what is trip circuit supervision relay? How does it work in
switchgear?
Answer Posted / huzy
This relay continuously supervise the healthiness of tripping circuit.It gives an alarm for Open / short tripping coil or tripping supply failure.
| Is This Answer Correct ? | 44 Yes | 4 No |
Post New Answer View All Answers
State uses of different types of stsrters with different capacities of motors as below: a. up to 5HP b. above 5hp to 10hp c. above 10hp to 20hp d. above 20hp
what ispositive, negative, zero sequence impedence?
On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?
In the ACB breaker capacity is 2000Amp but this each phase taken 1250 But total beldibg load is 600amp or 700amp watt is the problem
Why DG set is not installed in Terrace ??
how to find impedance , mutual indatnce in transmission lines
how to calculation increase capacitor,increase power factor for three phase.
What is inductance?
Dear sir, By which formula u can calculate for a particular kv line there is a range of mw.
Greeting to all members, How to calculate spill current when we have different ratio CT and Class for REF(Low Imp) I have 500/1A 5P20 @line side n 400/1A CL.X @ Neutral.
sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers
what is Insulation monitoring device. where it is used? (in switchgear room or control panel or in field equipment)
can we start slipring motor on star delta like we start induction motor ? if yes where will we connect ?
kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased
how we can set the IDMT relay.