Industrial Fan Motor Gets Hot

Don t judge the temperature of the motor just by feeling the outside surface with your hand.

Industrial fan motor gets hot.

I ve had a friend tell me to just toss it into the garbage but it s been ol. The winding limit is given by the temperature class of the insulation system. It s got a dayton lr something 1 4 horsepower motor on it. Running it to failure isn t an option and heat mitigation measures do nothing to solve the underlying problem.

Based privately held manufacturer tpi corporation continues to produce innovative industry leading products for the electric heating fan and ventilation industrial lighting commercial controls and industrial oven markets. A motor that is too small will not be able to dissipate heat quickly enough and the motor will overheat. For example if a 100 hp motor has an unbalance factor of 3 percent the motor should be derated to 0 88 or 88 percent of capacity 88 hp. I have an old 25 inch 3 blade industial fan.

Motor temperatures limits are mainly based on bearing lubricant and winding thermal capability. It s time to get down to the cause of heat induced failure. Fan motor is too hot 4 tips to reduce heat increase durability for all electric fans when used. It runs fine but after 5 minutes of use usually immediately the motor gets very hot.

For example 266 degrees f for class b and the bearing and lubricant upper limit is usually around 212 degrees f. Electrical motor issues are frequent and consistent if there s a fundamental problem with your motor. Testing the motor as part of a routine maintenance program also reduces the possibility of failure due to excessive heat. How to increase fan efficiency so as not to affect the pow.

What feels hot to you is cool for somebody else. Here s where to start looking. The frequent use of variable frequency drives vfds can result in detrimental effects to electric motors because of the condition of power in manufacturing facilities. The condenser fan motor is what runs to turn the fan blades and blow air across the condenser coil where it cools the refrigerant from a hot gas into a liquid.

For 70 years tpi corporation has been known as america s comfort conditioning company. Touch in general isn t an excellent sensor. Maintaining the condenser fan motor can help to prolong the life of the ac compressor.