HON 226 HR MK3

HON 226 HR MK3

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HON 226 HR MK3 is a spring-loaded, diaphragm-operated safety relief valve. It is ideal for use at offtake stations in gas distribution as well as commercial and industrial facilities. It is particularly useful for protecting pipework and pressure vessels from excessive pressure​​.​​​

Features include: 

  • Installed downstream of regulator to discharge small amounts of gas in the event of regulator creep, avoiding the tripping closed of the SSV

  • High actuating accuracy

  • Mounting position as required

  • Test point connection in inlet

  • Suitable for natural, non-aggressive and manufactured gases; nitrogen, carbon dioxide and propane; and other gases upon enquiry

  • Max. inlet pressure pmax0.5 bar

  • Relief pressure range Wd: 0.025 to 0.35 bar

  • Connection: R 1 ¼", R 1 ½", R 2"

  • Temperature range: 20 to 60 °C

All mechanical components of this device are without ignition sources. As such, they are not subject to ATEX 95 (94/9/EC). All electrical components used with this device meet the ATEX requirements.

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