dc axial fans tel: 425-222-5900 800-453-4569 www.mechatronics.com e-mail: sales@mechatronics.com fax: 425-222-5155 cooling simplified (40 x 40 x 28 mm) 1.57 x 1.57 x 1.10 inches construction: ul94v-0 pbt impeller & frame bearing option: ball bearing connection: awg 26, ul1007 lead wires frame: ribbed protection: thermal options: tachometer output or locked rotor alarm signal; pwm speed control 20 15 10 5 s tat ic pressure - mm of wa ter 30 00 .1 00 .2 00 .3 00 .4 0 25 0.50 e m h l s 0.60 0.70 35 v x u air flow (m 3 /min) md4028 series high performance 1.57 0.01 (40 0.2) 1.26 0.01 (32 0.2) 4x ? 0.13 0.01 (? 3.4 0.15) 1.10 0.01 (28 0.15) 0.12 (3) model no. rated voltage v current ma speed rpm air volume max. static pressure (h 2 0) sound noise dba weight g 12 24 m3/min. cfm mm inch md4028s 12/24 70 50 5,000 0.209 7.38 4.05 0.159 30.8 50 md4028l 12/24 100 70 6,500 0.272 9.59 6.75 0.266 33.2 50 md4028m 12/24 140 90 8,000 0.335 11.82 10.23 0.403 37.2 50 md4028h 12/24 210 120 9,200 0.384 13.57 13.53 0.533 41.0 50 MD4028E 12/24 240 140 10,300 0.430 15.19 16.96 0.670 44.0 50 md4028x 12/24 350 200 11,500 0.529 18.67 17.72 0.709 47.3 50 md4028u 12 520 - 13,000 0.598 21.11 22.64 0.906 50.0 50 md4028v 12 650 - 15,000 0.690 24.35 30.14 1.206 53.1 50 12.15.14
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