Mf-Net Frelink-4f0 pages

Frelink-4f

3

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
•t High return on investment:
tt • Saves energy up to 60%
tt • Extends fan motor lifetime
•t Smooth fan operation
•t Easy to install
•t Easy to operate
•t No external filters required
•t Allowing up to 70 meters shielded power cable
•t Applicable for both new and existing
ventilation systems
Features
•t Continuous variable speed control for fans
•t Economy mode: automatic switching
directly to the energy network after
running 3 minutes at full frequency.
(50Hz or 60Hz)
•t Alarm relay contact
•t 12V dc output for direct potentiometer control
•t Built-in voltage, current and temperature
protection
•t Single-phase in / single-phase out
•t 100% override switch
•t Status read-out display
•t Manual mode: run at a set frequency

Inputs
Control signal
•t 0-10 V or 10-0 V
•t Potentiometer
Pulse input
•t direction correction of
motor turning

Adjustments

Outputs

•t

Minimum frequency

Fan motor connection

•t

Maximum frequency

12 V dc for direct
potentiometer speed control

•t

Economy mode (on/off)

Alarm relay contact