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VFM 2 2-Way Seated Valve
Brand: DanfossValve 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)
- Linear (30%) / logarithmic (70%) characteristic
- Rangeability >100:1
- Pressure relieved design
Specifications
Brand
Approvals & Certifications
- Flange PN 16 According to EN 1092-2
Approvals & Certifications
- Leakage According to Standard IEC 534
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