Asco Pressure Operated Valves E290A393 1/2 Inche Stainless Steel Angle Seat

ASCO Numatics
asco pressure operated valves E290A393

GENERAL

  • Differential pressure : See «SPECIFICATIONS» [1 bar =100 kPa]
  • Maximum allowable pressure : 16 bar
  • Ambient temperature range : -10°C to +60°C
  • Maximum viscosity : 5000 cSt (mm2/s)
  • Pilot fluid : Filtered air or water (1)
  • Max. pilot pressure : 10 bar
  • Min. pilot pressure : See below and following page
  • Pilot fluid temperature : -10°C to +60°C
  • Response time :See page V402-7
fluids (✴) temperature range disc seal (✴)
    • DN ≤ 50: air and gas groups 1 & 2
    • DN 65: air and gas group 2
    • all DN: water, oil, liquids groups 1 & 2 and steam
– 10°C to + 184°C PTFE

For more Information contact : [ 021 8800 154 ]

WhatsApp : http://bit.ly/2WaRS

SKU: PRS003 Categories: ,

Description

FEATURES

  • High fl ow due to angled seat design
  • Anti-waterhammer design (fl uid entry under the disc)
  • Vacuum operation up to 10-2 mbar
  • Wide range of piston-type operators (32 – 50- 63 – 90 -125 mm dia.) rotatable through 360°, for maximum performance at different minimum pilot pressures
  • High performance, maintenance-free stuffi ng box
  • The valves satisfy Pressure Equipment Directive 97/23/EC, category 1 (DN > 25) or article 3.3 (DN ≤ 25)

MATERIALS IN CONTACT WITH FLUID

(✴) Ensure that the compatibility of the fl uids in contact with the materials is verifi ed

Bronze body        Stainless steel body
Valve body Bronze AISI 316L
Stuffi ng box housing Brass AISI 316L
Stem Stainless steel Stainless steel
Disc Brass Stainless steel
Stuffi ng box packing PTFE chevrons PTFE chevrons
Wiper seal FPM FPM
Disc seal PTFE PTFE
Valve body seal PTFE PTFE

 

OTHER MATERIALS

Operator Glass fi bre fi lled PA
Optical position indicator PA 12, supplied standard on valves with 63, 90 and 125 mm operators


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