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