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VVF43.125-250

2-port seat valve, flanged, PN16, DN125, kvs 250

Stock no. S55206-V107

Stock no. S55206-V107

  • With flanged connections to ISO 7005

  • For cooling, chilled, low and high temperature water, brine, heat transfer oils, saturated steam and superheated steam in open and closed circuits

Additional info

When using valves of the V..F43.., V..F53.. lines with a stem heating element and a medium temperature of below -5 °C, the stem sealing gland must be replaced.

Attribute

Value

Stroke

40 mm

Leakage rate

0...0.01 % of kvs value

DN

125

kvs

250 m³/h

Medium

Water, Water with anti-freeze

Medium temperature

-20…220 °C

Valve characteristic

Equal percentage, kvs 250/400 linear

Rangeability

>100

Permissible operating pressure

1600 kPa

Material, valve body

Nodular cast iron EN-GJS-400-18-LT

Material, inside set

Stainless steel

PN class

PN 16

Absolute pressure p1 steam

1600 kPa abs

SKC.. Δpmax

160 kPa

SKC.. Δps

175 kPa

SKC.. Δpmax steam

300 kPa

SKC.. Δps steam

1600 kPa