EL31TK – Fan Speed Controller – Elta This range of fan speed controllers can be used with any Fan / Motor which is single phase 240 volts and speed controllable using either 2 or 3 wire control. Stepless speed control easy adjustment of fan duty for commissioning purposes TK Versions offer means of motor protection IP42 / 51 enclosure Minimum and maximum speed pre-set facility Suitable for up to 40deg C 2 or 3 wire control Single phase 220v – 240v / 50hz
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