Mankenberg - Βαλβίδα διατήρησης πίεσης εισόδου - VSM (UV 4.4)
Valve for drinking water and high to very high flow rates
The back pressure regulator VSM (UV 4.4) is a piston-controlled, spring-loaded proportional regulator with relief for large throughputs.
The valve housing is made of spheroidal graphite iron with a continuous epoxy coating.
The valve cone is soft-sealed.
Product features
Standard
- Body made of spheroidal cast iron GJS 450-10
- Epoxy coating as per DVGW W270 and KTW recommendation of the German Ministry for Health, thickness min. 250 μm
- Internal parts made of stainless steel 1.4301
- Closed spring cap
- Balanced cone, soft seal
- Pressure gauge pre-installed
Options
- Internal parts made of 1.4404
- Elastomers made of EPDM or Viton
- Pressure stages PN 25 and PN 40
- Flanges drilled in acc. with ANSI
- Nickel-plated version for air and liquids up to 100°C
Technical data
DN
50 - 150
PN
10, 16, 25, 40
p1
1.5 - 6 bar, 5 - 12 bar
Kvs
20 - 190 m³/h
T
70 °C
Mankenberg - Back Pressure Regulator - VSM (UV 4.4)
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