calculation and selection
Техническое описание
calculate
how it work
application schemes
adjustment
function
installation
construction
service
specifications
Model
391
Manufacturer
Country
Germany
Allowable working fluids
Water
Function
maintains the specified pressure drop across itself
Action
opens when the pressure differential increases
Working position
normally closed
PN
10
Tmax (for water)
120 °C
Tmin (for water)
2 °C
Connection type
internal / external thread
Body material
brass
technical
specifications
price
| DN mm |
Kvs m³/h |
L mm |
dP bar |
price |
|---|---|---|---|---|
| 20 | 3.3 | 112 | 0.050 - 0.70 |
production of discontinued |
DN - nominal diameter, mm.
dP - setting range, bar.
L - length along the pipeline axis, mm.
Kvs - flow capacity, corresponds to the water flow rate in m³/h at which the pressure drop across the regulator will be 1 bar.
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