|  | 
      
        |  |  
        | 西门子水用两通阀/三通阀,法兰连接,PN10,行程20mm/40mm |  
        | VVF31...两通阀 / VXF31...三通阀 |  
        | - 适用于闭式循环系统中,冷冻水和低温热水的的控制  材质:铸铁阀芯:≤DN40铬镍钢/黄铜
 ≥DN50   铬镍钢/青铜
 承压:PN10
 连接:法兰
 低温:-10°C
 高温:150°C
 阀杆行程:≤DN80:20mm
 ≥DN100:40mm
   |  
        |   型号概览:(VVF31...) |  
        | 
          
            | 
 | 公称直径mm
 | Kvs流量系数
 [m3/h]
 |  SQX
 |  SKD
 |  SKB
 |  SKC
 |  
            | 型 号[两通阀] | △Pmax | △Ps  | △Pmax | △Ps  | △Pmax | △Ps  | △Pmax | △Ps  |  
            | VVF31.15-2.5VVF31.15-4
 | 15 | 2.54
 | 300 | 1000 | 300 | 1000 | 300 | 1000 |   |   |  
            | VVF31.24VVF31.25-6.3
 VVF31.25
 VVF31.25-10
 | 25 | 56.3
 7.5
 10
 | 300 | 1000 | 300 | 1000 | 300 | 1000 |   |   |  
            | VVF31.39VVF31.40
 VVF31.40-25
 | 40 | 1219
 25
 | 300 | 525 | 300 | 775 | 300 | 1000 |   |   |  
            | VVF31.50VVF31.50-40
 | 50 | 3140
 | 300 | 325 | 300 | 475 | 300 | 1000 |   |   |  
            | VVF31.65VVF31.65-63
 | 65 | 4963
 | 175 | 175 | 275 | 275 | 300 | 750 |   |   |  
            | VVF31.80VVF31.80-100
 | 80 | 78100
 | 100 | 100 | 175 | 175 | 300 | 500 |   |   |  
            | VVF31.90VVF31.100-160
 | 100 | 124160
 |   |   |   |   |   |   | 200 | 300 |  
            | VVF31.91VVF31.125-250
 | 125 | 200250
 |   |   |   |   |   |   | 150 | 200 |  
            | VVF31.92-300VVF31.150-315
 | 150 | 300315
 |   |   |   |   |   |   | 100 | 125 |  △Pmax阀门最大允许压差;△Ps阀门关闭压差   |  
        |   型号概览:(VXF31...) |  
        | 
          
            | 
 | 公称直径mm
 | Kvs流量系数
 [m3/h]
 |  SQX
 |  SKD
 |  SKB
 |  SKC
 |  
            | 型 号[三通阀] | △Pmax | △Pmax | △Pmax | △Pmax |  
            | VXF31.15-2.5VXF31.15-4
 | 15 | 2.54
 | 300 | 300 | 300 |     |  
            | VXF31.24VXF31.25-6.3
 VXF31.25
 VXF31.25-10
 | 25 | 56.3
 7.5
 10
 | 300 | 300 | 300 |     |  
            | VXF31.39VXF31.40-16
 VXF31.40
 VXF31.40-25
 | 40 | 1219
 25
 | 300 | 300 | 300 |     |  
            | VXF31.50VXF31.50-40
 | 50 | 3140
 | 300 | 300 | 300 |     |  
            | VXF31.65VXF31.65-63
 | 65 | 4963
 | 175 | 275 | 300 |     |  
            | VXF31.80VXF31.80-100
 | 80 | 78100
 | 100 |   175 | 300 |     |  
            | VXF31.90VXF31.100-160
 | 100 | 124160
 |   |     |     | 200 |  
            | VXF31.91VXF31.125-250
 | 125 | 200250
 |   |     |     | 150 |  
            | VXF31.92-300VXF31.150-315
 | 150 | 300315
 |   |     |     | 100 |  △Pmax阀门最大允许压差;△Ps阀门关闭压差   |  |  |