TRF
Return line filter
The TRF is installed on the return line of the reservoir tank just before the reservoir tank to prevent contaminants from entering the tank.
- Installed directly on the tank surface and able to be set for IN side piping only.
Specifications
| Items | ||
| Standard specifications | Possible corresponding specifications / options, etc. | |
| Corresponding fluid | Mineral oil | Phosphate ester oil, water glycol oil |
| Maximum working pressure | 0～1MPa | - |
| Indicator | n/a | Select from visual type, electric contact type, and electric contact type (micro capacity) |
| Relief valve (Bypass) | n/a | Installation optional |
| Connection | Rc threaded type | Can be modified with an optional weld flange type |
| Magnet | - | - |
Model
- Model number
- Element
- Seals
Model example：G-TRF-08-10U-IVN |
| Code | Fluid type |
| - | Mineral oil |
| F | Phosphate ester oil |
| G | Water glycol oil |
| Code | Inner diameter |
| 06 | Rc3/4 (20A) |
| 08 | Rc1 (25A) |
| 10 | Rc1 1/4 (32A) |
| 12 | Rc1 1/2 (40A) |
| 16 | Rc2 (50A) |
| 20 | Rc2 1/2 (65A) |
| 24 | Rc3 (80A) |
| Code | Filtration |
| Micro-glass element | |
| 3C | 3μm |
| 8C | 8μm |
| 25C | 25μm |
| Cellulose | |
| 10U | 10μm |
| 20U *3 | 20μm |
| 40U *3 | 40μm |
| SUS Mesh | |
| 5UW | 5μm |
| 10UW | 10μm |
| 20UW | 20μm |
| 40UW | 40μm |
| 50UW | 50μm |
| 200W | 200Mesh |
| 150W | 150Mesh |
| 100W | 100Mesh |
| 60W | 60Mesh |
| (1) | Indicator | |
| Plug | ||
| - | - | |
| I | Visual type | Reverse side of the outlet port |
| UR | Right side when viewed from outlet port | |
| UL | Left side when viewed from outlet port | |
| (2) | Relief valve (Bypass) | |
| K | - | |
| V | Attached | |
| (3) | Companion flange | |
| - | - | |
| N | With | |
| *1 | For fluids other than the above fluids. |
| *2 | For general oil-based fluid specifications and water glycol oil specifications, the filtering material and design may be differ even with the same filtration accuracy. |
| *3 | 20U and 40U unsuitable for water-glycol based oils |
Model example：P-G-TRF-08-10U |
Elements
| Code | Fluid type |
| - | Mineral oil |
| F | Phosphate ester oil |
| G | Water glycol oil |
| Code | Inner diameter |
| 06 | Rc3/4 (20A) |
| 08 | Rc1 (25A) |
| 10 | Rc1 1/4 (32A) |
| 12 | Rc1 1/2 (40A) |
| 16 | Rc2 (50A) |
| 20 | Rc2 1/2 (65A) |
| 24 | Rc3 (80A) |
| Code | Filtration |
| Micro-glass element | |
| 3C | 3μm |
| 8C | 8μm |
| 25C | 25μm |
| Cellulose | |
| 10U | 10μm |
| 20U *3 | 20μm |
| 40U *3 | 40μm |
| SUS Mesh | |
| 5UW | 5μm |
| 10UW | 10μm |
| 20UW | 20μm |
| 40UW | 40μm |
| 50UW | 50μm |
| 200W | 200Mesh |
| 150W | 150Mesh |
| 100W | 100Mesh |
| 60W | 60Mesh |
| *1 | For fluids other than the above fluids. |
| *2 | For general oil-based fluid specifications and water glycol oil specifications, the filtering material and design may be differ even with the same filtration accuracy. |
| *3 | 20U and 40U unsuitable for water-glycol based oils |
Model example：SA-F-TRF-06-N |
| Code | Fluid type |
| - | Mineral oil |
| F | Phosphate ester oil |
| G | Water glycol oil |
| Code | Inner diameter |
| 06 | Rc3/4 (20A) |
| 08 | Rc1 (25A) |
| 10 | Rc1 1/4 (32A) |
| 12 | Rc1 1/2 (40A) |
| 16 | Rc2 (50A) |
| 20 | Rc2 1/2 (65A) |
| 24 | Rc3 (80A) |
| (3) | Companion flange |
| - | n/a |
| N | Attached |
| *1 | For fluids other than the above fluids. |
| *2 | For overhaul : all packings and o-rings used in oil filter housing |
