Description

CONTACT CUSTOMER SERVICE FOR PRICE AND LEAD TIME. (234)855-8883

!!! INSURE THE APPLICATION TESTS FOR THE CORRECT VOLTAGE, CYCLE, AND PHASE BEFORE PURCHASING !!!

Three phase applications available as well

36AUB Upblast Roof Fan Cast Aluminum Propeller Belt Drive

AUB36

REPLACEMENT MOTOR SINGLE PHASE 115 VOLT: Please email or call for pricing

REPLACEMENT MOTOR THREE PHASE: Please email or call for pricing

REPLACEMENT BEARINGS: Please email of call for pricing

REPLACEMENT SHAFT: Please call or email for pricing

REPLACEMENT BLADE: Please email or call for pricing

REPLACEMENT TOPCAP/LID: Please email or call for pricing

CONTACT CUSTOMER SERVICE FOR PRICE AND LEAD TIME. (234)855-8883

AUB

Upblast Roof Fan
Cast Aluminum Propeller
Belt Drive

• AUB is standard units that utilize the COOK “A Series” cast aluminum airfoil propeller.
• AUB is a belt drive unit available in 5 sizes from 24 to 48 inches. Performance ranges from 4,000 to 35,000 CFM with static pressures from 0 to .250 inches.

Description: The fan shall be a belt driven upblast propeller roof fan.

Certifications: Fan shall be manufactured at an ISO 9001 certified facility. Fan shall be listed by Underwriters Laboratories (UL 705) and UL listed for Canada (cUL 705). Fan shall bear the AMCA certified ratings seal for air performance.

Construction: The fan shall be of bolted and welded construction utilizing corrosion resistant fasteners. The bearings and drives shall be mounted on a minimum 10 gauge welded steel power assembly. The motor shall be mounted to a minimum 14 gauge steel motor base welded to the outside of the minimum 14 gauge welded steel fan housing. Minimum 10 gauge adjustable motor plate shall utilize threaded studs for positive belt tensioning. The motor shall be protected by a minimum 16 gauge weather cover. The fan housing shall be continuously welded to a fan base with integral spun venturi and continuously welded curb cap corners. Fan shall have hinged butterfly discharge dampers of aluminum or steel construction with a rain gutter to prevent rain infiltration. The damper assembly shall be protected by a continuously welded steel windband of minimum 18 gauge steel with minimum one inch flanges for maximum strength and rigidity. Unit shall bear an engraved aluminum nameplate. Nameplate shall indicate design CFM, static pressure, and maximum fan RPM. Unit shall be shipped in ISTA certified transit tested packaging.

Coating: All steel fan components shall be Lorenized™ with an electrostatically applied, baked polyester powder coating. Each component shall be subject to a five stage environmentally friendly wash system, followed by a minimum 2 mil thick baked powder finish. Paint must exceed 1,000 hour salt spray under ASTM B117 test method.

Propeller: Propeller shall be cast aluminum airfoil design with cast aluminum hub. The blade pitch shall be factory set and locked using set screws and roll pin. The hub shall be keyed and locked to the shaft utilizing two set screws or a taper lock bushing. Propeller shall be balanced in accordance with AMCA Standard 204-05, Balance Quality and Vibration Levels for Fans.

Motors: Motor shall be Nema design B with class B insulation rated for continuous duty and furnished at the specified voltage, phase and enclosure.

Bearings: Bearings shall be designed and tested specifically for use in air handling applications. Construction shall be heavy duty regreasable ball type in a cast iron housing selected for a minimum L50 life in excess of 200,000 hours at maximum cataloged operating speed.

Belts and Drives: Belts shall be oil and heat resistant, static conducting. Drives shall be precision machined cast iron type, keyed and securely attached to the wheel and motor shafts. Drives shall be sized for 150% of the installed motor horsepower. The variable pitch motor drive must be factory set to the specified fan RPM.

LOREN COOK COMPANY certifies that the AUB shown herein are licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and comply with the requirements of the AMCA Certified Ratings Program.

Type AUB is furnished standard with UL 705 and CUL 705 listing (Power Ventilator/ZACT) when furnished with factory supplied motor.