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Fisher™ 551
551_553_group
asco-series-551-pilot
Series 551 Solenoid Spool Valve
Series 551 Solenoid Spool Valve
Series 551 Solenoid Spool Valve
Series 551 Solenoid Spool Valve
Series 551 Solenoid Spool Valve
Series 551 Solenoid Spool Valve
551 Series Solenoid Spool Valve
This product is now obsolete.
Contact your local an Emerson sales office for more information.

ASCO Series 551

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Features

  • Available in two versions, mounted directly to actuators with NAMUR interface per VDI/VDE 3845 or threaded to mount on the pipe
  • Valve body in Aluminum, Brass, or Stainless steel 316L
  • Exhaust ports are pipeable, providing better protection against harsh environments
  • DIN, watertight, and explosion-proof solenoids are available for use in mission-critical and hazardous areas
  • Low-power constructions are ideal for remote and alternative power locations
  • Integral breather block vents to spring side of the actuator to exhaust, preventing corrosion
  • Single- and dual-solenoid constructions are available that mount in any position
  • Global Ex approvals; ATEX, IEC EX, NEPSI, CUTR, KOSHA, UL, CSA, InMetro
  • All ports of NAMUR on the same side for a better water , DUST protection
  • Available will all Explosion proof solenoids: Ex d, Ex mb, Ex ia/Ib, Ex e mb, NEMA
  • Available in an arctic version, suitable for use in temperatures as low as -60°C
  • Compact spool valve convertible from 3/2 to 5/2 with a single flow plate design (551 Series only)