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                                  • Giá bitcoinhọc tiếng Trung onlineyoga Viet Nam
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                                    电动防火阀

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                                    电动防火阀

                                    产品描述:电动防火阀安装在通风、空气调节系统的送、回风管道上,平时呈开启状态,火灾时当管道内烟气温度达到70度时关闭,并在一定时间内能满足漏烟量和耐火完整性要求,起隔烟阻火的作用。...
                                    服务热线:
                                    一、电动防火阀材质
                                           碳素钢,镀锌板

                                    二、
                                    电动防火阀特点
                                      1、漏风量低,气密性能好。
                                      2、电动开启消耗电流小。
                                      3、防腐性能强,使用寿命长。
                                      4、执行机构驱动灵活。反馈、联锁信号准确。

                                    三、
                                    电动防火阀作用
                                      安装在通风、空气调节系统的送、回风管道上,平时呈开启状态,火灾时当管道内烟气温度达到70度时关闭,并在一定时间内能满足漏烟量和耐火完整性要求,起隔烟阻火的作用。

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