6.77 ±0.02 (172 ±0.5) 2.0 ±0.01 (50.8 ±0.3) 6.38 ±0.01 (162 ±0.3) 3x Ø 0.17 ±0.01 (4.3 ±0.3) (55.5º) 30 STATIC PRESSURE - MM OF WATER DC AXIAL FANS MA1751 series .39 (10) 5.91 ±0.02 (150 ±0.5) U 25 X E 20 H M 15 L 10 5 (55.5º) .29 (7.5) .29 (7.5) 0 2.00 4.00 6.00 8.00 10.00 AIR FLOW (M3/MIN) (172 x 150 x 50.8 mm) 6.77 x 5.91 x 2.0 inches Rated Voltage V 12 24 48 RPM M³/Min. CFM MA1751L 12/24/48 1.10 0.48 0.25 2,400 5.81 205.1 Bearing option: ball bearing MA1751M 12/24/48 1.40 0.57 0.31 2,600 6.29 222.2 11.54 Connection: AWG 22, UL1007 lead wires MA1751H 12/24/48 1.80 0.77 0.38 2,850 6.89 243.6 13.86 Frame: flanged MA1751E 12/24/48 2.20 0.98 0.55 3,150 7.62 269.2 16.93 Protection: thermal MA1751X 24/48 - 1.20 0.73 3,400 8.23 290.6 MA1751U 48 - - 0.90 3,800 9.20 324.8 soft start function Construction: die-cast aluminum frame; UL94V-0 PBT impeller Options: tachometer output or locked rotor alarm signal; PWM speed control w w w.mechatronic s.com 12.15.14 E - mail: S ales @ M echatronic s.com Fa x : 425 -2 2 2- 515 5 Speed Max. Static Pressure (H2 0) Model No. Features: Current mA Tel: 425 -2 2 2- 5 9 0 0 Air Volume 800-453-4569 Sound Noise Weight INCH dbA g 0.39 54.5 760 0.46 56.6 760 0.55 58.4 760 0.67 61.0 760 19.73 0.78 63.0 760 24.64 0.98 66.2 760 MM 9.83 Cooling Simplified