WebJun 23, 2011 · The 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... WebFisher™ 289 Series Relief Valves or Backpressure Regulators Specs Body Sizes and End Connection Styles Types 289A and 289U: 1/4 NPT Type 289H: 1, 2 NPT Type 289HH: 1 NPT Type 289L: 3/4, 1 NPT Type 289U: 1/4 NPT Maximum Allowable Relief (Inlet) Pressure 100 psig / 6.9 bar Relief Set Pressure Ranges (5 models) 5wc to 50 psig / …
627 Series Pressure Reducing Regulators - FISHER REGULATORS
WebFisher 289 Series relief valves are spring-loaded throttling relief valves used as downstream pressure regulators to protect the system from overpressure. A smooth … WebIf the regulator is used in conjunction with a 289H relief valve, it should be installed as shown in figure 2. The outside end of the vent line should be protected with a rain-proof … snow zhang philosophy
Fisher 289 Series Relief Valves or Backpressure Regulators - Experitec
WebFisher 289 Series relief valves are spring-loaded throttling relief valves used as downstream pressure regulators to protect the system from overpressure. A smooth … 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 Bulletin PDF. Size: 1.2mb. Data Sheets & Bulletins Data Sheets: 289 Series Spring-Loaded Relief Valves Bulletin, Fisher-EN ... / DN 25 Type 289H Relief Valves Schematic, Fisher-EN PDF. Size: 1.4mb. Manuals & Guides Manuals: 289 Series Relief Valves Instruction Manual, Fisher-EN ... snow zion t lyrics