COOK® 120C13D Downblast Roof Exhaust Fan, 115/60/1, Spun Aluminum

COOK® Downblast Roof Exhaust Fan, Direct Drive, Spun Aluminum, Curb Mount, 1236/1531 CFM @ .25" wg, Motor Specs: 1/4 HP, 1300/1550 RPM, 115/60/1

• AC unit top cap assembly is designed to provide weather protection for the motor and drive components while maintaining easy, tool-free access for inspection and maintenance
• Standard lifting lugs, located under the top cap, provide for safe, fast and efficient lifting of the unit to a rooftop
• One-piece fan base, which includes a high-efficiency inlet venture and continuously welded curb cap corners, ensures weather tight conditions
• Spun aluminum baffle is designed to provide smooth, turbulent-free airflow
• Wheels are centrifugal type featuring non-overloading, backward inclined blades and a tapered inlet shroud
• Accurate performance is assured through compliance with the AMCA certified
• Fan shall be of bolted and welded construction utilizing corrosion-resistant fasteners
• The spun aluminum structural components shall be constructed of minimum 16 ga marine alloy aluminum, bolted to a rigid aluminum support structure
• The aluminum base shall have continuously welded curb cap corners for maximum leak protection
• The discharge baffle shall have a rolled bead for added strength, an integral conduit chase shall be provided through the curb cap and into the motor compartment to facilitate wiring connections
• The motor shall be enclosed in a weather-tight compartment, separated from the exhaust airstream
• Unit shall bear an engraved aluminum nameplate
• Wheel shall be centrifugal backward inclined, constructed of 100% aluminum, including a precision machined cast aluminum hub
• An aerodynamic aluminum inlet cone shall be provided for maximum performance and efficiency
• Motor shall be NEMA design B with class B insulation rated for continuous-duty and furnished at the specified voltage, phase and enclosure
• Motor shall be an electronically commutated motor rated for continuous-duty and furnished either with internally-mounted potentiometer speed controller or with leads for connection to 0 - 10 VDC external controller

• Catalog https://assets.unilogcorp.com/267/ITEM/DOC/COOK_120C13D_Catalog.pdf