平时用于送排风(低速运转)，消防时用来排除烟气(高速运转)的双功能型风机

　　卧式、立式两种安装形式

　　广泛应用于高层建筑、地下车库、隧道等场合的消防排烟和通风换气

　　风量:3410－101389m3/h

　　全压:510－1360Pa

　　It's normally used for ventilation(work at low speed),but for smoke-extracting when for fire control (work at high speed)

　　The dual-function fan has two ways in installing:horizontal and vertical

　　Widely used for fire-protection expiration and ventilation of high-building,underground garage,and tunnel

　　Total pressure: 510-1360 Pa