..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................方形百叶排气扇特点:1.噪音低、风量大、耗电少、降温效果明显,排风、送风均可,是当今室内通风降温的最佳选择。2.电机与风叶采用直连式构,运行平稳,免维护,无更换皮带的烦脑。3.外壳采用先进的自动加工工艺,精度极高,特厚镀锌层板抗腐蚀性极强。4.新型航空铝镁合金扭曲冲压成型扇叶,合理的叶型角度,可达到最大空气流量,高精度的微电脑辅助制造系统,可以使风机发挥最大效能。5.六道严格的质量检测程序:噪音检测、振动检测、转心同心性能检测、风叶动平衡检测、转速检测、整机效率检测。6.自动百叶窗拥有独特的自动开机构,无需用电,使用时自动打开,不用时自动关闭,连续多年运转都无故障,可起到防风、防尘、防雨功能。品 名型号规格空气流量功率额定电压(v)380负压风机CX-380480x480x32045000.25380/220480负压风机CX-480480x480x32055000.37380/220580负压风机CX-580580x580x32075000.55380/220680负压风机CX-680680x680x320100000.75380/220