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VVG55.20-4

2-port seat valve, external thread, PN25, DN20, kvs 4

Stock no. BPZ:VVG55.20-4

Stock no. BPZ:VVG55.20-4

  • With threaded connections to ISO 228/1

  • For chilled water and low-temperature hot water in closed circuits, especially for district heat applications


Attribute

Value

Stroke

5.5 mm

Leakage rate

0...0.02 % of kvs value

DN

20

kvs

4 m³/h

Medium temperature

1...130 °C

Valve characteristic

Equal percentage

Rangeability

From DN 20: >100, DN 15: >50...100

Permissible operating pressure

2500 kPa

Material, valve body

Red brass CC491K (Rg5)

Material, inside set

CrNi steel

PN class

PN 25

Connecting thread

G 1 B "

Δpmax

1000 kPa

Δps

1000 kPa