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    MP Filtri FRI Return Filters

    MP Filtri FRI Return Filters


    MP Filtri FRI, in-line or tank-mounted return filter, with oil flow external to internal filtering element.

    Working pressure 20 bar (290 psi), flow rates up to 1500 litres/minute, threaded connections from 1/2” to 2 1/2” BSP/NPT/SAE and flanged connections up to 3 1/2” SAE 3000 PSI.

    They can be fixed directly to the reservoir in an immersed or semi-immersed position, or connected in-line. The filter output must be immersed into the fluid to avoid aeration or foam generation into the reservoir.

    The MP Filtri FRI series comprises: FRI 025 | FRI 040 | FRI 100 | FRI 250 | FRI 255 | FRI 630 | FRI 850


    • Female threaded connections up to 2 1/2” and flanged connections up to 3 1/2”, for a maximum flow rate of 1500 litres/minute
    • Double input connections, to connect several return lines or drains
    • Vertical mounting
    • Fine filtration rating
    • Bypass valve, to relieve excessive pressure drop across the filter media; opening pressure 240 kPa (2.4 bar) ±10%
    • Visual, electrical and electronic differential clogging indicators
    • Seals: standard NBR, series A | optional FPM, series V
    • Temperature: from -25 °C to +110 °C

    Filter housing:

    • Filter body:  aluminium: FRI 255 | anodised aluminium: FRI 025-040-100-250-630 | phosphatised steel: FRI 850
    • Cover: polyamide, GF reinforced: FRI 255 | anodized aluminium: FRI 025-040-100-250-630-850
    • Valve: polyamide, GF reinforced – steel

    Contact us for further technical details and configuration options.

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