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西门子VVF43...系列电动调节阀技术说明：

-用于锅炉,区域供热和制冷设备,冷却塔,加热机组,和空调机组中作为控制或截止阀门.

-适用用于闭式或开式管路系统(注意避免气蚀).

技术参数：

额定压力：                                                    PN16                                      

阀门口径：                                                    N65..DN150

连接方式：                                                    法兰                                       

介质温度                                                       -20...220℃

可调比                                                         大于100                                  

额定行程                                                       40mm

阀体                                                            EN-GJS-400-18-LT                                   

盲法兰                                                                                      P265GH

阀杆，阀座，阀塞                                                                    不锈钢                                                       

密封函                                                                                      不锈钢FEPM (无硅)

三通阀旁通口匹配件                                                                钢S235JRG2