三通阀适用于工业制冷系统的制冷剂循环，可安装在压力容器之间或者压力管道与两个安全阀之间。三通阀由手轮启动。当其中一个出口关闭时，另一个出口会强制打开。不可能同时锁定两者。免维护，阀门功能性能出现的任何缺陷都可以修复。
技术特征
- 采用钢或不锈钢
- 根据德国 DIN EN12284、AD2000 系列 W 选择阀体材料
- 工作介质：符合EN 378-1的乙二醇基冷盐水制冷剂, 例如NH3、R22、R134a 以及与冷冻机油的混合物；中性、气体和液体介质；乙二醇基冷盐水
- 可以在任何位置组装；应遵守流动方向
| WVB 三通阀 | WVR 三通阀 | |
| 材料 | 钢或不锈钢 | 钢或不锈钢 |
| 标称尺寸 | DN 10-125 | DN 10-100 |
| 标称压力水平 | PS 25, PS 40 | PS 25, PS 40, PS 63 |
| 温度范围 | -60 °C 至 +150 °C | -60 °C 至 +150 °C |
| 连接 | 法兰端 DIN, ANSI 螺纹端 | 法兰端 DIN, ANSI 螺纹端 |
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