YEAR WARRANTY Single Phase Frequency Controller The Frelink-4f enables efficient single phase fan speed control based on a 0-10V input signal. The frequency drive ensures energy savings up to 60%. It extends the motor lifetime by operating it at significantly lower temperatures. Minimum and maximum frequency is adjustable. The Frelink-4f is equipped with an economy mode. The maximum output current is 3.5 Amps. Benefits • High return on investment: • Saves energy up to 60% • Extends fan motor lifetime • Smooth fan operation • Easy to install • Easy to operate • No external filters required • Allowing up to 70 meters shielded power cable • Applicable for both new and existing ventilation systems Features • Continuous variable speed control for fans • Economy mode: automatic switching directly to the energy network after running 3 minutes at full frequency. (50Hz or 60Hz) • Alarm relay contact • 12V dc output for direct potentiometer control • Built-in voltage, current and temperature protection • Single-phase in / single-phase out • 100% override switch • Status read-out display • Manual mode: run at a set frequency Inputs Control signal • 0-10 V or 10-0 V • Potentiometer Pulse input • direction correction of motor turning Minimum frequency Maximum frequency 12 V dc for direct potentiometer speed control Economy mode (on/off) Alarm relay contact

Specifications Frelink-4f Definition Controller Type Fuse F1 (power supply) Mains supply Mains frequency Output power Overload capacity Fan output voltage Fan output current Fan output frequency Output cable length Input speed control Control Input Impedance Control Input cable length Output current 12V output Optional potentiometer value Alarm relay contact Housing Weight (unpacked) Dimensions (W x H x D) Operational temperature Storage temperature Ambient relative humidity Frequency Control Energy Savings Notes Frequency controller T, size 5 x 20 mm Single-phase 60 seconds 20 seconds Function...