Motor control cabinet is an electrical equipment specifically designed to control the operation of motors.
1、 The function of the motor control cabinet
The main function is to control the starting, stopping, turning, and speed operations of the motor. At the same time, the motor control cabinet can also achieve protection for the motor, avoiding abnormal situations such as overcurrent, overvoltage, undervoltage, or short circuit that may cause motor damage.
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2、 Structure of motor control cabinet
The motor control cabinet consists of two parts: control circuit and power circuit. Among them, the control circuit mainly includes components such as controllers, contactors, relays, buttons, indicator lights, etc. These components can achieve functions such as starting, stopping, turning, and speed control of the motor. The power circuit mainly serves to supply power to the control circuit, including circuit breakers, wiring terminals, power relays, etc.
3、 Frequently asked questions
Why does the motor control cabinet need protection?
The motor control cabinet needs protection because the motor may be damaged during operation due to false signals, motor coil short circuits, external environmental interference, and other factors. By adding protective components on the motor control cabinet, such as current protectors, temperature protectors, overload protectors, etc., the occurrence of the above problems can be effectively avoided.
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