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What is the reason why an electric actuator gets hot as soon as it starts working?

2015-06-04View Original

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Some electric actuators are normally at normal temperature in the field; why do they get very hot once they start working? I’m not sure whether it’s a problem with the electric actuator itself or related to on-site operation and installation
Reply #22015-06-04
Is it extremely hot? Normally, electric tools get a bit warm when in use! ! !
Reply #32015-06-04
Generally, the reason why an electric actuator gets hot is excessive torque, with the motor operating under overload. When the electric actuator is set to manual mode, if it feels very tight when turned…
Reply #42015-06-04
Electric motors generate heat as part of their normal operation; if they overheat, it may be due to the following reasons: 1. The torque of the electric actuator is too low, causing it to operate at its critical limit; 2. Many manufacturers, in order to reduce costs, use small valves with large heads, which results in a long time per operation and high motor load ; 3. The electric actuator is overloaded, or there is a problem with the temperature protection module; as a result, the torque exceeds the designed value when it fails to operate properly.
Reply #52015-07-28
①Problems with the actuator itself, possibly related to the motor’s installation or quality. ② The torque setting for the actuator is too low; generally, actuators have protection mechanisms against overload. ③ The motors in actuators are designed for short-term operation, and running them for too long can also cause excessive heating. ④ Excessive resistance due to a clogged valve can also be a factor; these issues can all be ruled out one by one
Reply #62015-07-28
Agree with the opinion above! ! ! ! ! ! ! ! ! ! ! ! !

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