Pressure reducing valve (for water / liquid / door-to-door water supply), constant flow valve, water hammer preventer RD-52 type door-to-door water pressure reducing valve (for water / hot water)
The RD-52 type is a stainless steel door-to-door water pressure reducing valve used for small-capacity water supply and hot water supply.
Please use the RD-20 type series for high pressure.
Please use the RD-20 type series for high pressure.
Major features
- Uses rubber member FKM.
- Hygienic structure without liquid pool.
- Reliable operation from low differential pressure to high differential pressure.
- Even after construction, the water pressure test can be performed with the pressure reducing valve installed.
- Easy and simple new test gag method adopted.
specification
| Product code | RD52-DH3 | RD52-DL1 | RD52-DM2 |
|---|---|---|---|
| Valve type | Pressure reducing valve for door-to-door water supply | Pressure reducing valve for door-to-door water supply | Pressure reducing valve for door-to-door water supply |
| Nominal diameter | 20 (3/4) | 20 (3/4) | 20 (3/4) |
| Applicable fluid | Tap water / hot water | Tap water / hot water | Tap water / hot water |
| Fluid temperature | 5 to 90 ° C | 5 to 90 ° C | 5 to 90 ° C |
| Primary side applied pressure | 1.0MPa or less | 1.0MPa or less | 1.0MPa or less |
| Secondary adjustment pressure range (set pressure) | 0.20-0.30MPa (0.25MPa) | 0.05-0.12MPa (0.08MPa) | 0.11 to 0.23MPa (0.20MPa) |
| Nameplate color | Red | Green | Blue |
| Maximum decompression ratio | 10: 1 | 10: 1 | 10: 1 |
| Minimum differential pressure before and after the valve | 0.02MPa | 0.02MPa | 0.02MPa |
| Rated flow rate | 50L / min (differential pressure 0.1MPa or more) | 50L / min (differential pressure 0.1MPa or more) | 50L / min (differential pressure 0.1MPa or more) |
| End connection | JIS R c3 / 4 screw | JIS R c3 / 4 screw | JIS R c3 / 4 screw |
| Mounting posture | Horizontal / vertical freedom (excluding strainer cap upward) | Horizontal / vertical freedom (excluding strainer cap upward) | Horizontal / vertical freedom (excluding strainer cap upward) |
| accessories | Insulation case (self-extinguishing), test gag | Insulation case (self-extinguishing), test gag | Insulation case (self-extinguishing), test gag |
| strainer | 60 mesh | 60 mesh | 60 mesh |
| Material body | SCS | SCS | SCS |
| Material diaphragm | FKM | FKM | FKM |
| Material disc | FKM | FKM | FKM |
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