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VGF 2-Way Valve
Brand: DanfossVGF is a pressure relieved 2-way normally open (NO) valves, designed to be combined with:
- AVT thermostatic actuators
- STM safety temperature monitors
- STL safety temperature limiters
Specifications
Brand
Applications
- Domestic Hot Water
- Heating Systems
Cone Material
- Dezincing Free Brass CuZn36Pb2As - Valve Cone
Connection Style
- Flange
Differential Pressure
- psi: 290.1 (kPa: 2,000, bar: 20), Maximum
Enclosure, Body Material
- Ductile Iron EN-GJS-400-18-LT (GGG 40.3) - Valve Body
Flange Size - 1-1/2" (DN40)
- 1-1/2" (DN40) - PN 25
Flange Size - 1-1/4" (DN32)
- 1-1/4" (DN32) - PN 25
Flange Size - 1" (DN25)
- 1" (DN25) - PN 25
Flange Size - 1/2" (DN15)
- 1/2" (DN15) - PN 25
Flange Size - 2" (DN50)
- 2" (DN50) - PN 25
Flange Size - 3/4" (DN20)
- 3/4" (DN20) - PN 25
Flow Rate
- 4 to 25 m³/hour
Measuring Range
- pH: 7 to 10
Media
- Circulation Water / Glycolic Water up to 30%
Nominal Pressure
- psi: 362.6 (kPa: 2,500, bar: 25)
Process Temperature
- 2° to 150° C (35.6° to 302° F)
Ratio
- Control Ratio: > 1:50
Seat / Seal Material
- 316Ti Stainless Steel, 1.4542 - Valve Seat
- EPDM - Sealing