Answer Posted / sunil kanusu
no means normal open i.e initially its contacts were
open.And nc means normal close i.e initially its contacts
were closed.In control applications these very useful.if we
press 'no' its contacts closed otherwise contacts were
open.similarly if we press 'nc' its contacts open otherwise
contacts were closed.
|Is This Answer Correct ?||11 Yes||1 No|
what is the write prosidure of stringing of 8meter pcc pole.
What is rotary phase converter?
why we used dc supply for field in dg set
give single line diagram of D.G distribution form alternator to main L.T panel?
What OPGW is better than Microwave or PLCC???
How to perform a DC resistance test In Alternator and their proceduces?
When calculation of fault current and fault Kva is to be done,why always we use per unit value and why we consider the base kva?
What do you mean by dependent and independent voltage sources?
What are n circles?
a 230v transformer with step down ratio 19:1.it has 2000turns on primary and rated 25va calculate max primary current no of secondary turns volts/turn
how we can set the IDMT relay.
How I calculate the ELCB for circuit breakers?
Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m
What is different between Difnit time and instatous over current relay
What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?