Sprite icons

Three-phase motor controls - 400 VAC

Transformer fan speed controllers for three-phase 400 VAC voltage controllable motors. They control AC fan speed by varying the motor voltage in steps. All models have a metal enclosure. Most of them are controlled manually. The advanced fan speed controllers have a digital input, alarm output and unregulated output. The STVS4 series are controlled via their analogue input.
Download catalogue
Report an error