Siemens 2-Way Control Valves, Flanged Type, PN16, Sizes DN65-DN150

Siemens 2-port VVF42 and 3-port VXF42 control valves with flanged connections, PN 16.

• Performance valves for medium temperatures from -10…150 °C
• Valve body of grey cast iron EN-GJL-250
• kvs 1.6…400 m3/h
• Flange type 21, flange design B
• Equipable with Electro-motoric actuators SAX.., SAV.. or Electro-hydraulic actuators SKD.., SKB.., SKC..


In boiler, district heating and refrigeration plants, cooling towers, heating groups, in ventilation and air-handling units as control or shutoff valves.

For use in closed hydraulic circuits (observe cavitation).




DN100, DN125, DN150, DN65, DN80

Flow Rates

DN65 – Kvs 50m3/hr & 63m3/hr
DN80 – Kvs 80m3/hr & 100m3/hr
DN100 – Kvs 125m3/hr & 160m3/hr
DN125 – Kvs 200m3/hr & 250m3/hr
DN150 – Kvs 315m3/hr & 400m3/hr

End connections

Flanged End Connections To ISO 7005-2

PN class

PN 16 as per ISO 7628 / EN 1333

Maximum differential pressure

1600kPa (16 bar) as per ISO 7628 / EN 1333

Valve Body Material

Gray cast iron GJL-250

Permissible media

Chilled Water, Water with antifreeze

Medium temperature

1…120 °C

Leakage rate

Class IV

Suitable Actuators

Electro-motoric actuators SAX.., SAV.. & Electro-hydraulic actuators SKD.., SKB.., SKC..


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