WebWith its large diaphragm area and integral pitot tube booster, the Type P289 is designed for quick and smooth response to excessive pressure relief requirements, particularly within low-pressure settings. Optional regulator rebuild kits are also available. Features: Throttling Type Relief Compact Tight Shutoff High Flow Rates WebThe Type 630 can be converted in the field to a relief valve or is available as the Type 630R relief valve/backpressure regulator; refer to the separate Type 630R Bulletin (71.4:630R) for information. Features • High-Pressure Capabilities—Inlet pressures up to 1500 psig / 103 bar and control pressures up to 500 psig / 34.5 bar.
Fisher 289 Series Relief Valves or Backpressure Regulators - NECI
WebThe Fisher Type 289H-2 Backpressure Regulator/Relief Valve is a throttling relief valve used downstream of pressure regulators to protect the downstream system from … WebFisher 289 Series relief valves are spring-loaded throttling relief valves used as downstream pressure regulators to protect the system from overpressure. A smooth … ciht diversity and inclusion charter
09/81 Type S201 and S202 Gas Regulators
WebFor installation of Types 289H, 289HH and 289L backpressure regulators, the vent in the spring case must remain plugged or undrilled in order for the pitot tube to function properly. Overpressure Maximum inlet pressures depend upon body materials and temperatures. Refer to the nameplate for the maximum inlet pressure of the valve. Web289 Series Spring-Loaded Relief Valves The 289 Series relief valve is a throttling relief valve used downstream of pressure regulators to protect the downstream system from … WebThe 289 Series relief valve is a throttling relief valve used downstream of pressure regulators to protect the downstream system from overpressure. A smooth throttling action minimizes pressure surges in the system during … ciht designing for walking