UNI EN 3-5 : 1998

Foreword
1 Scope
2 Normative references
3 Effective range of operating temperature and
      resistance of mechanical parts
3.1 General
3.2 Requirements
4 Requirements for components
4.1 Operation and jet control mechanisms/devices
4.2 Safety devices
4.3 Discharge from water based extinguishers
4.4 Hose and coupling systems
4.5 Control valve
4.6 Mechanical resistance
4.7 Pressure indication
4.8 Horns for carbon dioxide extinguishers
4.9 Design of the filling opening
5 Resistance to corrosion
5.1 External corrosion test
5.2 Internal corrosion test for extinguishers using
      water based media
6 Extinguisher mounting bracket
7 Extinguisher identification
7.1 Colour
7.2 Marking
8 Periodic checking
Annex A (normative) Range of operating temperatures
Annex B (normative) Measurement of the forces and
        energy
Annex C (informative) Example of operation and emission
        control mechanisms/devices
Annex D (normative) Burst pressure hose (coupling systems)
Annex E (normative) Control valve test
Annex F (normative) Impact test
Annex G (normative) Test on the horn
Annex H (normative) Resistance to corrosion
Annex I (informative) Marking
Annex J (normative) Pictograms representing the type
        of fire

Deals with portable fire extinguishers and specifies the characteristics of: the identification of the extinguisher; the requirements for components; the effective range of operating extinguishers; the resistance to corrosion; the identification; the brackets; the periodical checking.