BS EN 1866:2005

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Description of an extinguisher
6 Requirements
   6.1 Effective range of operating temperatures
        6.1.1 General
        6.1.2 Requirements
   6.2 Filling specifications
        6.2.1 Nominal charges
        6.2.2 Filling tolerances
   6.3 Duration of operation, residual mass and
        discharge range
        6.3.1 Duration of operation
        6.3.2 Maximum residual mass
        6.3.3 Discharge range
   6.4 Retention of charge
        6.4.1 General
        6.4.2 Propellant container
        6.4.3 Stored pressure extinguishers
        6.4.4 Acceptance levels
   6.5 Control valve
   6.6 Working position
   6.7 Hose and coupling
   6.8 Propelling agent
   6.9 Operation devices
        6.9.1 General
        6.9.2 Operating and jet control mechanisms
              devices
        6.9.3 Safety devices
        6.9.4 Discharge from water, water base, and
              foam extinguishers
        6.9.5 Pressure gauge
        6.9.6 Other characteristics
   6.10 Identification
        6.10.1 Colour
        6.10.2 Marking
   6.11 Periodical checking
7 Materials
   7.1 Materials for bodies
   7.2 Materials for operating devices and filling
       caps
   7.3 Materials for other components
8 Design and prototype testing
   8.1 Calculation design method
   8.2 Experimental design method
   8.3 Prototype testing
       8.3.1 Pressure test
       8.3.2 Burst test
   8.4 Macroscopic examination
   8.5 Attached parts
   8.6 Overfill pressure test
   8.7 Requirements for components subject to
       pressure
       8.7.1 Test conditions
       8.7.2 Requirements
9 Manufacturing
   9.1 General requirements
   9.2 Welded and brazed parts
       9.2.1 General
       9.2.2 Welding procedures
       9.2.3 Welding personnel
       9.2.4 Brazing procedures
       9.2.5 Brazing personnel
   9.3 Traceability
       9.3.1 Pressure retaining parts
       9.3.2 Operating devices, filling caps and
             hose assemblies
       9.3.3 Marking of the body
10 Inspection and testing during manufacturing
   10.1 Extinguisher bodies
        10.1.1 Non destructive examination personnel
        10.1.2 Non destructive testing
        10.1.3 Requirements
   10.2 Accessories and Fittings (excluding pressure
        relief devices and fittings to be ruptured
        on over pressure)
   10.3 Assemblies
11 Tests
   11.1 Temperature test
   11.2 Corrosion tests
        11.2.1 External corrosion test
        11.2.2 Internal corrosion test for water,
               water base and foam extinguishers
   11.3 Dielectric test
12 Fire performances
   12.1 Class A fire test object
        12.1.1 Powder extinguishers
        12.1.2 Water, water based and foam
               extinguishers
   12.2 Class B fire test object
        12.2.1 Powder extinguishers
        12.2.2 Water, water base and foam
               extinguishers
Annex A (informative) Classification of the different
         parts of an extinguisher subject to internal
         Pressure
Annex B (normative) Specifications for plastics
         components (except hoses, pistols and
         nozzles)
         B.1 General
         B.2 Requirements for plastics components
             subject to pressure
             B.2.1 General
             B.2.2 Burst under
             B.2.3 Temperature conditioning 60 degree C
             B.2.4 Ageing test - Xenon arc
             B.2.5 Impact test after ageing at 20 degree C
             B.2.6 Plastic/metal thread design (jet control
                   devices at the end of hoses are excluded)
Annex C (normative) Symbols of pressures
Annex D (normative) Test methods
         D.1 Test methods
         D.2 Duration of operation and residual mass
         D.3 Measurement of the force
         D.4 Measurement of the energy
         D.5 Measurement of leakage of the control valve
         D.6 Temperatures tests
         D.7 Internal corrosion test
Annex E (normative) Overfill pressure test
Annex F (normative) Test for burst pressure of hose and
         hose assembly and attached Components
Annex ZA (informative) Relationship between this European
         Standard and the essential requirements of EU
         Directive 97/23/EC
Bibliography

Defines characteristics, ratings and classification of mobile fire extinguishers and is applicable to mobile extinguishers with a total mass in excess of 20 kg.