# 选择（换向）阀-S&H系列

> S、H、SM和HM型阀是两位选择（换向）阀。S＆SM型两位选择（换向）阀用于将输入流量在两个不同液压回路选择（切换）。H和HM型两位选择（换向）阀用于增加浮动（或空转）功能。

所属技术：液压技术

## 系列介绍

S系列和SM附件阀是两位三通选择（换向）阀。它们用于将流量从一个泵流向一个或两个单独的液压管路中。例如两个彼此独立的单作用油缸。 H和HM系列附件阀是两位三通选择（换向）阀。它们与三位四通阀一起使用以提供浮动或空转。应用示例包括农用车，装载机和某些绞车。

## 技术参数

| 参数 | 值 | 单位 |
| --- | --- | --- |
| 与流体类型共同使用 | Hyxdraullic Oil |  |
| 连接尺寸 | #8, #10, #12, 1/2", 3/4", 1" |  |
| 最高运行温度 | +200 °F |  |
| 最大流速 | 10, 20, 30, 60 gal/min |  |
| 最低运行温度 | -40 °F |  |
| 启动类型 | Manual |  |
| 最大运行压力 | 3000,2000, 3000, 2000 psi |  |
| 连接类型 | SAE, NPT |  |
| 功能 | Selector Valve |  |
| 密封材料 | Nitrile |  |
| 调节机制 | 旋钮 |  |
| 阀体材料 | 高强度铸铁 |  |
| 重量 | 5.4,​​2.3,3.2 lb |  |

## 型号入口（首批）

- [H-12](https://hypher.com.cn/products/model/h-12-135b47aea86fa230/index.md)
- [H-75](https://hypher.com.cn/products/model/h-75-95597b6fec19e2d4/index.md)
- [HM-38](https://hypher.com.cn/products/model/hm-38-dc1fb9356c371849/index.md)
- [HM-50](https://hypher.com.cn/products/model/hm-50-23f83bc60504b020/index.md)
- [HM-8](https://hypher.com.cn/products/model/hm-8-4be8168cb6918b5b/index.md)
- [S-10](https://hypher.com.cn/products/model/s-10-7f415920ca2834d6/index.md)
- [S-100](https://hypher.com.cn/products/model/s-100-add599a0c9ee9aa3/index.md)
- [S-12](https://hypher.com.cn/products/model/s-12-ea6c574431f429cf/index.md)
- [S-16](https://hypher.com.cn/products/model/s-16-8736800bb3c1de81/index.md)
- [S-50](https://hypher.com.cn/products/model/s-50-5e4022b712bacf5d/index.md)
- [S-75](https://hypher.com.cn/products/model/s-75-e2e7503b755632e0/index.md)
- [S-8](https://hypher.com.cn/products/model/s-8-6d120e3411e4d1ff/index.md)
- [SM-38](https://hypher.com.cn/products/model/sm-38-b44528baaa4aba47/index.md)
- [SM-50](https://hypher.com.cn/products/model/sm-50-6e0263baa943a17e/index.md)
- [SM-8](https://hypher.com.cn/products/model/sm-8-9d2f719ede87fa58/index.md)

## 技术资料与 CAD

- [Selector Valve Catalog - S & H Series](https://hypher.com.cn/library-assets/22af3731f4819e413e61e5d310e90223267c63bc730ea00961c4ba2cf6a440a0.pdf)：document
- [查看目录](https://hypher.com.cn/library-assets/0a919171e431798297738f32f13c7713feb63b46eaba3f9234eaa4b21a120e5c.pdf)：document

资料来源：[原始系列资料](https://ph.parker.com/cn/zh/product-list/selector-valve-s-h-series)

价格、库存和交期请联系上海海费确认。更多型号和资料见 [完整系列页面](https://hypher.com.cn/products/hydraulics/selector-valve-s-h-series)；[联系技术支持](https://hypher.com.cn/contact)