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Henry Technologies

5702C-725 - Henry - 1 1/4 NPTF-1 NPTF - 725 - Brass Angle Type suitable for Transcritical CO2

5702C-725 - Henry - 1 1/4 NPTF-1 NPTF - 725 - Brass Angle Type suitable for Transcritical CO2

The Henry 5702C-725 is a brass angle-type pressure relief valve engineered for transcritical CO₂ (R744) systems, similar to the 5702C-870 but with a different pressure setting. Here's a detailed breakdown:

🔧 Henry 5702C-725 Specifications

  • Model: 5702C-725
  • Connection Size: 1-1/4" NPTF inlet × 1" NPTF outlet
  • Valve Type: Brass angle-type pressure relief
  • Application: Designed for transcritical CO₂ systems
  • Pressure Setting: 725 PSIG (approx. 50 bar)
  • Material: Brass body with fluoroelastomer soft seat
  • Design Standards:
    • Complies with EN ISO 4126
    • Reseats within 15% of set pressure after discharge
  • Temperature Range: -40°C to +120°C
  • Refrigerant Compatibility: CO₂ (R744), HFCs, HCFCs
  • Flow Characteristics:
    • High flow capacity
    • Designed for vapor discharge (not suitable for liquid)

This valve is part of Henry’s high-pressure safety valve series, tailored for the rigorous demands of CO₂ systems operating in or near the transcritical region.

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