VFM 2 2-Way Seated Valve

Brand: Danfoss

Valve for heating, district heating and district cooling systems. 

VFM 2 valve can be used together with following Danfoss actuators:
  • AMV(E) 655
  • AMV(E) 658 SU/SD
  • AME 659 SD
  • AMV(E) 85/86 (for VFM 2 DN 150-250) 
Features
  • Linear (30%) / logarithmic (70%) characteristic
  • Rangeability >100:1
  • Pressure relieved design

Specifications

Brand

Approvals & Certifications

  • Leakage According to Standard IEC 534

Approvals & Certifications

  • Flange PN 16 According to EN 1092-2

Cone Material

  • Stainless Steel

Cover Material

  • Grey Cast Iron EN-GJL-250 (GG-25)

Differential Pressure

  • psi: 145 (kPa: 1,000, bar: 10)
  • psi: 232.1 (kPa: 1,600, bar: 16)

Enclosure, Body Material

  • Valve: Grey Cast Iron EN-GJL-250 (GG-25)

Flange Size - 10” (DN 250)

  • 10” (DN 250) - PN 16

Flange Size - 2-1/2” (DN 65)

  • 2-1/2” (DN 65) - PN 16

Flange Size - 3” (DN 80)

  • 3” (DN 80) - PN 16

Flange Size - 4” (DN 100)

  • 4” (DN 100) - PN 16

Flange Size - 5” (DN 125)

  • 5” (DN 125) - PN 16

Flange Size - 6” (DN 150)

  • 6” (DN 150) - PN 16

Flange Size - 8” (DN 200)

  • 8” (DN 200) - PN 16

Flow Rate

  • 63 to 900 m³/hour

Media

  • Circulation Water, Glycolic Water up to 50 % (Standard VDI 2035)

Mounting Position

  • Horizontal
  • Vertical

Nominal Pressure

  • psi: 232.1 (kPa: 1,600, bar: 16)

Process Temperature

  • -10° to 150° C (14° to 302° F)

Ratio

  • Rangeability: > 100:1

Seat / Seal Material

  • Stuffing Box Sealing: EPDM
  • Valve Seat: Stainless Steel

Spindle Material

  • Stainless Steel

Documentation

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