Filtros

Filtro de pressão Para a montagem Manifold DFP e para o fluxo reversível DFPF até 600 l/min, até 315 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. DFPF filters are suitable for flow in both directions.

Standard equipment:•

connection for a clogging indicator
two-piece bowl for DFP/F 990 and above (optional for DFP/F 660 and above)
drain screw with pressure relief (standard for DFP/F 330 and above)

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 315 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= 157.5 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)

Bypass cracking pressure (optional) 6 bar (others on request

 

Filter elements are available with the following pressure stability values:

Betamicron® (BN4HC): 20 bar

Betamicron® (BH4HC): 210 bar

Wire mesh (W): 20 bar

Stainless steel fibre (V): 210 bar

SEALS NBR (= Perbunan)

Installat ion As pressure filter for manifold block mounting, with or without reversible oil flow

 

SPECIAL MODELS AND ACCESSORIES

  • Bypass valve built into the head
  • Seals in FPM, EPDM

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

 

IMPORTANT INFORMATION

Filter housings must be earthed.

  • When using visual clogging indicators, the BM version (visual with manual reset) only should be used.
  • 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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