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Name | DDp+ | PDp+ | DD+ | PD+ | UD+ |
---|---|---|---|---|---|
Grade | Rough | Fine | Rough | Fine | Ultimate |
Contaminant | Dry dust | Oil aerosol/wet dust |
Name | DD+ | PD+ | UD+ | QD+ | QDT+ |
---|---|---|---|---|---|
Grade | Rough | Fine | Ultimate | Basic | Optimal |
Contaminant | Oil aerosol/wet dust | Oil vapor |
Name | DDp+ | PDp+ | DD+ | PD+ | UD+ |
---|---|---|---|---|---|
Grade | Rough | Fine | Rough | Fine | Ultimate |
Contaminant | Dry dust | Oil aerosol/wet dust |
Name | DD+ | PD+ | UD+ | QD+ | QDT+ |
---|---|---|---|---|---|
Grade | Rough | Fine | Ultimate | Basic | Optimal |
Contaminant | Oil aerosol/wet dust | Oil vapor |
ISO 8573-1:2010 class | Solid particles | Water | Oil (aerosol, liquid, vapor) | ||
---|---|---|---|---|---|
Wet conditions | Dry conditions | ||||
As specified by the customer* | Oil-free compressor | ||||
1 | DD+ & PD+ | DDp+ & PDp+ | Desiccant dryer | DD+ & PD+ | & QD+/QDT |
UD+ | UD+ | & QD+/QDT | |||
2 | DD+ | DDp+ | Desiccant dryer, rotary drum dryer | DD+ & PD+ | |
UD+ | |||||
3 | DD+ | DDp+ | Desiccant dryer, membrane dryer, rotary drum dryer | DD+ | |
4 | DD+ | DDp+ | Membrane dryer, refrigerant dryer | DD+ | |
5 | DD+ | DDp+ | Membrane dryer, refrigerant dryer | – | |
6 | – | – | Membrane dryer, refrigerant dryer | – |
Name | DDp+ | PDp+ | DD+ | PD+ | UD+ |
---|---|---|---|---|---|
Grade | Rough | Fine | Rough | Fine | Ultimate |
Contaminant | Dry dust | Oil aerosol/wet dust |
Name | DD+ | PD+ | UD+ | QD+ | QDT+ |
---|---|---|---|---|---|
Grade | Rough | Fine | Ultimate | Basic | Optimal |
Contaminant | Oil aerosol/wet dust | Oil vapor |