Roof Units Fan Speed Controller

Suitable for 2 or 3 wire control of single phase speed controllable motors.

Roof units fan speed controller.

On the other end one wire will go to the terminal block labeled neutral or line 2 and a wire going to the fan relay will control fan speed. S p reb 8 fan speed controller. Fan speed controllers non reversible the variable non reversing fan speed control is suitable for controlling the speed of fans providing that the electrical load is not less than 20 watts or more than 200 watts. When sensor cables are in close proximity and under these circumstances the shielding should be bonded at both ends.

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 earth. There may be instances where shielded cable is required e g. Roof units limited guarantee roof units will free of charge within a period of 1 year from the date of dispatch from their. The controller complies with the following eec requirements.

Identify the speed wires the remaining wires generally capped off with wire nuts are speed wires. 230v 50hz electronic single phase speed controller8 ampcompanion controller for most of the s. Fits single pattress 20mm deep. The roof units sp range of electronic fan speed controllers manufactured by vent axia.

0 10v fan speed controller efsc 0 10 119 00 the efsc 0 10 is a 240 volt fan speed controller available in either 6 0 or 10 0amp. Going to half speed cuts consumption by 7 8 the savings are remarkable. Single phase electronic variable stepless speed control with min max preset facility with min max. The controller is suitable for surface mounting only.

By continuing you agree to our use of cookies however if you would like to know how to manage the use of these cookies please see cookies and tracking. Single phase electronic variable stepless speed control with min max preset facility. Dropping fan speed by 20 cuts power consumption by over half and air flow is only cut by 20. And yes many systems are grossly oversized to cover the worst possible situations rather than the normal ones say statistically 95 2 sigma of heating and cooling days.

Maximum current rating 5 0 amps downloads catalogue pages. Our site uses cookies to personalise content improve your experience analyse visitors to the website and for advertising purposes. The unit can be controlled from a remot. Locate the identification tag for the fan motor which will be somewhere on the fan or motor block.

Between the controller and fan. Sp5001 suitable for a maximum full load of 1 7 amp. Sp type includes on off switch with neon indicator. With min max preset facility.

Includes on off reset switch as standard. Compact and easy to install.