- 5-Step Speed Control for Accurate Fan Regulation – Integrated rotary switch allows simple selection of preset frequency levels (0Hz, 10Hz, 20Hz, 30Hz, 40Hz, and 50Hz) for reliable fan speed adjustment.
- Designed for 3-Phase Fan Motors – Optimized for controlling a single frequency-converter compatible fan motor with suitable insulation system and bearings such as IE2 motors.
- Motor Protection Compatibility – Supports connection of thermostats (TB) or thermistors (TP) to provide additional motor protection and safe system operation.
- Industrial-Grade Electrical Protection – Built to comply with interference emission EN 61000-6-3 and interference immunity EN 61000-6-2 standards for stable performance in professional installations.
- Durable IP54 Enclosure – Strong housing protects internal electronics from dust and splashing water, making it suitable for technical rooms, plant areas, and ventilation control panels.
The FRQ5-10A+LED V2 is a reliable 3-phase fan speed controller designed for precise and efficient control of compatible fan motors using an integrated 5-step frequency switch. Engineered for professional ventilation systems, this controller allows users to adjust motor speed in fixed steps from 0Hz to 50Hz, ensuring optimal airflow performance and energy efficiency. The unit supports motor protection through thermostat or thermistor connections and features interference protection compliant with EN 61000-6-2 and EN 61000-6-3 standards. Built with a durable IP54 enclosure for dependable operation in demanding environments, it is suitable for frequency-converter compatible motors with appropriate insulation systems and bearings such as IE2. This controller is designed for single motor operation and provides stable performance in industrial and commercial ventilation applications.
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