dc axial fans series 600 nu 60 x 60 x 25 mm highlights: C motor protection against reverse polarity and locking. C air exhaust over struts C connection via 310 mm strands awg 22, tr 64, bared and tin-plated C ingress protection rating of ip68 material: housing: fiberglass-reinforced pbt composite impeller: fiberglass-reinforced pa composite direction of rotation: clockwise, seen on rotor nominal data air fow nominal voltage voltage range sound pressure level sound power level ball bearings power input speed temperature range mass ingress protection rating ul approval curves type cfm vdc vdc db(a) bel(a) watts rpm o c g 612 nhu-181 25.3 12 8...15 37 5.3 yes 1.8 5600 -20...70 66 ip68 yes 1 614 nhu 25.3 24 18...26 37 5.3 yes 2.1 5600 -20...70 66 ip68 yes 1 614 nhhu-286 33.0 24 18...26 41 5.7 yes 2.9 6850 -20...70 66 ip68 yes 2 0 . 0 0 0 . 0 5 0 . 1 0 0 . 1 5 0 . 2 0 0 . 2 5 0 . 3 0 0 . 3 5 0 . 4 0 0 . 4 5 0 . 5 0 0 . 5 5 0 5 1 0 1 5 2 0 2 5 3 0 3 5 p [i n . h 2 o ] [c f m] 1 2 5 ip 68 ra ting curves
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