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Home | Regulators | Type H800 Relief Valves

Air Regulators
Type H800 Relief Valves

Type H800 Relief Valves

The Type H800 relief valve is a compact, lightweight, direct-operated relief valve. It is used primarily between a pneumatic instrument and its supply pressure regulator to limit the instrument supply pressure to 50 psig (3,4 bar) should the supply pressure regulator fail open.

Features
  • Application Dependability
  • Easy Installation
  • Economical
  • Tamper-Resistant
Body Size and End Connection Style
NPS 1/4, NPT

Flow Coefficient
  • Wide-Open Cg: 55
  • Km: 0.79
Maximum Allowable Inlet (Relief) Pressure
250 psig (17,2 bar)

Relief Pressure Range
Non-adjustable, start-to-discharge between 39 to 44 psig (2,7 to 3,0 bar)

Reseat Pressure
35 psig (2,4 bar) or higher

Temperature Capabilities
-20 to 150° F (-29 to 66° C)

Approximate Weight
5 ounces (140 grams)


For general enquires contact us at (+64) 9 634 1391 or by email at sales@customcontrols.co.nz

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