Centrifugal Fans - Rosenberg USA

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• Steep pressure-volume-performance curve • compact and space saving design • 100% speed controllable through auto transformers • Motor protection through thermal contacts as standard Type DRAE 240-4L DRAE 240-4L DRAE 240-4L U [Volt] 1~120 1~230 1~230 f [Hz] 60 60 50 P1 Curve [kW] A A B IN [A] double inlet pfa [Pa] n -1 [min ] tR [°F] 75 74 tR [°C] C [μF] [%] DRAE 240-4L 9.45” (240) I/I A N [kg] 1.15 10.0 1320 122 50 50 - 1.6 54 01.025 21 1.15 5.00 1320 122 50 14 - 1.6 54 01.025 21 1.05 4.75 1120 122 50 14 5.0 1.8 54 01.025 21 A B 75 74 55
56 9.88” (251) Type DRAE 251-4 DRAE 251-4 DRAE 251-4 U [Volt] 1~120 1~230 1~230 f [Hz] 60 60 50 P1 Curve [kW] A A B double inlet • Steep pressure-volume-performance curve • compact and space saving design • 100% speed controllable through auto transformers • Motor protection through thermal contacts as standard IN [A] 800 pfa [Pa] 600 500 400 300 200 100 n -1 [min ] 0 200 400 600 800 1000 1200 1400 1600V[C.F.M.] 2000 0 0.00 0 500 1000 1500 2000 2500 V[m³/h] 3500 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 V[m³/s]1.00 tR [°F] tR [°C] B C [μF] [%] I/I A N [kg] 1.15 10.0 1270 140 60 60 - 1.4 54 01.025 21 1.15 5.00 1270 140 60 14 - 1.4 54 01.025 21 0.96 4.30 1170 140 60 14 5 1.8 54 01.025 21 A 76 78 DRAE 251-4 79 80 3.00 pst [in.WG] 2.00 1.50 1.00 0.50
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ROSENBERG FANS CANADA Ltd. 125 Trad
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ROSENBERG - ECOFIT - ETRI - THE AIR
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Rosenberg Reference Code Current D
Page 7 and 8: Casings Impellers Direction of rota
Page 9 and 10: Information on safety of machinery
Page 11 and 12: ECOFIT series Conditions of use Pa
Page 13: 10 High Efficiency Radial Fans with
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Centrifugal Fans - Rosenberg USA

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