Henry 5603-275, Relief Valve Cast Iron Angle Type, Inlet 1" FPT - Outlet 1 1/4" FPT

The Henry 5603-275 Relief Valve is a durable and efficient component designed for use in refrigeration systems to prevent over-pressure situations. Here are the key technical details:

• Type: Cast Iron Angle Type
• Inlet Connection: 1" Female Pipe Thread (FPT)
• Outlet Connection: 1 1/4" Female Pipe Thread (FPT)
• Pressure Setting: 275 psi
• Body Material: Ductile Iron
• Operating Temperature Range: -20°F to +225°F (-29°C to +107°C)
• Suitable for: Ammonia, HCFC, and HFC refrigerants, and other industrial fluids non-corrosive to steel, iron, and Teflon
• Certifications: ASME Section VIII Division I, UV-1 pressure test reports available upon request
• Features:
  • Fully opens before 10% overpressure
  • Reset pressure ranges typically 10-40% (blowdown) from pop pressure
  • Individual serial numbers for traceability
  • Protective lacquer finish

This valve is typically installed on the top section of a pressure vessel, such as a liquid receiver or suction accumulator, to ensure safety and compliance with industry standards