4184N2XH ebm papst

4114 N/2XH DC Axial Fan 4184 N/2XH DC Axial Fan 38mm flat axial fan for DC operation with very high power/performance. Driven by an electronically commutated external rotor motor. Electronic commutation system is integrated into the motor hub. Air flow and noise level can be controlled by varying the supply voltage range. General Data Features Electronically protected against blocking Nominal voltage V DC 24 and overloading. Voltage range V DC 12...25 Electronical protection against reverse -1 Nominal speed min 4400 polarity. 3 Extremely low EMI. Max. flow rate m /h 237 Electrical connection Max. flow rate CFM 139,5 4114 N/2XH: via leads Noise free air dB(A) 59 4184 N/2XH: via 2 flat pins 2,8 x 0,5 mm and extra tacho lead Noise in optimum operating range bels 6,5 Current consumption mA 460 Power consumption W 11 Perm. ambient temperature C -30 ... +55 at max. voltage Service life (55 C) h 52 500 Patents granted or applied for. Service life (40 C) h 70 000 Fan housing / impeller Metal / PA 6.6 Bearing system Ball bearings Mass g 390 All data are average values at nominal voltage. Subject to technical change. 0 20 40 60 80 100 120 CFM 160 Pa 120 100 80 60 40 20 0 3 0 30 60 90 120 150 180 m /h 240 Volumenstrom V PAPST-MOTOREN GmbH & Co KG, Postfach 1435, D-78106 St. Georgen 4184N 2XH-Engl.DOC 10.03.03 Druckerhhung pfSensor Signal /2 U (+) U s ISource U s U s high ISink U bs t 1 t 2 R a U s low GND 1 Revolution U -U bs slow R = a I sink Output 2 pulses per revolution U 0,4...30 V DC bs U 0,4...30 V DC at I = 0 mA s high source U <= 0,4 V DC at I = 2 mA s low sink = 4 mA I sink max t / t 0,8...1,2 1 2