RTA-SH Series Roof Exhausters - Belt Drive

SKU#:

RTA-SH Series

Overview

RTA-SH Series Roof Exhausters - Belt Drive

RTA-SH model suitable for normal use in clean, dry air with a maximum ambient temperature of 93º C (200º F). RTA-SH is designed to exhaust smoke in the event of a fire. It is in compliance with smoke control systems requirements of 500ºF for 4 hours and 1000ºF for 15 minutes. Two spring loaded arms are released when temperatures reach above 165ºF to force open the dampers.

  • TEFC, ball bearing motor is out of air stream and is accessible from the roof.
  • Galvanized steel wind-band and rain-proof butterfly dampers.
  • Heavy duty pulleys and belts out of air stream.

High Heat Features.

  • Heavy gauge steel prop.
  • High heat cast iron pillow block bearings (out of air stream), complete with external grease fittings.
  • 500° F for 4 hours and 1000° F for 15 minutes.
  • Arms rated for snow load of 10 lbs/ft2.