Features Simple Operation: User-friendly man-machine interaction and ergonomic design enable easy and clear operation, including one-key start and stop function for added convenience. Efficient Heat Dissipation: Equipped with a powerful cooling fan, the inverter ensures rapid heat dissipation, supported by a large silent fan and fine craftsmanship for optimal cooling performance. Superior Configuration: Features a high-speed microprocessor, newly designed main control board, and high-quality components, ensuring stability, durability, and an extended service life. Comprehensive Motor Protection: Offers 9 layers of protection, including overload, overheat, overvoltage, undervoltage, overcurrent, phase loss, grounding, short circuit, and stall protection, safeguarding the motor from various potential risks. Versatile Application: Optimized with built-in PID algorithm and precise torsion vector control, making it suitable for a wide range of applications such as constant pressure water supply, wind pressure, and constant pressure control. Specification: Item Type: Frequency Converter Material: ABS Model: SKI70-0D75G-4 Power (Output): 0.75KW Input: AC 3PH 380V±15% 3.4A 47Hz-63Hz Output: AC 3PH 0V-380V 2.1A 0Hz-400Hz Package List: 1 x Frequency Converter 1 x Instruction Note: Please install and use under professional guidance, pay attention to electricity safety, safety protection Package List 1 x Frequency Converter 1 x Instruction