BS EN 12094-1:2003

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
   3.1 Terms and definitions
   3.2 Abbreviations
4 Functional requirements
   4.1 General
   4.2 Environmental class
   4.3 Signal processing and indication
   4.4 Reception and processing of input triggering signals
   4.5 Transmission of extinguishing signal
   4.6 Activation of alarm devices
   4.7 Indication of the supply with power
   4.8 Activated condition
   4.9 Indication of activated condition
   4.10 Released condition
   4.11 Indication of released condition
   4.12 Resetting of the activated condition and the released
        condition
   4.13 Fault warning condition
   4.14 Indication of fault warning condition
   4.15 Disabled condition
   4.16 Indication of Disabled condition
   4.17 Delay of extinguishing signal (Option with requirements)
   4.18 Signal representing the flow of extinguishing agent
        (Option with requirements)
   4.19 Monitoring of the status of components (Option with requirements)
   4.20 Emergency hold device (Option with requirements)
   4.21 Control of flooding time (Option with requirements)
   4.22 Initiation of secondary flooding (Option with requirements)
   4.23 Manual only mode (Option with requirements)
   4.24 Triggering signals to equipment within the system
        (Option with requirements)
   4.25 Extinguishing signals to spare cylinders (Option with
        requirements)
   4.26 Triggering of equipment outside the system (Option with
        requirements)
   4.27 Emergency abort device (Option with requirements)
   4.28 Control of extended discharge (Option with requirements)
   4.29 Release of the extinguishing media for selected flooding
        zones (Option with requirements)
   4.30 Activation of alarm devices with different signals
        (Option with requirements)
5 Design requirements
   5.1 General
   5.2 Mechanical design
   5.3 Manual control
   5.4 Visible indicators
   5.5 Audible indicators
   5.6 Electrical design of components
   5.7 Circuit design
6 Additional design requirements for software controlled e.c.d.s
   6.1 General
   6.2 Software design
   6.3 Program monitoring
   6.4 Storage of program and data
   6.5 Monitoring of memory contents
   6.6 Operating of the e.c.d. in the events of a system fault
7 Marking
8 Documentation
9 Test
   9.1 General test requirements
   9.2 Functional tests
   9.3 Environmental test
   9.4 Damp heat, cyclic (Operational)
   9.5 Sulphur dioxide (SO[2]) corrosion (endurance)
10 Evaluation of conformity
   10.1 General
   10.2 Initial type testing
   10.3 Factory production control
Annex A (normative) Summary of indications
Annex B (informative) Design requirements for software
        controlled e.c.d.
Annex ZA (informative) Clauses of this European Standard addressing
          the provision of the EU Construction Products Directive
      ZA.0 Scope of this annex
      ZA.1 Relationship between EU Directive and this European
           Standard
      ZA.2 Procedure for the attestation of conformity of e.c.d.s
      ZA.3 CE marking
      ZA.4 EC certificate and declaration of conformity
Bibliography

Defines requirements and test methods for electrical automatic control and delay devices (e.c.d.) for use in combination with automatic fire detection and fire alarm systems and CO[2]-, Inert Gas- or Halocarbon Gas-Fire Extinguishing Systems installed in buildings.

This European standard specifies requirements and test methods for electrical control and delay devices for use in combination with automatic fire detection systems and CO2 extinguishing systems installed in buildings. EN 12094-1 is prepared in liaison with CEN/TC 72.