941 Series Ceiling Heater
The heating equipment shall include an electric automatic 941H Series fan-forced air heater suitable for small area heating as manufactured by Heatrex. Heaters shall be cETLus Listed. The heater shall be designed for surface or recessed ceiling mounting. For surface mounting, a Heatrex FIF-ASM surface mounting frame shall be used.
- Dual voltage and wattage
- Built-in power on/off switch
- Thermal cutout to shut off heater in case of overheating
- Easy installation with a three-piece design
- Automatic fan delay eliminates cold drafts on start-up and discharges residual heat from the heater body during shut down
- Recessed or surface installation options available
- Remote wall thermostat required
Approvals
Standard Features
BACK BOX: The back box shall be designed for duty as a recessed rough-in box in either masonry or frame construction, and also when mounting directly to the surface of the finished ceiling in surface mounting installations. The back box shall be 20-gauge galvanized steel and shall contain knockouts through which field wiring leads are brought.
INNER FRAME ASSEMBLY: The inner frame assembly shall consist of a 20-gauge steel chassis on which are mounted the heating element, fan motor and blade, fan control and thermal cutout. The inner frame assembly shall be completely pre-wired.
HEATING ELEMENT: The heating element shall be warrantied for five years and shall be of non-glowing design consisting of a special resistance wire, enclosed in a steel sheath to which steel plate fins are brazed. The element shall cover the entire air discharge area to ensure uniform heating of all discharge air.
MOTOR AND CONTROLS: The fan motor shall be impedance protected, permanently lubricated and with totally enclosed rotor. Fan control shall be bi-metallic, snap-action type and shall activate fan after heating element reaches operating temperature, and continue to operate the fan after the thermostat is satisfied and until all heated air has been discharged. Thermal cutout shall be bi-metallic, snap-action type designed to shut off heater in the event of overheating and reactivate the heater when temperatures return to normal.
DISCONNECT SWITCH: A factory installed double-pole single throw disconnect switch shall be provided for positive disconnect of power supply. It will be completely concealed behind the front cover.
FRONT COVER: The louvered front cover shall be of commercial grade steel finished in White baked enamel. It will attach to the fan deck via snaps in the plastic trim pieces and shall have no exposed screw heads.
FINISH: All sheet metal parts, except the front cover and galvanized back box, shall be phosphatized, then completely painted by a baked enamel painting process.
Technical Specifications
- Temp Range: 45°–95°F
- CFM: 65
- Grille Gauge: 20
Applications
- Basements
- Offices & Lobbies
- Converted Attics
- Bathrooms
- Workshops
- Hallways & Common Areas
