1 - AS 4118.1.7:1996 FIRE SPRINKLER SYSTEMS - COMPONENTS - ALARM VALVES (DRY)
4 - PREFACE
5 - CONTENTS
6 - SECTION 1 - SCOPE AND GENERAL
6 - 1.1 SCOPE
6 - 1.2 NEW DESIGNS AND INNOVATIONS
6 - 1.3 DEEMED TO SATISFY
6 - 1.4 REFERENCED DOCUMENTS
7 - 1.5 DEFINITIONS
7 - 1.5.1 Anti- reseat latch-
7 - 1.5.2 Automatic drain valve
7 - 1.5.3 Dry alarm valve
7 - 1.5.4 Regulatory authority-
8 - SECTION 2 - REQUIREMENTS
8 - 2.1 NOMINALSIZE
8 - 2.2 CONNECTIONS
8 - 2.3 RATED WORKINGPRESSURES
8 - 2.4 BODIES AND COVERS
8 - 2.5 STRENGTH
9 - 2.6 DRAINS
9 - 2.7 ACCESS FOR MAINTENANCE
9 - 2.8 CONNECTIONS
9 - 2.9 COMPONENTS
11 - 2.10 NON- METALLIC COMPONENTS (excluding gaskets and seals)
11 - 2.11 SEALING ASSEMBLY ELEMENTS
12 - 2.12 CLEARANCES
12 - 2.13 OPERATIONAL PERFORMANCE
13 - 2.14 HYDRAULIC FRICTION LOSS
13 - TABLE 1
13 - REQUIRED FLOW RATES FOR PRESSURE
13 - DROP DETERMINATION
13 - 2. 15 LEAKAGE
14 - 2.16 ENDURANCE TEST
15 - SECTION 3 - TEST METHODS
15 - 3.1 SPRING AND DIAPHRAGM TEST
15 - 3.2 AIR-OVEN AGEING FOR NON-METALLIC COMPONENTS (excluding gaskets and seals)
15 - 3.3 WARM WATER AGEING FOR NON-METALLIC COMPONENTS (excluding gaskets and seals)
16 - 3.4 SEALING ELEMENT TEST
16 - 3.5 HYDRAULIC FRICTION LOSS TEST AND ENDURANCE TEST
16 - 3.6 VALVE LEAKAGE AND DEFORMATION TEST
17 - 3.7 BODY STRENGTH TEST
17 - 3.8 OPERATIONAL TEST
18 - 3.9 ANTI-RESEATING TEST
18 - 3.10 FIRE EXPOSURE TEST
19 - 3.11 QUICK RELEASE TEST
23 - SECTION 4 - MARKING
23 - 4.1 GENERAL
23 - 4.2 BODY MARKINGS
23 - SECTION 5 - INSTRUCTION CHARTS