that it can help to my wireless power trasnmission device.
why did youi choose this career?
How to measure size of cable on a given load
if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?
Why Water motor is not taking a load or pressure while everything is correct. (Note: Motor running properly)
why in a swquence network representation, the negetive sequence generated voltage is taken as zero?
how the B-H loop obtain under the static condition
how are reversing the direction of dc motor
What are unstable systems?
What is the voltage gain or transfer function of amplifier?
why do motors burn out? I understand why adding parallel loads to a power source means more current moves through the circuit, and can destroy circuit elements by overheating. What about when you have a vaccuum cleaner intake flush against a floor, a room fan sitting directly against a wall, or a power drill trying to drill through something too hard?
2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........