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NEN EN 14591-4 : 2007 C1 2008
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The latest, up-to-date edition.
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EXPLOSION PREVENTION AND PROTECTION IN UNDERGROUND MINES - PROTECTIVE SYSTEMS - PART 4: AUTOMATIC EXTINGUISHING SYSTEMS FOR ROAD HEADERS
12-01-2013
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
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