Technical Details for the GRF 302


The GRF 302 Mobile Filtration Unit are designed for service teams to clean hydraulic systems quickly and easily. With a powerful 30 L/min flow rate and continuous operation at 3.5 bar, it facilitates quick and efficient cleaning. Ideal for filling and filtering hydraulic fluids and lubrication tanks, this unit is a versatile solution. Connectable off-line to tanks (recommended max volume 500 L), it supports fast flushing during start-up or serves as additional filtration for highly contaminated systems. Compact in size and equipped with MPS100 filter as standard (optional LMP4305 filter), it ensures effective and easy maintenance. Compatible with mineral oil, featuring an electric control box, and visual electrical indicator.

Designed and manufactured by MP Filtri, these trolleys are a great asset to have around your hydraulic systems as they offer a great way of filtering fluids as you fill your tank.

Pump Gear Pump or Screw Pump (for diesel)
Electric Motor 0.75kW, 1400rpm, 110/240 Volt Single Phase, 415V three-phase
Flow Rate 30L/min
Max Operating Pressure 3.5 bar
Viscosity Range Max. 150 cSt
Inlet Filter 100 µm mesh washable as standard
Outlet Filter 1/3/6/10/25 μm ß>1000 flow through the element Out/In
Bypass Indicator set at 1.75bar Rating 3.5 bar with bypass (LMP) 1.75 bypass (MPS)
Visual/electrical indicator (on LMP) set at 2 bar
Operating Temperatures Fluid: -10oC to 80oC
Ambient: 0oC to 45oC
Protection Class IP 55
Seal NBR
Fluid Compatibility Mineral Oil and diesel oil variants
Suction / Pressure Hose SAE100R4 1" swaged female 2000mm hose
(available with lances)
Dimensions Weight: 75kg
Dimensions: 860mm (H) x 560mm (D) x 500mm (W)
Manufacturer MP Filtri


Filter element - Standard length: Inorganic microfiber element CS 100 A01 A P01 - 1 μm absolute
CS 100 A03 A P01 - 3 μm absolute
CS 100 A06 A P01 - 6 μm absolute
CS 100 A10 A P01 - 10 μm absolute
CS 100 A25 A P01 - 25 μm absolute
Filter element - Standard length: Wire-mesh element CS 100 M25 A P01 - 25 μm
CS 100 M60 A P01 - 60 μm
Filter element - Extended length: Inorganic microfiber element CS 150 A01 A P01 - 1 μm absolute
CS 150 A03 A P01 - 3 μm absolute
CS 150 A06 A P01 - 6 μm absolute
CS 150 A10 A P01 - 10 μm absolute
CS 150 A25 A P01 - 25 μm absolute
Filter element - Extended length: Wire-mesh element CS 150 M25 A P01 - 25 μm
CS 150 M60 A P01 - 60 μm

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Our History

Founded in 1973, MacScott Bond Ltd has worked for 50 years, ensuring we play our part in providing the engineering excellence expected from being part of the MacTaggart Scott Group. With a rich heritage dating back to 1898, MacTaggart Scott is a trusted name in Scottish engineering, and MacScott Bond proudly upholds this legacy.

The company's commitment to delivering quality fluid power systems is evident through our portfolio of previous projects. MacScott Bond’s designs have stood the test of time and the quality of our construction of bespoke fluid power systems has always been a priority for our company.

From analysing initial requirements, intelligent design and through rigorous testing processes, the company ensures the creation of high-quality systems tailored to the specific needs of diverse sectors, including marine defense, civil, offshore, mining, and industrial.