NVD 402
NVD 402

065B7479

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NVD 402 PN10 DN300

Product details

Gross weight 159.95 kg
Net weight 140 kg
EAN 5710104065748

 

Application District Heating
Connection types Flange
Description NVD 402 PN10 DN300
Diameter [mm] 300 mm
Function Non-return
Kvs values [m³/h] 2459 m³/h
Media pH [Max] 10
Media pH [Min] 7
Media temperature [°C] [Max] 100 °C
Media temperature [°C] [Min] -10 °C
Medium alternative Glycolic water up to 50%
Medium alternative 2 Domestic water
Mounting orientation free
Number of ports 2
Operation type Self-operating
Permissible media Circulation water
Pressure nominal [bar] 10 bar
Product Group Butterfly valves
Type NVD 402
Valve body material Grey cast iron EN-GJL-250 (GG-25)
Valve type Check Valve

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