Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / ahmed arafa _bapetco
Anti-pumping relay is used to avoid closing of the circuit
breaker when there is afaulty case , so the closing coil of
the circuit breaker can not be energised until the path is
healthy and the trip is not exist
| Is This Answer Correct ? | 15 Yes | 4 No |
Post New Answer View All Answers
How many types of protection relays are there based on the characteristic?
How to decide CT & PT ratings for a given transmission line carrying some rated voltage?
Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?
why cable i burning without tripping. how can protect led street lights
What is the comparison of PILC and XLPE cable
what a function diesel generetaor turbo charger & turbo charger is more heated explain reason ?
How the frame size of a flange mounted AC induction motor is calculated?
define hysteresis loss, eddy current loss and windage loss
How CFL &T5 tube light glows?
What is bridge rectifier and explain with details
In the N-series schneider reclosers. What is the difference between current during fault time and current at tripping? This appears in the Event log in an event of a trip out.
what is residuel magnetism. and how order lead acid batteries for 24 volt. emergency lighting system.
which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?
What is signal flow graph?
hi can anyone pls tell me the eee interview core questions asked in l&t
