What is thermal overload relay

Answers were Sorted based on User's Feedback



What is thermal overload relay..

Answer / dharmendra mathur

If an electric motor contineous run. So motor will become
hot. So various safety devise are available for tripping an
overheated motor before it become damage or burnt from
excess heat.

Is This Answer Correct ?    10 Yes 2 No

What is thermal overload relay..

Answer / srinivasa chary

Thermal relay is used in DOL starter to protect the machine
from excessive current when it is over loded...esspecially
incase of low HP motors.

Is This Answer Correct ?    4 Yes 1 No

Post New Answer

More Electrical Engineering Interview Questions

WHAT IS THE DIFFERENCE B/W BUSHINGS AND INSULATORS? WHAT IS THE CREEPAGE DISTANCE ?

3 Answers   TCS,


How to reverse the direction of a DC motor ? By reversing the Armature wires or by reversing the field wires

2 Answers   KFC,


does the power factor of an induction motor improve upon used in parallel with a synchronous condenser , used commonly to provide a leading kva ?

1 Answers  


why we cannot protect 100% winding of an alternator by using differential protection?

0 Answers  


can we use engine degreaser for electrical motors?

0 Answers  






WHAT IS THE WINDING PROCEDURE OF ELECTRICAL MOTOR

0 Answers   GE,


what is an isolation transformer??? what is its purpose??? what happens if it is not used where it should be used?????

2 Answers  


In 6600/√3/110/√3v voltage transformer,how much output voltage in open delta transformer,after removing 1-phase of primary side on transformer?

2 Answers  


Phase control and integral control are used for?

0 Answers   NPCIL,


How to calculate electrical Induction motor heating and cooling time constant,11KV,2850,12P,SCIM

2 Answers   Bhel, Regal Beloit,


Which type of transformer is used for lighting loads?

0 Answers  


Calculate torque developed by the 3-phase, 5 H.P., 4 pole induction motor runs at 1500 rpm A 23 N-m B 21 N-m C 10 N-m D 0 N-m

0 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4452)
  • Electrical Engineering Interview Questions Electrical Engineering (16636)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)