Roof Units Speed Controller

Roof centrifugal smoke extraction fans.

Roof units speed controller. Axial smoke extraction fans. Add on variable speed controls for roof top units. Sp5001 suitable for a maximum full load of 1 7 amp. The roof units sp range of electronic fan speed controllers manufactured by vent axia.

This means that every time anyone of these rtus comes on a mild spring day or the full heat of summer all that it knows is one speed full blast. Domestic fan control unit speed controllers temperature regulators electric triac temperature controllers sensors transformers differential pressure switch thermostats electric. 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. All models use highly efficient belt drive indoor fan systems with variable frequency drive vfd controller.

The us department of energy doe with data from ahri informs us that 60 of commercial floor space in the us is heated and cooled by one speed roof top units rtus. Maximum current rating 5 0 amps downloads catalogue pages. Exhaustively tested under the most adverse conditions and incorporating the most advanced materials and construction methods they offer the ultimate solution to cost effective and reliable fan speed control. Our site uses cookies to personalise content improve your experience analyse visitors to the website and for advertising purposes.

Electric heat units utilize single point wiring connection. Exhaustively tested under the most adverse conditions and incorporating the most advanced materials and construction methods they offer the ultimate solution to cost effective and reliable fan speed control. A speed controller without a mounting junction box a speed controller completed with a. From the sleek new and radically changed shape of the enclosures to the state of the art interiors these regulators represent the culmination of control technology.

Single phase electronic voltage control to provide stepless speed control to single phase fans complete with neon indicator light. Single phase electronic variable stepless speed control with min max preset facility with min max preset facilitycompact and easy to install sp type includes on off switch with neon indicator ip40 ratedthe controller is suitable for surface mounting onlythe controller complies with the following. If adjustment is necessary ensure control knob is set to minimum speed and then open the front cover to access the adjustment potentiometer labelled vr2 min. Includes on off reset switch as standard.

3 to 5 ton units are also available with direct drive multi speed ecm indoor motors. Ensure control knob is set to maximum speed and. The minimum speed is preset and does not normally need adjusting. 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.