The 66R series steam recovery regulator responds to the change of seal gas pressure and the opening or closing state of throttle valve to control the flow of sealing gas escaping from the vessel.
66R 系列蒸气回收调压器响应密封气体压力的变化以及节流阀打开或关闭状态，以控制从容器逃逸的密封气体流量。Fisher™费希尔66R 系列安全阀
Fisher™费希尔66R 系列安全阀弹簧压力范围
阀体尺寸, NPS | BODY CLASS AND ENDCONNECTION | FS NUMBER FOR RELIEF PRESSURE RANGE | ||||
2 to 8 Inches w.c. | 6 to 16 Inches w.c. | 11 Inches w.c. To 1psig | 3/4 to 1-1/2 Psig | 1-2psig | ||
2 | NPT | 66R-1 | 66R-5 | 66R-9 | 66R-13 | 66R-17 |
2 | CL 125FF | 66R-2 | 66R-6 | 66R-10 | 66R-14 | 66R-18 |
3 | CL 125FF | 66R-3 | 66R-7 | 66R-11 | 66R-15 | 66R-19 |
4 | CL 125FF | 66R-4 | 66R-8 | 66R-12 | 66R-16 | 66R-20 |
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