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RMG 721

​​RMG 721 is a safety shut-off valve (SSV), direct-acting or pilot-operated, according to EN 14382. It is ideal for use at offtake and distribution stations as well as power plants and industrial facilities.​​​

Features and Benefits:

  • Compact design
  • Easy to maintain due to exchangeable functional units (cartridge assembly)
  • Four release options, standard design with manual release
  • Optionally available design with actuator systems: K 10a, K 11a/1, K 11a/2, K 16, K 17
  • Function Class A (B)
  • Optionally with vent valve HON 915
  • Suitable for non-aggressive gases, other gases on enquiry
  • CE registration according to PED
  • Max. admissible pressure PS: 50 bar
  • Max. operating pressure pmax: up to 50 bar
  • Outlet pressure range
    • For over-pressure Wdso 50 mbar to 40 bar
    • For under-pressure Wdsu 10 mbar to 40 bar
  • Connection DIN flange PN 16, PN 25, PN 40 and Flange Class 150 and Class 300 according to ANSI 16.5 in DN 50 thru DN 150
  • Response time t 0.1 s to 0.3 s
  • Additional features (as requested by customer)
    • Electromagnetic release (by current supply)
    • Electric signal sensor for valve position ‘closed’ (proximity switch)

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.