1.0.1 This specification is prepared for the purpose of carrying out correct and reasonable design, construction and acceptance for large-space intelligent active control sprinkler systems and protecting the safety of personal and property.
1.0.2 This specification is applicable to the design, construction and acceptance of large-space intelligent active control sprinkler systems in newly constructed, extended and renovated civil and industrial buildings.
This specification is not applicable to the design, construction and acceptance of large-space intelligent active control sprinkler systems in buildings of special functions such as powder, explosive, ammunition and initiating explosive device factory, nuclear power station and aircraft hangar.
1.0.3 The design of large-space intelligent active control sprinkler systems shall be safe and reliable, technique forward and economy reasonable.
1.0.4 Large-space extinguishing devices shall pass the compulsory or type inspection of national designated inspection organization and shall meet the market admittance rules for fire products.
1.0.5 When the purpose of building with large-space intelligent active control sprinkler systems is changed, the applicability of the original system shall be checked. If it is inapplicable, redesign, construction and acceptance shall be carried out according to the requirements of this specification, or other extinguishing systems may be adopted.
1.0.6 The design, construction and acceptance of large-space intelligent active control sprinkler systems shall meet those specified in this specification and the requirements of relevant national current compulsory standards as well.
2 Terms and Symbols
2.1 Terms
2.1.1 Large-space site
The site with clear height greater than 8m in civil and industrial buildings and greater than 12m in warehouse building.
2.1.2 Large-space extinguishing device
The general terms of large-space intelligent auto-sprinkler device, automatic-scanning sprinkler device and automatic-scanning elevated fire monitor extinguishing device.
2.1.3 Large-space intelligent active control sprinkler systems
The extinguishing system composed of components as large-space extinguishing device, signal valve group, flow detector as well as pipeline and water supply facilities, etc. and capable of automatically detecting fire position and spraying water actively in case of fire.
The intelligent automatic sprinkler device, composed of intelligent detection component, large-space large-flow sprinkler and electromagnetic valve group, having a circular sprinkling surface and capable of actively detecting fire position and opening the sprinkler for sprinkling. Intelligent detection component, large-space large-flow sprinkler and electromagnetic valve group are set independently.
2.1.5 Standard large-space intelligent auto-sprinkler device
The large-space intelligent auto-sprinkler device with installation height of 6m~25m, protection radius less than or equal to 6m, spraying flow greater than or equal to 5L/s.
2.1.6 Automatic-scanning sprinkler device
The intelligent automatic-scanning sprinkler device with fan-shaped sprinkling surface. It is composed of four parts, i.e. intelligent detection component, scanning sprinkler, mechanical driving device and electromagnetic valve group, where intelligent detection component, scanning sprinkler and mechanical driving device are set together.
2.1.7 Standard automatic-scanning sprinkler device
The intelligent automatic-scanning sprinkler device with installation height of 2.5m~6m, protection radius less than or equal to 6m, spraying flow greater than or equal to 2L/s.
2.1.8 Automatic-scanning elevated fire monitor extinguishing device
The intelligent automatic-scanning elevated fire monitor extinguishing device with rectangular sprinkling surface. It is composed of four parts, i.e. intelligent detection component, automatic-scanning elevated fire monitor (referred to as elevated fire monitor), mechanical driving device and electromagnetic valve group, where intelligent infrared detection component, automatic-scanning elevated fire monitor and mechanical driving device are set together.
2.1.9 Standard automatic-scanning elevated fire monitor extinguishing device
The intelligent automatic-scanning elevated fire monitor extinguishing device with installation height of 6m~20m, standard protection radius less than or equal to 20m, spraying flow greater than or equal to 5L/s.
2.1.10 Protected area
The area (which may be square, rectangle, round or in any shape) of the actual coverage of one or more sprinklers (elevated fire monitors) under standard working pressure.
2.1.11 Feed mains
Contents 1 General Provisions 2 Terms and Symbols 2.1 Terms 2.2 Symbols 3 Site and Application Condition 4 System Selection and Configuration 4.1 General Requirements 4.2 System Selection 4.3 System Configuration 5 Basic Design Parameters 6 System Components 6.1 Sprinklers and Elevated Fire Monitors 6.2 Intelligent Detection Components 6.3 Electromagnetic Valve 6.4 Flow Detector 6.5 Signal Valve 6.6 Tail Imitating Testing-device 7 Arrangement of Sprinklers and Elevated Fire Monitors 7.1 Layout of Sprinkler of Large-space Intelligent Auto-sprinkler Device 7.2 Layout of Sprinkler of Automatic-scanning Sprinkler Device 7.3 Layout of Fire Monitor of Automatic-scanning Elevated Fire Monitor Extinguishing Device 8 Pipeline 9 Water Supply 9.1 Water Source 9.2 Water Pump 9.3 Elevated Water Tank or Pneumatic Pressurizer 9.4 Water Pump Adapter 10 Hydraulic Calculation 10.1 Design Flow of System 10.2 Design Flow of Sprinkler 10.3 Design Flow of Pipe Section 10.4 Hydraulic Calculation of Pipeline 10.5 Depressurization Measures 11 Operation and Control of Control System 12 Electrical Part 12.1 Power and Power Distribution 12.2 Wire Layout 12.3 Others 13 Pre-construction Preparation 13.1 Quality Management 13.2 Material and Equipment Management 14 System Installation and Construction 14.1 General Requirements 14.2 Wire Layout 14.3 Installation of Pipeline Network 14.4 Installation of Valves 14.5 Installation of Flow Detector 14.6 Installation of Throttling Gear and Depressurization orifice plate 14.7 Installation of Tail Imitating Testing-device 14.8 Installation of Large-space Extinguishing Device 14.9 Installation of Controller for Intelligent Extinguishing Device 14.10 Installation of Fire Control Equipment 14.11 Installation of Power Supply 14.12 Installation of Earthing Device 14.13 Installation of Fire Pump 14.14 Installation of Fire Water Tank and Construction of Fire Pool 14.15 Installation of Fire-fighting Pneumatic Water Supply Equipment and Stabilized Pressure Pump 14.16 Installation of Fire Pump Adapter 15 System Pressure Testing and Flushing 15.1 General Requirements 15.2 Water Pressure Test 15.3 Flushing 16 System Debugging 16.1 General Requirements 16.2 Debugging Contents and Requirements 17 System Acceptance 17.1 General Requirements 17.2 Acceptance of System Water Supply Source 17.3 Acceptance of System Flow and Pressure 17.4 Acceptance of Fire Pump House 17.5 Acceptance of Fire Pump Adapter 17.6 Acceptance of Fire Pump 17.7 Acceptance of Pipeline Network 17.8 Acceptance of Tail Imitating Testing-device 17.9 Acceptance of Large-space Extinguishing Device 18 System Maintenance and Management Appendix A Equivalent Lengths of Various Pipe Fittings and Valves Appendix B Large-space Intelligent Active Control Sprinkler Systems Sections and Component Projects Classification Appendix C Construction Site Quality Management & Check Record Appendix D Construction Process Quality Check Record of Large-space Intelligent Active Control Sprinkler Systems Appendix E Project Quality Control Material Check Record of Large-space Intelligent Active Control Sprinkler Systems Appendix F Project Acceptance of Large-space Intelligent Active Control Sprinkler Systems Appendix G Debugging Report of Large-space Intelligent Active Control Sprinkler Systems Appendix H Large-space Intelligent Active Control Sprinkler Systems Maintenance & Management Inspection Items Explanation of Wording in this Specification List of Quoted Standards
