SPECIFICATIONS Model Number: Part Number: SPD24B1 19032183A SPEC NUMBER: 26013955A00 April 7, 2005 Mechanical Drawing: Specifications: Nominal Voltage Operating Voltage Range Nominal Running Current Locked Rotor Current Running Power Average Speed Bearings Air Flow Acoustic Features: = 24 vdc = 12 - 28 vdc = 1.250 amps = 2.000 amps = 30.0 watts = 2500 rpm = Ball = 60 CFM = 57.0 dBA Construction: Backplate: Die-Cast Zinc Alloy Housing & Propeller: Plastic, Black, UL 94V-0 Life Expectancy: This fan is designed for continuous duty life of 62,000 hours at 50C. Polarity Protected Brushless DC Motor Design Electronic Locked Rotor Protection Automatic Restart Capability Operating Temperature: -10C to 70C Storage Temperature: -40C to 85C Termination: 12" Lead wires, 22 AWG, UL 1061 Fan power - Red Fan ground - Black Agency Approvals: UL