Answer Posted / rvg
Relays are electro-mechanical switches, and it needs some
power either AC/DC to operate the activation coil.
As soon as the coil gets magnetised, the contact attached
will make/break.
| Is This Answer Correct ? | 13 Yes | 0 No |
Post New Answer View All Answers
WHAT IS DEAD END IN PROTECTION?
when ID fan will immediately stop through VFD what exactly cause and problem the ID fan
some basic standard questions on transformer.
What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?
How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?
1))why we run three phase or three different circuit from a single conduit 2)) why not two circuit of different phase run in same conduit?? and why we run same three cicuit of same phae run in single conduit??
What is the function of a neutral reactor.
how to extend relay operating timing in 24V dc relay card (without using Timer )
Make a list observation on Transformer?
my diploma certificate in my higher education college
What is the real function of reverse power relay in generator panel while syncronising?
description with working of all parts of a Diesel generator???????
dg started in plc mode and load taken later one battery terminal connection will be disconnected by loose connection what will happen for dg and shall we connect battery terminals while dg in load time?
what are your career plans upon completion of the programme and the relevance of recity generation to your professional development?
Can any one give an explanation about rating factors of cable? if we are laying the cable on the air with an temp 15 degree then rating factors will be 1.15 and if we are laying the cable on the air an temp 60 degree then rating factor will be 0.76 please describe it and what is the difference between rating factor and derating factor?