Van nước VXF42.25 VXF42.32 VXF42.40 VXF42.50 VXF42.65   Siemens

buiding
VXF42.25-103-port valve, flanged, PN16, DN25, kvs 10
  • Technical Specifications
    Stroke
    to DN80: 20 mm, from DN100: 40 mm
    Leakage rate
    0…0.02% of the kvs value
    Leakage rate bypass
    0.5...2 % of the kvs-value
    DN
    25
    kvs
    10 m³/h
    Medium temperature
    -10…150 °C
    Valve characteristic
    Through-port: equal percentage , Through-port: kvs 250/400 linear , Bypass: linear
    Rangeability
    DN 15...25: >50 , DN 32...150: >100
    Permissible operating pressure
    1600 kPa
    Material, valve body
    Cast iron EN-GJL-250
    Material, inside set
    ≤ DN40: CrNi steel / brass , ≥ DN50: CrNi steel / bronze
    PN class
    PN 16
    Connecting thread
    Flange
    SAX..
    Δpmax
    400 kPa
    SKD..
    Δpmax
    400 kPa
    SKB..
    Δpmax
    400 kPa