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DF15D2.5

DF15D2.5

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
DN size 15 mm
Medium type water or water-glycol mixture according to VDI 2035
Kvs value 2,5
Media temp. 2 ... 220 oC
Flow char. mod.equal%
Nominal pressure PN25/PN40
Materials

Stem made of stainless steel, valve body made of cast steel (GS-C25)

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
  • Direct-coupled electric for easy mounting