DIN EN 1804-3:2021
地下矿山机器 液压动力顶板支架的安全要求 第3部分：液压和电液控制系统；德文版 EN 1804-3:2020
Machines for underground mines - Safety requirements for hydraulic powered roof supports - Part 3: Hydraulic and electro hydraulic control systems; German version EN 1804-3:2020
2019-03
- 标准号
- DIN EN 1804-3:2021
- 发布
- 2021年
- 发布单位
- 德国标准化学会
- 替代标准
- DIN EN 1804-3:2010
- DIN EN 1804-3:2019
- 当前最新
- DIN EN 1804-3:2021
- DIN EN 1804-3:2019
- 适用范围
- This document specifies the safety requirements for hydraulic and electro hydraulic control devices, including hydraulic valves and their control elements, valve combinations, control systems, pipes and hose assemblies, fittings, shut-off devices, measuring devices, filters, buil