dc axial fans series 3400 nu 92 x 92 x 25 mm highlights: C motor protection against reverse polarity and locking. C air exhaust over struts C connection via 310 mm strands awg 24, 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: counterclockwise, 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 3414 nmu-603 42.4 24 18...28 28 4.3 yes 1.4 2300 -20...70 100 ip68 yes 1 3414 nhu 55.3 24 18...26 36 5.0 yes 2.3 3000 -20...70 106 ip68 yes 2 0 . 0 0 0 . 0 5 0 . 1 0 0 . 1 5 0 . 2 0 0 1 0 2 0 3 0 4 0 5 0 6 0 p [i n . h 2 o ] [c f m] 1 2 10 ip 68 ra ting curves
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