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TVSS5
electronic three phase fan speed controller
The TVSS5 automatically controls the speed of three phase (3 x 400 VAC/50 Hz) voltage controllable electric motors with a 0-10 VDC or 0-20 mA control signal. This makes it possible to control these motors automatically with an external PD-controller, remote with a potentiometer or a microprocessor with analog output. There is also a connection for a remote start/stop switch. The working principle of this product series is based on the so-called zero crossing detection. An optotriac combined with a microprocessor ensures flawless and accurate control.
There are two working modes, internally selectable by switch. With kickstart the motor will always start or restart at max.