风机概述边墙风机采用***的前掠型叶片、低噪音的外转子或内转子风机专用电机直联传动，方形外壳设计可以方便地安装在混凝土墙、砖墙或轻钢压型的墙板上，方形防雨罩结构牢固，外形美观。具有噪声低、风量大、运行可靠、性能参数范围广、安装简便等特点，广泛应用于厂矿企业车间和民用、商用建筑工程的边墙壁式通风换气。根据输送介质的要求，可制成防腐、防爆型。性能参数产品型号风量m3/h静压Pa电压V频率Hz功率W电流A转速rpm电容μFDWEX-250D417005038050600.151420—DWEX-250E415005022050600.2513502DWEX-300D418005038050800.201400—DWEX-300E416005022050800.3713803DWEX-350D4280050380501250.351380—DWEX-350E4220050220501250.5313604DWEX-400D4380045380501800.401400—DWEX-400E4360050220501800.814006DWEX-450D4650050380500.370.731350—DWEX-450E4630050220502501.1513608DWEX-500D4780050380503700.71350—DWEX-500E4760050220503701.75120012DWEX-550D4930050380505501.21300—DWEX-550E4830050220505502.1118010DWEX-600D412500100380507501.61380—DWEX-650D4165001003805019003.51350—DWEX-700D613000503805010002.3920—DWEX-750D616200503805012003.2910—DWEX-800D623000753805014003.4940—DWEX-900D625000753805016003.2940—外形尺寸产品型号AL1L2B产品型号侧墙开洞尺寸mm（正方形）DWEX-300D4/E4370200325340DWEX-300D4/E4390×390DWEX-350D4/E4420240360390DWEX-350D4/E4440×440DWEX-400D4/E4470260400440DWEX-400D4/E4490×490DWEX-450D4/E4520260430490DWEX-450D4/E4540×540DWEX-550D4/E4620280495590DWEX-550D4/E4640×640DWEX-600D4765400590735DWEX-600D4790×790DWEX-650D4810450615780DWEX-650D4835×835DWEX-700D6855460635825DWEX-700D6880×880DWEX-800D6972500705945DWEX-800D61000×1000DWEX-900D610755007551045DWEX-900D61100×1100特点电机直联驱动，无易损件，免维护。免润滑型外转子电机性能稳定可靠，减少了传动损失，降低了机器重量。由于电机直接置于气流之内，保证散热良好，延长了电机寿命。该风机是厂矿企业车间和民用、商用建筑工程边墙壁式通风换气的专用风机。根据输送介质的要求，可制成防腐、防爆型。WEX风机一般用于边墙壁式排风，配设45°防雨罩(或特殊制造成60°)和防虫网(夜间可防止昆虫循灯光飞入车间)。可按需要制成边墙送风机型号为WSP(WSP)，配设90°防雨罩(防风、雨、尘)和防虫网(夜间可防止昆虫循灯光飞入车间)。附件选配：重力式止回风阀(可确保车间在风机不开时保持与室外隔绝)，订货时注明。)