Oil removal at the discharge of vacuum pumps

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Elimination of oil mist discharges


The EF and EFC series filters are designed to stop the oil mists released by lubricated vacuum pumps and thus avoid pollution of the air and equipment located nearby.

The EF series, single stage filtration, reduces the content of hydrocarbon discharges to 1 mg per cubic meter maximum.

The EFC series, double stage, thanks to its activated carbon media, stops pollutants up to 0.003 mg / m3.

These ranges cover flow rates up to 490 cubic meters per hour at 1 bar (A) for the EF series and 50 Nm3 / h for the EFC series.

All filters are delivered complete with their filter element (s). A differential saturation indicator is standard on the EF series.

  • 2 filtration grades available.
  • Residual oil filtration up to 0.003 mg / m3
  • Elimination of oil vapors and odors (EFC)
  • Particle retention up to 0.1 µ
  • Total corrosion protection of the filter bodies by cataphoresis.
  • Oleophobic filter elements.
  • Compatible with mineral or synthetic oils.
  • Low initial pressure drop and load.
  • Saturation indicators delivered as standard on the EF series.
  • Manual purge valve supplied as standard.
  • Optional visible level drain pots.
  • Design in accordance with ISO 12500.
  • ISO 9001 certified manufacturing.
Model
 
Model My wish
D 3031 EFC
D 3051 EFC
D 3052 EFC
D 3071 EFC
D 3072 EFC
D 3101 EFC
D 3102 EFC
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* Select the generic if you don't know which model to choose. The sales department will contact you to determine the appropriate model.

(*) Flow rates indicated at atmospheric pressure (20 ° C and 1 Bar absolute).

(**) Connections: parallel BSP according to ISO 7/1.

An essential filtration


Lubricated vacuum pumps release fine mists of oil into the ambient air which pollute the surrounding atmosphere and, by condensation, cover walls and nearby objects with a thin film of oil.

The EF and EFC series filters have been specially developed to capture and retain these droplets and oil vapors directly from the pumps.
They allow to reject clean and healthy air for the well being of the personnel working nearby and the cleanliness of the surrounding equipment.

The new generation of filter elements, instant installation, are oleophobic and provided with an exclusive anti-retraining layer. They offer a very low pressure drop and have an increased particle retention capacity.

Detailed specifications

EF series EFC series
Particle filtration 0,1 micron 0,1 micron
Residual oil at 20°C 1mg/m3 0,003 mg/m3
Maximum operating temperature 120°C
Initial pressure drop (clean and dry) 25 mbar 105 mbar
Maximum pressure drop (Element replacement) 150 mbar Depending on application
Recommended serving temperature 25°C  max.
Saturation indicator (A038 EF to A058 EF)
Pop-up
Saturation indicator (A059 EF à A390 EF) Differential pressure gauge

Visible level drain pot  Optional
Manual steam trap
In standard