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Pressure Relief Valve (PRV) A pressure relief device designed to actuate on inlet static pressure and to reclose after normal conditions have been restored. It may be one of the following types and have one or more of the following design features. A. Restricted lift PRV: a pressure relief valve in which the actual
Relief and Sequence Valves Pressure relief valves mount between the pump and valve system to protect against overloads. A suitable pilot valve may be used to “vent” the balanced piston relief valve when the system does not require power. This venting unloads the pump through the relief valve at low pressure, avoiding energy waste and
Cost-effective 1/4 NPT—2 NPT. Commercially available to handle large variety of temperatures and pressures. Set pressure affected by superimposed back pressure at a 1:1 ratio. safety relief valve consisting of a main valve assembly and a controlling pilot valve, combined in one stand-alone unit.
INSTALLATION AND OPERATING INSTRUCTIONS. Before installation these instructions must be read fully and understood. HANDLING. This pressure relief valve is designed to protect equipment from overpressure. The valve should be handled with care, not subjected to heavy shock loads and protected to prevent contamination from getting inside.
Pressure Relief Valves. Instruction Manual (Rev. C) Baker Hughes Data Classification : Public. THESE INSTRUCTIONS PROVIDE THE CUSTOMER/OPERATOR WITH IMPORTANT PROJECT-SPECIFIC REFERENCE INFORMATION IN ADDITION TO THE CUSTOMER/ OPERATOR’S NORMAL OPERATION AND MAINTENANCE PROCEDURES.
Each relief valve incorporates a vent port that can be connected to a separate pilot control valve to remotely control or unload system pressure. Two types of valve are presented in this catalog: CG2V-***, 10 series: relief/sequence valve with integral manual adjustment of pressure setting. CG5V-***, 11 series: relief valve with
It provides equations, tables, and guidance to help with the proper application and sizing of pressure relief valves. The handbook is a technical reference for engineers working with pressure relief valves.
