H5602R/300-P - Hansen - NH3 Pressure Relief Valve

The Hansen H5602R/300-P is a reduced capacity NH₃ (ammonia) pressure relief valve designed for industrial refrigeration systems. It includes Hansen’s POP-EYE™ visual alarm indicator and Anti-Corrosion Technology (ACT) coating.

🔧 Technical Specifications

• Model: H5602R/300-P
• Type: Reduced Capacity Pressure Relief Valve
• Inlet/Outlet Size: 3/4" FPT (inlet) x 1" FPT (outlet)
• Set Pressure: 300 PSIG
• Pressure Range: 150 to 400 PSIG (10.4 to 28 bar)
• Safe Working Pressure: 400 PSIG (28 bar)
• Capacity Range: 10.5 to 182 lb/min
• Weight: ~4 lbs

🌟 Key Features

• POP-EYE™ Indicator:

  • Bright LED flashes when valve lifts.
  • 360° visibility.
  • Battery-powered (7+ year life).
  • Blinks for 2+ weeks post-activation.
  • No wiring or calibration required.
  • Not retrofittable to older valves.

• ACT Coating:

  • Multi-layer corrosion protection.
  • Standard on all new Hansen valves.
  • Reduces maintenance and extends service life.

• Construction:

  • Stainless steel insert, piston, and spring.
  • Premium virgin Teflon® seat disc.
  • Neoprene O-ring for moisture sealing.