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EN 1804-3:2006 +A1:2010 Standard

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  Keywords:

#valves #devices #rams #legs #pressure

  Directive

Machinery (MD) Directive (2006/42/EC)

  Last Official Journal reference

Thursday 7th of November 2019

  Description:

Machines for underground mines - Safety requirements for hydraulic powered roof supports - Part 3: Hydraulic control systems

  Purpose

This document specifies the safety requirements for 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, built-in pressure limiting and check valves in legs and rams and water spraying and dust suppression valves when used as specified by the manufacturer or his authorized representative. Excluded are electronic control devices, pressure generators, and internal valves of legs and rams (e.g. constant yield valves, see EN1804-2).

  Publication

Friday 9th of March 2018

  Amendment

This standard is an amendment for "EN 1804-3:2006"

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