Filtros

Filtro de pressão DFM com válvula de alívio de pressão diferencial até 280 l/min, até 400 bar

TECHNICAL SPECIFICATIONS

FILTER HOUSING

Construction

The filter housings are designed in accordance with international regulations. They consist of a filter head and a screw-in filter bowl.

Standard equipment:

  • differential pressure controlled relief valve
  • connection for a clogging indicator

FILTER ELEMENTS

HYDAC filter elements are validated and their quality is constantly monitored according to the following standards:

  • ISO 2941
  • ISO 2942
  • ISO 2943
  • ISO 3724
  • ISO 3968
  • ISO 11170
  • ISO 16889

FILTER SPECIFICATIONS

Nominal pressure 400 bar

Fatigue strength At nominal pressure 106 cycles from 0 to nominal pressure

Temperature range

  • -30 °C to +100 °C
  • (-30 °C to -10 °C: pmax= 200 bar)

Material of filter head EN-GJS-400-15

Material of filter bowl Steel

Type of clogging indicator VD (differential pressure measurement up to 420 bar operating pressure)

Pressure setting of the clogging indicator 5 bar (others on request)

Cracking pressure of differential 20 bar (others on request) pressure controlled relief valve

On request, BN4HC elements (pressure stability up to 20 bar) can also be used at lower cracking pressures.

SEALS

  • NBR (=Perbunan)

INSTALLATION

  • Inline filter

SPECIAL MODELS AND ACCESSORIES

  • With pressure release / oil drain plug (SO184)

SPARE PARTS

  • See Original Spare Parts List

CERTIFICATES AND APPROVALS

  • On request

COMPATIBILITY WITH HYDRAULIC FLUIDS ISO 2943

  • Hydraulic oils H to HLPD DIN 51524
  • Lubrication oils DIN 51517, API, ACEA, DIN 51515, ISO 6743
  • Compressor oils DIN 51506
  • Biodegradable operating fluids VDMA 24568 HETG, HEES, HEPG
  • Fire-resistant fluids HFA, HFB, HFC and HFD
  • Operating fluids with high water content (> 50 % water content) on request

MAINTENANCE INSTRUCTIONS

  • Filter housings must be earthed.
  • When using electrical clogging indicators, the electrical power supply to the system must be switched off before removing the clogging indicator connector.

 

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