AC Fan - 115V, 230V 254 x 89mm (10.0" x 3.5") OA2543 Series - All Metal Frame Impeller Operating Temperature Ball Bearing -30C ~ +80C (non-condensing) Storage Temp -40C ~ +100C Diecast Aluminum Metal Alloy Connection 2x Lead Wires 18 AWG or terminals Motor AC Capacitor Induction, thermally protected Bearing System Dual ball bearing Life Expectancy Ball Bearing 50,000 hours (L10 at 55C) Environmental Protection IP56 Insulation Resistance >100M ohm between leadwire and frame (500VDC) Weight: ~ 4.7 lbs Dielectric Strength 1 min at 1500 VAC, 50/60Hz m0 Model Number Speed (RPM) Airflow (CFM) Noise (dB) Volts AC Voltage Range Watts OA2543AN-11-1 * 1856 2800 3300 800 930 67 115 100~120 670 615 95 105 56 115 100~120 400 450 49 115 100~120 67 230 200~240 670 615 53 230 200~240 400 450 48 230 200~240 OA2543AN-11-2 * 1856 2300 2250 OA2543AN-11-3 * 1856 1500 1700 OA2543AN-22-1 * 1856 2800 3300 OA2543AN-22-2 * 1856 2300 2250 OA2543AN-22-3 * 1856 1500 1700 800 930 80 95 32 40 95 105 80 95 32 40 Max. Static Pressure ("H2O) Curves 0.96 1.07 2 (50Hz) 1 (60Hz) 0.22 0.28 6 (50Hz) 5 (60Hz) 0.25 0.20 4 (50Hz) 3 (60Hz) 0.96 1.07 2 (50Hz) 1 (60Hz) 0.22 0.28 6 (50Hz) 5 (60Hz) 0.25 0.20 4 (50Hz) 3 (60Hz) * Indicate "TB" for terminal type or "WB" for lead wires Knight Electronics, Inc. 10557 Metric Drive Dallas, Texas 75243 214-340-0265 Orion Fans RoHS Compliant 39 Information and data is subject to change without prior notification.