400W AC 220V Forward and Reverse Motor Speed Controller Features: This motor speed controller is suitable for AC220V 50/60HZ motor. Speed adjustment is 90-1400r/min 50HZ, 90-1700r/min 60HZ Suitable for packaging, printing, food, electronics, tank equipment, medical equipment, textile and clothing industry production line speed control driving equipment for The controller uses high-quality electronics and integrated components to ensure durability. It has small size, high precision, wide speed control range and long service life. Technical data: Power supply: AC220V50/60hz Rated power: 400W Ambient temperature: - 10 ~ + 50 ; Relative humidity: 90%; Speed adjustment range: 90-1400r/min 50HZ, 90-1700r/min 60HZ Weight: 295g Wiring method: The black wire is the main wire of the motor, the red and white are the capacitor auxiliary wires, and the 2 blue wires are the speed control return wires, the green wire this is the ground wire. Package include: 1 x Speed Controller Usage method: 1. Turn off the power, connect it according to the wiring diagram and make sure the connection is correct. 2. Fix the controller and set the speed to the lowest "0" to avoid sudden large current and permanent damage when starting the power supply; 3. Then turn on the power and set the speed dial to the desired position. Please turn off the power when not needed; 4. The controller is connected to the engine. If you find the speed or is inconsistent with the requirements, adjust the tuning potentiometer on the side of the product 5. To change the driving direction of the motor, simply replace the "CCW" and "CW" jumper lines on the back of the controller. 6. Select COM and CW short connection, then the motor will rotate clockwise. 7. Select COM and CCW short connection, then the motor rotates counterclockwise. (When changing direction, do not change direction until the motor stops working completely.)