SPECIFICATIONS Model Number: Part Number: SPEC Number: MC24B3NDN 040433 26008994A Rev:03 Feb 15, 2011 Mechanical Drawing: Additional Features: Motor: Nominal Voltage Operating Voltage Range Nominal Running Current Locked Rotor Current Running Power Average Speed Bearings Air Flow Acoustic = 24 vdc = 12- 28 vdc = 0.230 amps = 0.830 amps = 5.5 watts =3700 RPM = Ball = 102 cfm = 47.8 dBA Construction: Venturi: Plastic, Black, UL 94V-0 Propeller: Plastic, Black, UL 94V-0 Life Expectancy: This fan is designed for continuous duty life of 78,000 hours at 40C. Agency Approvals: UL Brushless DC Motor Polarity Protected. Locked Rotor Protection. Automatic Restart Capability Operating Temperature: Storage Temperature: -10C to 70C -40C to 85C Fan Performance Sensor (FPS) Output Ic Vce Isolated Logic Level Delay Latch Trip point Open Collector 20 mA max 28 vdc max No Low on Pass, High on Fail 10 +/-4 seconds None 1900+/-300 RPM Termination: 36" Lead wires, 22 AWG, M22759/11 Red - Power (+) Black - Return (-) Blue - FPS