OD4028-05H

77282 2009_fan_cat sec 2:Layout 1 7/28/09 11:12 AM Page 32 OD4028 Series DC Fan - 5, 12, 24V 40x28mm (1.58”x 1.10”) Frame & Impeller Connection Motor Bearing System PBT, UL94V-O plastic 2x Lead wires 26AWG Brushless DC, auto restart, impedance and polarity protected Ball bearing or Sleeve 10M ohm between leadwire and frame (500VDC) 1 second at 500 VAC, max leakage - 500 MicroAmp -30C ~ +90C Tachometer (FG) Alarm (RD) PWM (Pulse Width Modulated speed control) Thermistor (Thermal Speed Control) Life Expectancy (L10) Ball - 60,000 hrs (45C) Sleeve - 30,000 hrs (45C) Operating Temperature Ball: -20 ~ 80C Sleeve: -10 ~ 50C Available Options: Insulation Resistance Dielectric Strength Storage Temperature m4 (5V not shown) Model Number OD4028-05H * OD4028-05L * OD4028-12L * OD4028-24L * OD4028-12H * OD4028-24H * Speed (RPM) 7500 6500 5000 8800 8000 5000 8800 8000 5000 Airflow (CFM) 10 9 7 7 7 12 11 12 11 Noise (dB) 32 29 25 37 35 25 37 35 25 Volts DC 5 5 12 12 12 24 24 24 5 Voltage Range (VDC) 4~7 4~7 7~14 7~14 10~27 10~27 10~27 7~14 4~7 Amps 0.35 0.30 0.22 0.20 0.18 0.12 0.16 0.12 0.09 Max. Static Pressure (“H2O) 0.24 0.17 0.10 0.32 0.25 0.10 0.32 0.25 0.10 OD4028-05M * OD4028-12M * OD4028-24M * * Indicate “B” for ball bearing or “S” for sleeve bearing Knight Electronics, Inc. 10557 Metric Drive Dallas, Texas 75243 214-340-0265 RoHS Compliant 32 Information and data is subject to change without prior notification. Orion Fans