IP68 DC axial fans RATING Series 3250 JU 92 x 92 x 38 mm 138.3 158.9 48 48 36...56 36...56 59 64 7.2 8.0 Yes Yes RPM oC g 24.3 33.6 6650 7450 -20...70 -20...70 240 240 Curves 3258 J/2HHPU 3258 J/2H3PU Watts UL Approval Bel(A) Ingress Protection Rating dB(A) Mass Sound power level VDC Temperature range Sound pressure level VDC Speed Voltage range CFM Power input Nominal voltage Type Nominal Data Ball bearings Air flow Highlights: - Motor protection against reverse polarity and locking. - Air exhaust over struts - Connection via 310 mm strands AWG 24, TR 64, bared and tin-plated - Ingress protection rating of IP68 Material: Housing: Fiberglass-reinforced PBT composite Impeller: Fiberglass-reinforced PA composite Direction of rotation: Clockwise, seen on rotor IP68 IP68 Yes Yes 1 2 [in. H2O] Curves 1.4 1.3 2 1.2 1.1 1.0 0.9 0.8 1 0.7 0.6 0.5 0.4 0.3 0.2 P 0.1 0.0 0 20 40 60 80 100 120 140 160 180 [CFM] 12