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VUN

SPECIFICATION

Features

  • Regulating valve free of silicone grease with male thread (DIN EN ISO 228-1) for cold or hot water in closed and open circuits
  • In combination with valve actuators AVM 105(S), 115(S), 321(S) and AVF 124, 125S as a control unit
  • Equal-percentage (F300) / linear (F200) characteristic, can be set with SUT valve actuators (SAUTER Universal Technology)
  • The valve is closed when the spindle is moved out
  • Closing procedure against the pressure or with the pressure
  • Stainless-steel spindle
  • Valve body and valve seat in dezincification-resistant (DZR) cast brass
  • Plug with glass-fibre-reinforced PTFE sealing ring made of dezincification-resistant (DZR) cast brass

Stuffing box with wiper ring made of dezincification-resistant (DZR) cast brass and double O-ring seal made of EPDM