DRE(E)系列比例减压阀
DRE(E)系列比例减压阀

The DRE(E) series proportional pressure reducing valve is a state-of-the-art hydraulic component that delivers precise and reliable pressure control in various industrial applications. With its advanced features, exceptional performance, and robust construction, this valve offers a solution that optimizes system efficiency and enhances productivity.
The DRE(E) series proportional pressure reducing valve offers precise and reliable pressure control for hydraulic systems. With exceptional proportional control, pressure reduction function, high flow capacity, and fast response time, this valve provides accurate pressure regulation and safeguards downstream components. By following the recommended usage methods and maintenance guidelines, you can harness the full potential of this valve and achieve enhanced performance in your hydraulic applications. Upgrade your hydraulic system today with the DRE(E) series proportional pressure reducing valve and experience optimal pressure control with precision and reliability.
DRE(E) Series Proportional Pressure Reducing Valve Key Characteristics:
- 比例控制:
- The DRE(E) series valve boasts exceptional proportional control capabilities, enabling precise adjustment of pressure levels.
- This advanced control feature ensures accurate pressure regulation tailored to specific system requirements, promoting efficient and optimized performance.
- Pressure Reduction Function:
- Equipped with a pressure reduction function, this valve efficiently lowers the incoming pressure to a predefined setpoint.
- By accurately reducing the pressure, the valve protects downstream components, preventing damage and ensuring stable system operation.
- 高流量:
- The DRE(E) series valve is designed to handle high flow rates, making it suitable for applications that require substantial fluid volumes.
- Its high flow capacity enables efficient operation even in demanding industrial environments.
- 快速响应时间:
- With an impressive response time, this valve allows for rapid adjustments to pressure changes within the system.
- The fast response ensures precise control, minimizing pressure fluctuations and promoting stable and consistent system performance.
DRE(E) Series Proportional Pressure Reducing Valve Parameter:
| 一般的 | |||||
| 体液 | 适用于 NBR 和 FKM 密封件的矿物油 | ||||
| FKM密封用磷酸酯 | |||||
| 流体温度范围 | ℃ | -30 至 +80(丁腈橡胶密封) | |||
| -20 至 +80(FKM 密封圈) | |||||
| 粘度范围 | 毫米2/秒 | 2.8 to 380 | |||
| 污染程度 | 允许的最大流体污染程度:9级。NAS 1638或20/18/15,ISO4406 | ||||
| 最大工作压力 | Port A,B | 酒吧 | 315 | ||
| Y端口 | 与储罐分离且压力为零 | ||||
| 最大设定压力 | A 港 | 酒吧 | 50; 100; 200; 315 | ||
| 最小可设定压力 | A 港 | 关于流量(Q),请参见特征曲线。 | |||
| Pressure at current value 0 in port A | =Min. settable pressure (Refer to the characteristic curve ) | ||||
| 最大安全压力(无级可调) | 设定压力 | 最大安全压力下的压力范围 | |||
| 50巴 | 10-60+20 bar | ||||
| 100巴 | 10-120+20 bar | ||||
| 200巴 | 10-220+20 bar | ||||
| 315 巴 | 10-340+20 bar | ||||
| 最大压力安全设定条件 | When rated pressure=50 bar, between 60~80 bar | ||||
| When rated pressure=100 bar, between 120~140 bar | |||||
| When rated pressure=200 bar, between 220~240 bar | |||||
| When rated pressure=315 bar, between 340~360 bar | |||||
| 尺寸 | 10 | 25 | 32 | ||
| 最大流量 | 升/分钟 | 80 | 200 | 300 | |
| Pilot flow-rate (for pilot valve) | 升/分钟 | 0.7 至 2 | |||
| 线性 | ±3.5% | ||||
| 重复性 | <±2% | ||||
| 滞后 | 扭动 | 没有抖动 | |||
| ±2.5% Pmax( 200Hz, amplitude 200mAsss) | ±4.5% Pmax | ||||
| 切换时间 | 100 to 300ms (undependent with the system) | ||||
| 电气数据 | |||||
| 力量 | 直流 | ||||
| 最小螺线管电流 | 毫安 | 100 | |||
| 最大螺线管电流 | 毫安 | 800 | |||
| 线圈电阻 | 19.5Ω at 20℃, Max. warm value :28.8Ω | ||||
| 工作状态 | 连续的 | ||||
| Max. ambient temperature range | +50℃ | ||||
| 电气连接 | Plug-in connector to DIN 43650/2+SL/PG11 | ||||
| 绝缘符合 DIN 40 050 标准 | IP 65 | ||||
| 放大器 | VT2000 | ||||
DRE(E) Series Proportional Pressure Reducing Valve Advantages:
• 用于底部底板安装
• Installation face follow DIN 24340 D and ISO 5781
• 用于油路堵塞安装
• 四个压力范围
• 最高压力防护结构(可选)
• 配套电子放大器 VT-2000 型(需另行订购)
Usage Method Of DRE(E) Series Proportional Pressure Reducing Valve :
- 系统评估:
- Evaluate your hydraulic system’s requirements, considering flow rate, pressure range, and system dynamics.
- Determine whether the proportional pressure control offered by the DRE(E) series valve aligns with your system’s needs.
- 阀门选择:
- Select the appropriate variant of the DRE(E) series valve based on your system parameters and performance requirements.
- 考虑流量、压力范围以及与其他系统组件的兼容性等因素,以确保最佳功能。
- 安装:
- 请仔细遵循制造商的安装说明,以确保正确放置并安全安装阀门。
- 将阀门正确放置在液压系统内,考虑流体流动方向和维护方便性等因素。
- 压力设定:
- Set the desired pressure level by adjusting the valve’s control mechanism according to the manufacturer’s guidelines.
- 确保设定点符合您系统的具体要求。
How To Remove A Shower Valve Cartridge?
Removing a shower valve cartridge may vary depending on the specific model and manufacturer. However, here is a general step-by-step guide that can help you remove a shower valve cartridge:
- Turn off the Water Supply: Locate the main water shut-off valve for your shower and turn it off to cut off the water supply. This step is essential to prevent any water flow while you work on removing the cartridge.
- Remove the Shower Handle: Most shower handles have a screw or decorative cap at the base. Look for this screw or cap and remove it using a screwdriver or by gently prying it off. Once removed, take off the handle by pulling it straight out.
- Access the Cartridge: Depending on the type of shower valve you have, you may need to remove additional parts to access the cartridge. This can include a trim plate or escutcheon that covers the valve. Use a screwdriver to remove any screws holding these parts in place and gently pull them away.
- Remove the Retaining Clip or Nut: Look for a retaining clip or nut that holds the cartridge in place. This clip or nut is usually located on the top of the cartridge and secures it to the valve body. Use pliers or an adjustable wrench to loosen and remove the clip or nut.
- Remove the Cartridge: Once the retaining clip or nut is removed, you can proceed to pull out the cartridge. Grip the cartridge firmly and pull it straight out of the valve body. If it is stuck, you may need to wiggle it gently or use a cartridge removal tool specific to your shower valve model.
- 清洁和检查: With the cartridge removed, take a moment to clean any debris or sediment from the valve body using a soft brush or cloth. Inspect the cartridge for any signs of damage or wear. If necessary, replace the cartridge with a new one that matches the model and make of your shower valve.
- Reassemble and Test: Once you have cleaned or replaced the cartridge, reassemble the shower valve by following the steps in reverse order. Make sure all parts are securely in place. Turn on the water supply and test the shower to ensure there are no leaks and that the new cartridge is functioning properly.
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液压缸应用:
