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11M9-3

Three-way globe control valves with mixing (two inlets, one outlet) or diverting (one inlet, two outlets) function equipped with multi-spring diaphragm actuator, available sizes from DN 15 to DN 300  

11M9-3


ATEX II2GD c IIC X

Main Features

  • Body in ductile iron EN-GJS-400-18-LT, carbon steel WCB (1.0619) or A351 CF8M (1.4408)
  • Multi-spring actuator in carbon steel with epoxy coating or stainless-steel AISI316
  • Normally-closed and normally-open function
  • Seal in PEEK, metal-metal
  • Linear characteristic
  • Self-adjustable packing in PTFE and FPM
  • Guided shaft in stainless-steel AISI316 (1.4401) or 17-4PH (1.4542), grinded and polished
  • Upper and lower guides for plug (standard from DN 32 to DN 300)
  • Leakage classes: IV, VI
  • 4-Port body for easier maintenance and inspection
  • Maximum temperature up to +500 °C (+930 °F)
  • Minimum temperature down to -196 °C (-320 °F)
  • Connections: DIN / ANSI flanges - BSPP – NPT – BW – SW

Accessories

  • I/P Converter
  • Pneumatic, Electro-pneumatic, digital positioner
  • Filter-regulator
  • Solenoid valve
  • Switches
  • Lock-up valve
  • Booster

M)-3 Schema funzionamento Hofmann

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VALVOLE Hofmann by BONINO Engineering srl  
Via Muzzano 31 - 13897 Occhieppo Inf. (BI) Italy
Phone +39 015 2593403  |  Fax +39 015 2593844 |  info@valvolehofmann.com
P.IVA e C.F. IT01640370027 
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