Key benefits - Fast-stop response with wide speed range for precise motor control and quick shutdown when needed - Built-in protection functions to guard equipment, including under-, over-, over-current, and over-heat protection - Flexible control options through external controllers via 0-5V/0-10V analog input and 0-20mA current input - Multi-function relay outputs and related functions including a pressure watersupply function for integrated automation - Immediate protection in short-circuit conditions and a versatile output frequency range up to 0-400 Hz Core features - Quick-stop and high/low speed capability for responsive motor operation - Internal protection functions: under-, over-, over-current, over-heat, etc. - External control compatibility for speed regulation through analog and current signaling - Multi-function relay transmission with additional functional capabilities including pressure watersupply function - Short-circuit protection that stops operation immediately - Maximum output frequency selectable from 0 to 400 Hz Control and compatibility - Compatible with external controllers to realize speed regulation control via 0-5V or 0-10V analog input - Compatible with 0-20 mA current signal input for speed commands - Designed to integrate with standard automation and control systems that provide analog or current-based speed references Protection and safety - Internal protection functions include under-, over-, over-current, and over-heat protections to enhance reliability and reduce downtime - Immediate stop in the event of a short circuit for enhanced safety and equipment protection Performance specifications - Maximum output frequency: 0-400 Hz - Control inputs: 0-5V/0-10V analog input; 0-20 mA current input - Outputs: multi-function relay transmission with related functions, including pressure watersupply function - Protection: under-, over-, over-current, over-heat, and other built-in protections Use scenarios - Scenario 1: Packaging line conveyor - Use external controller to vary conveyor speed with 0-5V/0-10V or 0-20 mA control signals - Benefit from fast stop, smooth starts, and reliable motor protection in a high-demand line - Scenario 2: Water pump or pump-driven system - Integrate with PLCs or automation systems to regulate pump speed via analog or current input - Rely on immediate short-circuit protection and over-heat protection to prevent damage during fault conditions - Scenario 3: Industrial fans or blowers in HVAC or processing facilities - Use 0-400 Hz range for wide-speed operation and energy-efficient control - Leverage multi-function relay outputs for signaling and interfacing with other equipment in automated plants Notes - All specifications and functions are presented to remain consistent with the original product capabilities, without adding or omitting operational details - Descriptive phrasing focuses on practical benefits, compatibility, reliability, and real-world applications while maintaining a professional and trustworthy tone