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SN EN 14591-4 : 2007 CORR 2008

Current
Current

The latest, up-to-date edition.

EXPLOSION PREVENTION AND PROTECTION IN UNDERGROUND MINES - PROTECTIVE SYSTEMS - PART 4: AUTOMATIC EXTINGUISHING SYSTEMS FOR ROAD HEADERS
Published date

01-12-2013

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
    4.1 General
    4.2 Functional requirements
         4.2.1 General
         4.2.2 Sensors
         4.2.3 Extinguishing agent containers
         4.2.4 Electronic control and discharge unit
         4.2.5 Power supply and emergency power supply
    4.3 Other requirements
5 Special requirements
    5.1 General
    5.2 Mechanical strength
    5.3 Vibration and impact resistance
    5.4 Maintenance-friendly design
6 Requirements for sensor systems
    6.1 General
    6.2 Testing and monitoring
    6.3 Resistance to interference/electromagnetic
         compatibility (EMC)
7 Requirements for signal-processing electronics
    7.1 General
    7.2 Triggering
    7.3 Monitoring functions
    7.4 Status displays
    7.5 Resistance to interference/electromagnetic
         compatibility (EMC)
8 Extinguishing system
    8.1 General
    8.2 Extinguishing agent containers
9 Marking
10 Information for use
Annex ZA (informative) Relationship between this European
                       Standard and the Essential
                       Requirements of EU 94/9/EC
Bibliography

Specifies requirements for automatic explosion extinguishing systems for roadheader machines (selective cut heading machines) in roadheader drivages where these systems automatically detect the initial phase of a firedamp explosion which has been initiated by the cutter head of a roadheader machine and extinguish it at the roadhead in such a way that the roadway drivage team is not put at risk.

Committee
INB/NK 2305
DevelopmentNote
CORR 2008 is only available in English. (01/2015)
DocumentType
Standard
PublisherName
Swiss Standards
Status
Current
Supersedes

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