AS 3689.2-1991

1 - AS 3689.2-1991 AUTOMATIC FIRE EXTINGUISHING SYSTEMS USING HALOGENATED HYDROCARBONS - MECHANICAL COMPONENTS
4 - PREFACE
5 - CONTENTS
7 - SECTION 1 SCOPE AND GENERAL
7 - 1.1 SCOPE
7 - 1.2 REFERENCED DOCUMENTS
7 - 1.3 DEFINITIONS
7 - 1.3.1 Normal service pressure
7 - 1.3.2 Halon 1301
7 - 1.3.3 Maximum service pressure
7 - 1.3.4 Mi nimum service pressure
7 - 1.3.5 Container valve
7 - 1.3.6 Valve actuator
7 - 1.3.7 Directional valve
7 - 1.3.8 Check valve
7 - 1.3.9 Normative
7 - 1.4 INTERPRETATION OF SPECIFIED LIMITING VALUES
7 - 1.5 COMPONENT COMPLIANCE
8 - SECTION 2 CONTAINERS
8 - 2.1 DESIGN REQUIREMENTS
8 - 2.1.1 General
8 - 2.1.2 Operating temperature range
8 - 2.1.3 Pressure relief device
8 - 2.1.4 Colour identification
9 - SECTION 3 CONTAINER VALVES
9 - 3.1 DESIGN REQUIREMENTS
9 - 3.1.1 General
9 - 3.2 PERFORMANCE REQUIREMENTS
9 - 3.2.1 General
9 - 3.2.2 Valve body strength
9 - 3.2.3 Valve sealing
9 - 3.2.4 Temperature cycling of the valve
9 - 3.2.5 Operating force
9 - 3.2.6 Operation of the valve
9 - 3.2.7 Operational reliability of the valve
9 - 3.2.8 Impact test
9 - 3.2.9 Corrosion test
9 - 3.2.10 Vibration test
9 - 3.3 EQUIVALENT LENGTH
10 - SECTION 4 VALVE ACTUATORS
10 - 4.1 SOLENOID OPERATED ACTUATORS
10 - 4.1.1 General
10 - 4.1.2 Operation
10 - 4.2 PNEUMATICALLY OPERATED ACTUATORS
10 - 4.2.1 General
10 - 4.2.2 Operation
10 - 4.3 PYROTECHNICALLY OPERATED ACTUATORS
10 - 4.3.1 General
10 - 4.3.2 Operation
10 - 4.4 ASSOCIATED MANUAL OPERATING MECHANISMS
11 - SECTION 5 CONTAINER PRESSURE GAUGES
11 - 5.1 CONTAINER PRESSURE GAUGES
11 - 5.1.1 General
11 - 5.1.2 Marking
11 - SECTION 6 CHECK VALVES
11 - 6.1 DESIGN REQUIREMENTS
11 - 6.1.1 General
11 - 6.1.2 Operating temperature limits
11 - 6.2 HEALTH AND SAFETY
11 - 6.3 PERFORMANCE REQUIREMENTS
11 - 6.3.1 General
11 - 6.3.2 Standard pressure test
11 - 6.3.3 Valve body strength
11 - 6.3.4 Valve sealing
11 - 6.3.5 Leakage
11 - 6.4 EQUIVALENT LENGTH
12 - SECTION 7 DIRECTIONAL VALVES
12 - 7.1 DESIGN REQUIREMENTS
12 - 7.1.1 General
12 - 7.1.2 Operating temperature limits
12 - 7.2 HEALTH AND SAFETY
12 - 7.3 PERFORMANCE REQUIREMENTS
12 - 7.3.1 General
12 - 7.3.2 Standard pressure test
12 - 7.3.3 Valve body strength
12 - 7.3.4 Valve sealing
12 - 7.3.5 Leakage
12 - 7.4 EQUIVALENT LENGTH
13 - SECTION 8 NOZZLES
13 - 8.1 DESIGN REQUIREMENTS
13 - 8.1.1 General
13 - 8.1.2 Size and flow rates
13 - 8.1.3 Fl ow rate and cross-sectional determination
13 - 8.2 HEALTH AND SAFETY
13 - 8.3 PERFORMANCE REQUIREMENTS
13 - 8.3.1 General
13 - 8.3.2 Area of coverage
13 - 8.3.3 Corrosion
13 - 8.3.4 Nozzle body strength
13 - 8.4 RECTANGULAR ENCLOSURE COVERAGE
15 - SECTION 9 FLEXIBLE HOSE AND HOSE CONNECTIONS
15 - 9.1 DESIGN REQUIREMENTS
15 - 9.1.1 General
15 - 9.1.2 Operating temperature limits
15 - 9.2 HEALTH AND SAFETY
15 - 9.3 PERFORMANCE REQUIREMENTS
15 - 9.3.1 General
16 - APPENDIX A - MECHANICAL COMPONENT TEST SCHEDULE
16 - A1 SCOPE
16 - A2 NUMBER OF COMPONENTS
16 - A3 TEST SEQUENCE
16 - A3.1 Containers, container valves and actuators
16 - A3.2 Check valves and directional valves
17 - A3.3 Nozzles
17 - A3.4 Flexible hose
18 - APPENDIX B - DETERMINATION OF RESISTANCE TO INTERNAL PRESSURE OF VALVES AND ACCESSORIES
18 - B1 SCOPE
18 - B2 PRINCIPLE
18 - B3 APPARATUS
18 - B4 PROCEDURE
18 - B5 REPORTING OF RESULTS
18 - APPENDIX C - DETERMINATION OF VALVE SEALING
18 - C1 SCOPE
18 - C2 PRINCIPLE
18 - C3 APPARATUS
18 - C4 PROCEDURE
18 - C5 REPORTING OF RESULTS
19 - APPENDIX D - DETERMINATION OF RESISTANCE OF A VALVE AND CONTAINER TO TEMPERATURE CYCLING
19 - D1 SCOPE
19 - D2 PRINCIPLE
19 - D3 APPARATUS
19 - D4 PROCEDURE
19 - D5 REPORTING OF RESULTS
20 - APPENDIX E - DETERMINATION OF THE FORCE REQUIRED TO OPERATE MANUALLY OPERATED MECHANICAL CONTAINER VALVE CONTROLS
20 - E1 SCOPE
20 - E2 PRINCIPLE
20 - E3 APPARATUS
20 - E4 PROCEDURE
20 - E5 REPORTING OF RESULTS
20 - APPENDIX F - DETERMINATION OF THE OPERATION OF A VALVE AT MINIMUM AND MAXIMUM PRESSURES
20 - F1 SCOPE
20 - F2 PRINCIPLE
20 - F3 APPARATUS
20 - F4 PROCEDURE
20 - F5 REPORTING OF RESULTS
21 - APPENDIX G - DETERMINATION OF THE OPERATIONAL RELIABILITY OF A VALVE
21 - G1 SCOPE
21 - G2 PRINCIPLE
21 - G3 APPARATUS
21 - G4 PROCEDURE
21 - G5 REPORTING OF RESULTS
22 - APPENDIX H - DETERMINATION OF THE RESISTANCE OF A VALVE TO IMPACT
22 - H1 SCOPE
22 - H2 PRINCIPLE
22 - H3 PROCEDURE
22 - H4 REPORTING OF RESULTS
24 - APPENDIX I - DETERMINATION OF THE RESISTANCE OF A VALVE TO CORROSION
24 - I1 SCOPE
24 - I2 PRINCIPLE
24 - I3 APPARATUS
24 - I4 PROCEDURE
24 - I5 REPORTING OF RESULTS
26 - APPENDIX J - DETERMINATION OF RESISTANCE OF A VALVE AND ITS ACCESSORIES TO VIBRATION
26 - J1 SCOPE
26 - J2 PRINCIPLE
26 - J3 APPARATUS
26 - J4 PROCEDURE
26 - J5 REPORTING OF RESULTS
27 - APPENDIX K - DETERMINATION OF EQUIVALENT LENGTH
27 - K1 SCOPE
27 - K2 PRINCIPLE
27 - K3 APPARATUS
27 - K4 PROCEDURE
28 - K5 REPORTING OF RESULTS
30 - APPENDIX L - DETERMINATION OF THE OPERATIONAL RELIABILITY OF A SOLENOID ACTUATED CONTAINER VALVE
30 - L1 SCOPE
30 - L2 PRINCIPLE
30 - L3 APPARATUS
30 - L4 PROCEDURE
30 - L5 REPORTING OF RESULTS
31 - APPENDIX M - DETERMINATION OF THE OPERATIONAL RELIABILITY OF A PNEUMATICALLY ACTUATED CONTAINER VALVE
31 - M1 SCOPE
31 - M2 PRINCIPLE
31 - M3 APPARATUS
31 - M4 PROCEDURE
31 - M5 REPORTING OF RESULTS
32 - APPENDIX N - DETERMINATION OF THE OPERATIONAL RELIABILITY OF A PYROTECHNICALLY OPERATED VALVE ACTUATOR
32 - N1 SCOPE
32 - N2 PRINCIPLE
32 - N3 PROCEDURE
32 - N4 REPORTING OF RESULTS
33 - APPENDIX O - DETERMINATION OF COMPONENTS’ RESISTANCE TO INTERNAL PRESSURE
33 - O1 SCOPE
33 - O2 PRINCIPLE
33 - O3 APPARATUS
33 - O4 PROCEDURE
33 - O5 REPORTING OF RESULTS
34 - APPENDIX P - DETERMINATION OF VALVE LEAKAGE
34 - P1 SCOPE
34 - P2 PRINCIPLE
34 - P3 APPARATUS
34 - P4 PROCEDURE
34 - P5 REPORTING OF RESULTS
35 - APPENDIX Q - DETERMINATION OF NOZZLE AREA OF COVERAGE
35 - Q1 SCOPE
35 - Q2 PRINCIPLE
35 - Q3 APPARATUS
35 - Q4 SAMPLES
35 - Q5 PROCEDURE
35 - Q6 REPORTING OF RESULTS
36 - APPENDIX R - DETERMINATION OF OPERATION OF FLEXIBLE HOSE ASSEMBLIES AT HIGH AND LOW TEMPERATURES
36 - R1 SCOPE
36 - R2 PRINCIPLE
36 - R3 APPARATUS
36 - R4 PROCEDURE
36 - R4.1 Low temperature
36 - R4.2 High temperature
36 - R5 REPORTING OF RESULTS

Sets out requirements for mechanical components in automatic fire extinguishing systems using halogenated hydrocarbons.

This Standard specifies requirements for mechanical components in automatic fire extinguishing systems using halogenated hydrocarbons.NOTE: General requirements for the installation of halogenated hydrocarbon systems are specified in AS 3689.1.

First published as AS 3689.2-1991.