whta is difference between contactor and breaker.

Answer Posted / suresh

both are circuit interupting devices. contactor is used for
interupting low currents and breaker is used to interrupt
high currents.

Is This Answer Correct ?    3 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

we are small scale industry in production of rice & rice bran. Pls let me know how to take contract demand for our industry.. (for information we have total 600.hp)

3473


A cotter joint is generally used to transmit

802


how to measure earth resistance of a substation

2745


How to calculate the sag on transmission Lines.

2424


1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?

1674






are there rmu for 3 transformer?

1428


typically in power distribution substation. 1- Any idea how would be the graph of capacitor bank consumption verses time through the day . 2- How is the switching ( on and off ) of the capacitor bank, per need?

1299


Is phenomenon of resonance is harmfull fr the machine? if not or if yes please explain it?

1452


can anyone send me some sample question regarding power grid corp

1799


how dia of wire and angles are calculated for overhead shielding wire to protect substation equipment from lightening strokes???

1576


What is PQA???Applications........

1895


Explain bypass capacitor?

654


what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?

2391


how to calculate earth fault relay current and CBCT ratio

7790


What is the formula of frequency ?

968