Axial fans

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Effects of obstructions on the suction or exhaust side Disturbances or obstructions on the suction or pressure side reduce the air performance of the axial fan. Curve [Pa] Obstructions on the inlet side X D 1 2 3 4 5 x / D = x / D = 35 % x / D = 18 % x / D = 9 % x / D = 5 % 1 2 3 4 5 0 0 [m³/h] Obstructions on the exhaust side D X 1 2 3 4 5 x / D = x / D = 35 % x / D = 18 % x / D = 9 % x / D = 5 % [Pa] 2 5 4 3 1 0 0 [m³/h] 400
Technology AC axial S series AC axial fans General information Centrifugal fans with backward curved blades AC axial K series Operating range Middle part of air performance curve: – Maximum efficiency – Minimal noise To the right and the left of the middle part of the air performance curve: – Reduced efficiency – Increasing noise The optimum operating range of the fan is shaded in green in the curve given here. Noise / efficiency curve 0 [Pa] [%] [dB(A)] AC axial A series EC axial fans optimum operating range EC axial S series 0 [m³/h] Effects of nozzle gap dimension The centrifugal air gap between the inlet nozzle and impeller cover plate influences the air performance and efficiency of the centrifugal fan. Curve [Pa] [%] Q-motor 1 s / D = 0.4 % ESM 2 s / D = 1.0 % S 3 s / D = 1.4 % 3 2 1 EC-SYSTEMS D 0 0 3 2 1 [m³/h] Accessories 401 Contacts
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Axial fans version 07 The engineer
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General information 4 - Company pro
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AC axial S series AC axial fans Gen
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EC axial fans AC axial A series AC
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AC axial K series AC axial S series
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How to order your ebm-papst product
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AC axial fans Ø 130 - Material: Wa
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AC axial fans S series Technology A
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- Motor protection: A C Without TOP
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With guard grille for short nozzle
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AC axial fans AC axial S series AC
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M4 Square shaded-pole motors Frigo
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General information M4Q045-BD01-**,
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AC axial fans AC axial S series AC
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Temperature control module AC axial
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Interface converter RS232 - RS485 G
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Axial fans

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