why contactors are used ...? is contactors and relays are
same ...?
Answer Posted / sudarshan patwal
Relay current rating is max. 5A But Condactor current
rating is more than 5A.
Relay has one comman, 1NO & 1NC (Means comman is same for
NO & NC) which Condactor has seperate comman+NO & comman+NC.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
application s to shunt coil
Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?
Starting times for soft starter & power factor is thier any standard or datas available in manufactures list. Kindly suggest.
whate is the meaning of balance/unbalance,in stabilizers type
Should power factor be low or high?
Can a generator runs after getting 1st stator earth fault.
What is zero of the system?
can we use trip light with bus coupler?
HOW CAN I GET 5CORE HO7 CABLE SIZE IF I HAVE 1800A?
Difference between transition and diffusion capacitance
is it possible to say motor horsepower number without seeing name plate(when name plate damaged)
Which type of motor is used in trains, what is the rating of supply used explain working principal?
What is notching in dc machine?
what's the difference between 'shaft power demand' and 'BHP' , when we consider electrical load list.
can some one clearly explain why -48 volt DC use in telecom site????