IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY
IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY
IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER
CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?
Answer Posted / k.prakashchandra
In case of over current and earth fault protection (relays
)scheme,the unbalanced current passes through the EFR
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Define active and passive network?
when measure the core loss of three phase distribution transformer or three phase reactor loss, one phase shown negative watt loss. why??
can u please mail me the syllabus for GET exam for damodar valley corporation?
explain with diagram how to protect transformers and substations from over current with help of CT's?
how to calculate slip ring induction motor stator and rotor currents??
Why saturation region slowly shifted in the left side?
Define damping ratio.
what are the tests comes under the type test, what tests comes under routine tests.
What Maximam Gap Taibaar & Bush
why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages?
I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA
EXPLAIN USE OF ROCKING ARRANGEMENT IN ELECTRIC HEATING?
What is gross error?
Define what is power quality meter ?
advantages & disadvantages of Lagging and leading power factor .