NF EN 1804-3:2020
Current
Current
The latest, up-to-date edition.
Machines for underground mines — Safety requirements for hydraulic powered roof supports — Part 3: Hydraulic and electro hydraulic control systems
Published date
01-12-2020
Publisher
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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, measuring devices, built-in pressure limiting and check valves in legs and rams and, as well emergency stop, start warning, blocking- and control unit when used as specified by the manufacturer or his authorized representative.
| Committee |
CEN/TC 19
|
| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 1804-3:2020 | Identical |
| EN 1804-3:2020 | Equivalent |
Summarise
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