what is pilot wire? what is the use of pilot wires?

Answer Posted / ravi

Pilot wire:-

Panel heaters equipped with a pilot wire are unique in that
in addition to having two wires for voltage supply (live
and neutral), they have a third wire. This third
wire is called the pilot wire and is capable of receiving
signals from the controller, which alter the temperature
settings.

Is This Answer Correct ?    36 Yes 43 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain

1777


Why syn. Generators are used for the production of electricity?

649


ELECTRICAL DRIVES: can a motor load system with passive load torque can have equilibrium speed in second quadrant

5627


Why is tan-delta test and capacitor measurement done on alternator?

1671


What is the use of iron core in a transformer?

627






what is a composite error in current transformers, why occurs & in which it will occur i.e, either metering ct/ protection ct

1281


If a air condition consume 2.50 to 3.00 amp then how much it will consume in watts if it is running 10 hours out of 24 hours????

1436


Dear sir, By which formula u can calculate for a particular kv line there is a range of mw.

1688


hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

1464


What are the types of the glands and difference between single and double compression type of cable Glands.

1605


Why we use duplex coil and hook switch in telephone system?

4568


what is the relation between knowing of the distance between power transformer and the capacitor feeder in case of parallel operation

1446


how to select correct size of power cable for inverter duty motor

907


what & how to check the lightning arrester

1441


what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.

1863