Fushiman Co.
Fushiman PLG41 Pressure Reducing Valves
Manufacturer: Fushiman Co.,LTD.
Model: PLG41
| Model | Nominal Diameter | Primary Pressure | Secondary Side Setting Range | Maximum Operating Temperature | Body Material | Connection |
|---|---|---|---|---|---|---|
| PMD31L | 20･25 | MAX. 400kPa | 0.3～35kPa | 80℃ | SCS | Threaded, Flange |
- PPD41L-3 Type Pressure Relief Valve is for low-pressure applications.
- The valve body is equipped with a sealing rubber, so the sealing performance when closing is excellent.
- The valve body material is stainless steel, so no special attention is required for rust prevention.
- If the capacity is insufficient, please use the PLG61-2 type pressure relief valve.
Specifications and Materials
| Fluid | Nominal Diameter | Pressure kPa | Tempera -ture (°C) |
Main Material | Pipe Connec-tion | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pri-mary Side | Secondary Side Setting Range | Valve Body | Lower Cover | Spring Protec- tion Tube |
Valve Body & Valve Seat | Diaph-ragm | |||||
| Air and other non-corrosive gases | 20-25 | 2.3 – 400 | #1 #2 #3 #4 #5 | 0.3-1.0 0.8-5.0 2.0-10 6.0-20 15-35 | 0 – 80 | Stainless Steel Cast Steel | Stainless Steel | Aluminum Alloy Cast | Stainless Steel (Valve Seat Surface) [with Synthetic Rubber installed] | Synthetic Rubber | JIS Rc Threaded And Flange JIS 10K Full Face |
Performance
| Minimum Set Differential Pressure | 2kPa | |
|---|---|---|
| Offset | Approximately 15% or less of the maximum set pressure (minimum value 0.4 kPa) | |
| Closing Pressure Rise | Approximately 0.4 kPa | |
| Minimum Adjustable Flow Rate (Air) | Approximately 0.3m³/h (Standard Conditions) | |
| Valve Seat Leakage | 0.01% or less of rated flow rate | |
| Cv Value | 1 (#1•2), 1.3 (#3–5) | |
| Maximum Flow Rate | Set Pressure ≤ 5.0 kPa | 20m³/h (Standard Conditions) |
| Set Pressure > 5.0 kPa | 30m³/h (Standard Conditions) | |
Structure and Dimensions
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