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DF50B40CI

DF50B40CI

Product Description

These single-seated valves are used for modulating control of hot/chilled water or steam in heating, ventilating and air conditioning systems. Not suitable for use in open-circuit systems with oxygen enrichment. The valves can be operated by linear actuators series ML64... and ML74...

Technical Properties

Valve type 2-way linear valve
Medium type water or water-glycol mixture according to VDI 2035
DN size 50 mm
Kvs value 40
Media temp. 2 ... 200 oC
Flow char. mod.equal%
Nominal pressure PN16
Materials

Stem made of stainless steel, valve body made of cast iron (GG25), flanged per ISO 7005-2

Connection diameter G 1 inch
Stroke 20 mm
Port connection flanges ISO7005
Action

Stem down to close

Features
  • Cast iron body with flanged end connections
  • Low seat leakage rate
  • Metal-to-metal seating for long life span
  • Self-adjusting packing
  • Accurate positioning to ensure state-of-the-art temperature control