Do you know the faults occurs generally in motors and how
to rectify them?
Answer Posted / kannan
1. Over load tripping - Reset OL relay.
2. Ball bearing failure - To be identify by heavy noice and
offton tripping & Over heat - Change bearing.
3.Monthly once clean the body of the motor. cooling will be
better.
4. Winding problem. - Check by megger of multi meter.
Rewinding to be done.
5. Over load relay itself problem some times.
| Is This Answer Correct ? | 4 Yes | 1 No |
Post New Answer View All Answers
What is step signal?
what are inductive and capacitive voltage transformers.what are their applications
What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?
Explain The Application Of Storage Batteries?
Dear Respected sir how to test ABB REX521 protection relay by relay tester.
What is Faraday's law
What is a differential amplifier? Also, explain cmrr.
how do prepare ongc exam.how is it question model.i am electrical. which part covering in electrical.tell me
How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?
what are the main applications of transistor in non-linear region?
Define pole pitch?
how dose servo motor works
Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.
What is pole of the system?
what is the diference between the 4pole & 6pole DC Motors & what is advantage 6pole over the 4pole ?