Data sheet
Vacuum regulator with external leakage G 1/2", Nickel-plated brass
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R 12 VU B
Example illustration
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Application:
With a preset vacuum level this valve breathes the atmospheric air and prevents the vacuum level from exceeding beyond the desired vacuum value. It is used to adjust a vacuum system with the same operating vacuum. The setting is done using a fine thread of the valve and the mechanical opening due to the spring load.
Materials:
Body: Brass nickel-plated or stainless steel 1.4305, spring: stainless steel, seals: FKM
Temperature range:
-20 to +200 °C
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| Material | Nickel-plated brass |
| Thread | G 1/2" |
| Suction performance [m³/h] | 20 |
| Suction performance [l/min] | 333 |
| Pressure regulation range [bar] | -1 to -0,33 |
| L [mm] | 48 |
| SW [mm] | 24 |
Further information:
| {{ $t('shop.all.gewicht') }} | 85 g / pcs |
| {{ $t('shop.all.gtin') }} | 4050571565992 |
| {{ $t('shop.display.artikel.zollwarennummer') }} | 84141089 |
| {{ $t('shop.display.artikel.rohskonform') }} | {{ $t('shop.all.ja') }} |
Figure
More information on this item and the process for ordering it can be found in our online shop https://www.landefeld.com under item number R 12 VU B.
Landefeld Druckluft und Hydraulik GmbH · Konrad-Zuse-Straße 1 · 34123 Kassel · Germany
All data are to be understood as non-binding reference values! We do not assume liability for any data selection not confirmed in writing. Unless otherwise specified, pressure values refer to liquids from Group II at +20°C.
Our products arid goods are generally only intended for industrial and commercial uses.
Our products arid goods are generally only intended for industrial and commercial uses.
As of: 19.12.2025