Manufacturer: Venn Co., Ltd.
Model: WVD-02
Features
- Stable operation is easy to achieve by adjusting the needle valve opening to suit the usage conditions.
- In addition, it functions as a pump relief valve in a closed circuit and closes quickly when the pump stops.
- Moreover, the main valve and pilot valve can be easily disassembled.
- As a result, maintenance tasks such as adjustment, repair, and parts replacement are simple.
- Furthermore, the lift-limiting mechanism helps control and limit overflow.
Specifications
| Product code | WVD02-B | WVD02-L |
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| Valve type | Differential pressure control valve |
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| Nominal diameter | 80-200 (3-8) |
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| Applicable fluid | Water / hot water |
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| Fluid temperature | 5-60 ° C |
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| Primary side applied pressure | 1.0MPa or less |
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| Set differential pressure adjustment range | 0.05-0.3MPa |
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| Blow-down pressure | Set pressure x 20% or less (minimum value 0.03MPa) |
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| Accumulation | Within 0.05MPa |
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| End connection | JIS 10K RF flange |
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| Pressure resistance test (water pressure) | 1.5MPa at water pressure |
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| Mounting posture | Horizontal / vertical |
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| Material body | FC | FCD |
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| Material Valve seat | CAC406 |
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| Material parts | NBR |
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| Basic valve painting inner surface | Liquid epoxy resin for water supply |
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