Guide Specs

SERIES 05 INDUSTRIAL CENTRIFUGAL FAN, SINGLE WIDTH SK-880-05 NOVEMBER, 1997

The Belt drive Industrial Centrifugal Fan, Single Width, shall be manufactured by Hartzell Fan, Inc.®, Series 05, ARRG. 1, 4, 8, 9, 9M, or 10. Four wheel styles, air handling type (AH, 12" - 57"), material handling type (MH, 12" - 57"), trim handling type (TH, 12" - 57"), and paddle wheel type (PW, 12" - 57", PWR, 29" - 57") are available. Rotation, as determined by the drive side of the fan, shall be clockwise or counter-clockwise. Fan housing, for sizes 12" through 29", shall be field rotatable and the discharge shall be any of the eight AMCA standard positions. Sizes 33" through 57" shall be a fixed construction for the rotation and discharge specified. The fan shall be packaged, completely assembled and ready to install (except ARRG. 1, which is less motor and drive).

The fan housing and base shall be a heavy gauge hot rolled steel suitable for temperatures up to 300° F., and with modifications up to 800° F. (ARRG. 10 is standard at 250° F. but is suitable for temperatures up to 600° F., and ARRG. 4 maximum temperature is 200° F.). The housing and wheels have continuous welds. The wheels shall be hot rolled steel with non-clogging and self-cleaning characteristics. The wheel shall be mounted to the fan shaft with a straight bore, keyway, and setscrews. The shafts shall be ground and polished. The fan bearings shall be heavy duty, self-aligning ball or roller type (depending on fan size, motor horsepower, and performance) and are relubricatable for continuous service. They shall have a minimum L10 life of 50,000 hours. The belts shall be an oil, heat, and static resistant type oversized for continuous duty.

The fan assembly shall be dynamically balanced at the Hartzell factory prior to shipping. Fans shall be balanced in accordance with AMCA Standard 204-96, fan application category BV-3 (comparable to Grade G6.3). Fans shall be manufactured in accordance with Hartzell's standard quality assurance procedures. The fan performance shall be based on tests conducted in Hartzell's AMCA accredited laboratory and conducted in accordance with the latest revision of AMCA Standard 210 for air performance and AMCA Standard 300 for sound. Fans shall be licensed to bear the AMCA Certified Air Performance Rating Seal.