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GEMÜ 8257

Electrically operated solenoid valve

  • Description
  • Features
  • Technical specifications

The GEMÜ 8257 2/2-way solenoid valve with a positive lift diaphragm has a brass or stainless steel valve body. All media wetted parts are made of NBR, FPM, EPDM, brass or stainless steel. The valve is suitable for inert medium such as air, water and oil.

  • Valve operates without minimum pressure differential
  • Soft closing action
  • Compact design
  • Suitable for vacuum applications
  • Explosion protected solenoids acc. to ATEX available as an option
  • Optimum media compatibility due to choice of materials
  • NPT thread available
  • Option: for liquids and steam up to 150 °C
  • Connection: Threaded socket
  • Actuator: Electromagnetic
  • ATEX
  • Explosion protection
  • Body material: 1.4408, investment casting; CW617N (brass)
  • Max. operating pressure: 10 bar
  • Max. media temperature: 150 ° C
  • Min. media temperature: -10 ° C
  • Nominal sizes: DN 10 (3/8'')