Grade AO/AR - General Purpose Protection Particle removal down to 1 micron including coalesced liquid water and oil, providing a maximum remaining oil aerosol content of 0.6 mg/m3 (<0.5 ppm).
Grade AA/AAR
- High Efficiency Oil Removal Filtration
Particle removal down to 0.01 micron including water and oil aerosols, providing a maximum remaining oil aerosol content of 0.01 mg/m3 (<0.01 ppm) .
Grade ACS
- Activated Carbon Filtration
Oil vapour and hydrocarbon odour removal, giving a maximum remaining oil content of <0.003 mg/m3 (<0.003 ppm) (excluding methane)
Filter Grade | Filtration µm | Oil Contained mg/m³ | Dry pressureMpa | Wet pressureMpa | Working Hours |
PF | 25 | / | / | / | 8000 |
AO/AR | 1 | 0.6 | 0.007 | 0.014 | 8000 |
AA/AAR | 0.01 | 0.01 | 0.01 | 0.02 | 8000 |
AX | 0.01 | 0.001 | 0.02 | 0.04 | 8000 |
ACS | / | 0.003 | 0.007 | 0.03 | 1000 |