SPECIFICATIONS Model Number: Part Number: SD48B2 19032003A December 15, 2000 Mechanical Drawing: Motor: Nominal Voltage Operating Voltage Range Nominal Running Current Locked Rotor Current Running Power Average Speed Bearings Airflow Acoustic Additional Features: = 48 Vdc = 24 - 56 Vdc = 0.065 Amps = 0.250 Amps = 3.1 Watts = 3500 RPM = Ball = 35 CFM = 47.6 dBA Brushless DC Motor Automatic Restart Capability Electronic Locked Rotor Protection Polarity Protected Operating Temperature: -10C to +70C Storage Temperature: -40C to +85C Termination: Two terminals Construction: Agency Approvals: Venturi: One Piece Die-Cast Zinc Alloy, Black Propeller: Polypropylene, Black, UL 94V-0 UL, CE Life Expectancy: This fan is designed for continuous duty life of 83,000 hours at 40C