GB 50166-2019 English PDFUS$7499.00 · In stock
Delivery: <= 30 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 50166-2019: Code for installation and acceptance of fire alarm system Status: Valid GB 50166: Historical versions
Basic dataStandard ID: GB 50166-2019 (GB50166-2019)Description (Translated English): Code for installation and acceptance of fire alarm system Sector / Industry: National Standard Classification of Chinese Standard: P16 Classification of International Standard: 13.320 Word Count Estimation: 557,598 Date of Issue: 2019 Date of Implementation: 2020-03-01 Issuing agency(ies): Ministry of Housing and Urban-Rural Development of the People's Republic of China; State Administration for Market Regulation GB 50166-2019: Code for installation and acceptance of fire alarm system---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.1 General 1.0.1 This standard is formulated in order to ensure the construction quality and use functions of automatic fire alarm systems, prevent and reduce fire hazards, and protect personal and property safety. 1.0.2 This standard applies to the construction, testing, acceptance and maintenance of automatic fire alarm systems installed in buildings (structures), and does not apply to fire protection systems installed in production and storage places such as gunpowder, explosives, ammunition, and pyrotechnics. Construction, inspection, acceptance and maintenance of automatic alarm system. 1.0.3 The construction, testing, acceptance and maintenance of the automatic fire alarm system shall not only comply with this standard, but also comply with the current relevant national standards. 2 basic rules 2.1 Quality Management 2.1.1 The divisions and sub-projects of the system shall be divided according to Appendix A of this standard. 2.1.2 The construction of the system should be prepared according to the design requirements. The construction site should have the necessary construction technical standards, a sound construction quality management system and a project quality inspection system. The provisions of B to fill in the relevant records. 2.1.3 The following conditions should be met before system construction. 1 Approved fire protection design documents such as system diagrams, equipment layout plans, wiring diagrams, installation diagrams, linkage control logic design documents, current national standards for system equipment, operating instructions for system equipment and other technical documents should be complete; 2 The design unit should make technical disclosure to the construction, construction and supervision units, and clarify the corresponding technical requirements; 3 The system equipment, components (parts) and materials should be complete, the specifications and models should meet the design requirements, and normal construction should be guaranteed; 4 The embedded parts and reserved holes related to system construction shall meet the design requirements; 5 The water, electricity and gas used in the construction site and construction shall be able to meet the requirements of continuous construction. 2.1.4 The construction of the system shall be carried out in accordance with the approved engineering design documents and construction technical standards. 2.1.5 The quality control of the construction process of the system shall meet the following requirements. 1 Before the construction of the system, the supervision unit shall organize the construction unit to conduct on-site inspection of materials, equipment and accessories according to the provisions of Section 2.2 of this standard and the inspection items, inspection contents and inspection methods specified in Appendix C, and shall follow the inspection items, inspection contents and inspection methods specified in Appendix C of this standard Fill in the records in accordance with the provisions of C, and those who fail to pass the inspection shall not be used; 2 During the construction of the system, the construction unit shall make relevant records such as construction and design changes; 3 The quality control of each process should be carried out in accordance with the construction technical standards. Inspection should be carried out after the completion of each process. When handing over related professional types of work, it should be inspected and approved by the supervisor engineer. If it is unqualified, it should be rectified. Only after passing the inspection can it enter the next process process; 4 The supervisory engineer shall organize the personnel of the construction unit to conduct a full inspection of the installation quality of the system according to the division of the construction area, the installation process of the system, the regulations in Chapter 3 of this standard and the inspection items, inspection contents, and inspection methods specified in Appendix C, and Records should be filled in according to the provisions of Appendix C of this standard, and the quality inspection of concealed projects should keep on-site photos or video records; 5 After the system construction is completed, the construction unit shall complete the as-built drawing and as-built report; 6 After the system construction is completed, the construction unit shall organize the construction unit and the equipment manufacturer to debug the system according to the design documents, the provisions of Chapter 4 of this standard, and the inspection items, inspection contents, and inspection methods specified in Appendix E of this standard., and the records shall be filled in according to the provisions of Appendix E of this standard. Before system commissioning, a commissioning plan shall be prepared; 7 After the system commissioning is completed, a commissioning report should be prepared, and the construction unit and equipment manufacturing enterprise should submit to the construction unit the system completion drawing, materials, equipment and accessories entry inspection records, installation quality inspection records, commissioning records, product inspection reports, certificates of conformity, etc. Material. 2.2 Material and equipment entry inspection 2.2.1 When materials, equipment and accessories enter the construction site, there should be documents such as list, instruction manual, quality certification document, inspection report of the national statutory quality inspection agency, and compulsory certification products in the automatic fire alarm system. logo. 2.2.2 The name, model and specification of the national compulsory certification products in the system should be consistent with the certification certificate and inspection report. 2.2.3 The names, models, and specifications of non-national compulsory certification products in the system should be consistent with the inspection report. When connecting products not included in the inspection report to the system, a system component compatibility inspection report should be provided. 2.2.4 The specifications and models of system equipment and accessories shall meet the requirements of the design documents. 2.2.5 The surface of system equipment and accessories should have no obvious scratches, burrs and other mechanical damage, and the fastening parts should not be loose. 3 construction3.1 General provisions 3.1.1 The arrangement of system components shall comply with the design documents and the current national standard "Code for Design of Automatic Fire Alarm System" GB 50116. 3.1.2 In places with explosion hazards, the wiring of the system and the installation of components shall comply with the relevant provisions of the current national standard "Code for Construction and Acceptance of Electrical Installations in Explosive and Fire Hazardous Environments of Electrical Installation Engineering" GB 50257. 3.2 Wiring 3.2.1 When all kinds of pipelines are exposed, they should be hoisted by separate clamps or fixed by supports, and the diameter of the suspenders should not be smaller than 6mm. 3.2.2 When all kinds of pipelines are laid in the dark, they should be laid in a non-combustible structure, and the thickness of the protective layer should not be less than 30mm. 3.2.3 Compensation measures should be taken when pipelines pass through deformation joints such as settlement joints, expansion joints, and seismic joints of buildings. Both sides of cables crossing deformation joints should be fixed, and an appropriate margin should be left. 3.2.4 The nozzles and joints of pipelines laid in dusty or humid places should be sealed. 3.2.5 When the following conditions are met, the pipeline shall be equipped with a junction box at a place convenient for wiring. 1 When the pipeline length exceeds 30m without bending; 2 When the pipeline length exceeds 20m and there is one bend; 3 When the pipeline length exceeds 10m and there are 2 bends; 4 When the pipeline length exceeds 8m and there are 3 bends. 3.2.6 The outer side of the metal pipeline entry box should be covered with lock nuts, and the inner side should be equipped with guards. When laying in the suspended ceiling, the inner and outer sides of the box should be covered with lock nuts. Corresponding fixing measures should be taken for plastic pipes into the box. 3.2.7 When the tank box is laid, the hanging point or fulcrum should be set at the following positions, and the diameter of the hanging rod should not be less than 6mm. 1 The beginning, end and joint of the tank box; 2 The corner or branch of the slot box; 3 The straight line section is not greater than 3m. 3.2.8 The interface of the tank box should be straight and tight, and the tank cover should be complete, flat and free of warped corners. When installed side by side, the slot cover should be easy to open. 3.2.9 The type and voltage level of the wires should comply with the design documents and the current national standard "Code for Design of Automatic Fire Alarm System" GB 50116. 3.2.10 The wires in the same project should be distinguished by different colors according to different purposes, and the colors of the wires for the same purpose should be consistent. The positive side of the power cord should be red and the negative side should be blue or black. 3.2.11 The wiring in the pipe or the tank box should be carried out after the building plastering and ground works are completed, and there should be no accumulated water and sundries in the pipe or tank box. 3.2.12 The system should be wired separately. Except for design requirements, different circuits, different voltage levels, and AC and DC lines of the system should not be laid in the same pipe or the same slot in the box. 3.2.13 There should be no joints or kinks in the cables in the tube or box. The wires should be reliably connected by welding, crimping, and terminal blocks in the junction box. 3.2.14 When the lines leading from the junction box, slot box, etc. to the detector base, control equipment and loudspeakers are protected by flexible metal electrical conduits, their length should not exceed 2m. The flexible metal electrical conduit should be put into the box, the outside of the box should be covered with a lock nut, and the inside should be equipped with a guard. 3.2.15 In addition to the above-mentioned provisions of this standard, the wiring of the system shall also comply with the relevant provisions of the current national standard "Code for Construction Quality Acceptance of Building Electrical Engineering" GB 50303. 3.2.16 After the laying of the system wires, use a 500V megohmmeter to measure the insulation resistance of each loop wire to the ground, and the insulation resistance value should not be less than 20MΩ. 3.3 Installation of system components I Installation of control and display equipment 3.3.1 Fire alarm controller, fire linkage controller, fire display panel, control center monitoring equipment, household fire alarm controller, fire telephone switchboard, combustible gas alarm controller, electrical fire monitoring equipment, fire door monitor, fire fighting equipment The installation of control and display equipment such as power monitors, graphic display devices in the fire control room, transmission equipment, and fire emergency broadcast control devices shall meet the following requirements. 1 It should be installed firmly and should not be tilted; 2 When installed on a light wall, reinforcement measures should be taken; 3 When installed on the ground, the bottom edge should be 100mm-200mm higher than the ground (floor) surface. 3.3.2 The lead-in cables of control and display equipment shall comply with the following regulations. 1 The wiring should be neat, not crossed, and should be fixed firmly; 2 The ends of the cable core wires should be marked with numbers, which should be consistent with the design documents, and the handwriting should be clear and not easy to fade. 3 There should be no more than 2 wires for each terminal of the terminal board; 4 There should be a margin of not less than.200mm for the cable; 5 Cables should be bundled; 6 After the cable passes through the pipe and groove box, the pipe mouth and slot should be sealed. 3.3.3 Control and display equipment should be directly connected to the fire power supply and backup power supply, and the power plug should not be used. The main power supply shall be clearly and permanently identified. 3.3.4 When the batteries of control and display equipment need to be installed on site, the specification, model and capacity of the batteries should be checked, and they should meet the requirements of the design documents. The installation of the batteries should meet the requirements of the product instruction manual. 3.3.5 The grounding of control and display equipment should be firm, and obvious permanent marks should be set up. Ⅱ Detector installation 3.3.6 The installation of point-type smoke detectors, point-type temperature-sensitive fire detectors, carbon monoxide fire detectors, point-type household fire detectors and independent fire detection and alarm devices shall meet the following requirements. 1 The horizontal distance from the detector to the wall and beam edge should not be less than 0.5m; 2 There should be no obstructions within 0.5m of the horizontal distance around the detector; 3 The horizontal distance from the detector to the nearest edge of the air-conditioning air supply outlet should not be less than 1.5m, and the horizontal distance to the hole of the porous air supply ceiling should not be less than 0.5m; 4 When installing detectors on the ceiling of the inner walkway with a width less than 3m, it is suitable to install them in the middle of the house. The installation distance of point-type heat-sensitive fire detectors should not exceed 10m, and the installation distance of point-type smoke detectors should not exceed 15m. The distance from the detector to the end wall should not be greater than half of the installation interval; 5.The diameter of the sampling hole should be determined according to the length of the sampling pipe, the way of laying, the number of sampling holes and other factors, and should meet the requirements of the design documents and product instructions. When the sampling hole needs to be processed on site, a special punching tool should be used; 6 When the sampling pipeline adopts capillary arrangement, the capillary length should not exceed 4m; 7 Sampling pipes and sampling holes shall be provided with obvious fire detector marks. 3.3.10 The installation of point type flame detectors and image type fire detectors shall comply with the following regulations. 1.The installation position should ensure that its field of view covers the detection area, and the light source should not be directly irradiated on the detection window of the detector; 2 There should be no obstructions within the detection angle of view of the detector; 3 When installing outdoors or in traffic tunnels, dustproof and waterproof measures should be taken. 3.3.11 The installation of combustible gas detectors shall comply with the following regulations. 1 The installation position should be determined according to the density of the gas to be detected. If the density is lower than the density of the air, the detector should be located above the possible leakage point or the highest possible accumulation point of the detected gas. If the density is greater than or equal to the air density, the detector should be located Below the point of possible leakage; 2 There should be appropriate space for replacement and calibration around the detector; When installing the 3-line combustible gas detector, the windows of the emitter and receiver should be protected from direct sunlight, and there should be no shelter between the emitter and receiver, and the distance between the emitter and receiver should not be greater than 60m. The axial distance between two groups of detectors should not be greater than 14m. 3.3.12 The installation of electrical fire monitoring detectors shall comply with the following regulations. 1 There should be proper working space for replacement and calibration around the detector; 2 The neutral wire on the load side of the residual current electrical fire monitoring detector should not be shared with other circuits, and should not be grounded repeatedly; 3 The temperature-measuring electrical fire monitoring detector shall be fixed on the protected object with the supporting fixing device of the product. 3.3.13 The installation of the detector base shall comply with the following regulations. 1 It should be installed firmly, and the connection with the wire should be reliably crimped or welded. When welding is used, corrosive flux should not be used; 2 There should be no less than 150mm allowance for connecting wires, and obvious permanent marks should be set at their ends; 3 The threading hole should be blocked, and protective measures should be taken for the installed detector base. 3.3.14 The detector alarm confirmation light should face the direction of the main entrance that is convenient for personnel to observe. 3.3.15 The detector can only be installed when it is about to be debugged. Before commissioning, it should be properly kept and dust-proof, moisture-proof and anti-corrosion measures should be taken. Ⅲ Installation of other components of the system 3.3.16 The installation of manual fire alarm button, fire hydrant button, fire shutter manual control device, gas fire extinguishing system manual and automatic control conversion device, and gas fire extinguishing system start and stop buttons shall meet the following requirements. 1 The manual fire alarm button, the manual control device of the fire shutter, the manual and automatic control conversion device of the gas fire extinguishing system, and the on-site start and stop buttons of the gas fire extinguishing system shall be set The height should be 1.3m ~ 1.5m, and should be set with obvious permanent signs, the fire hydrant button should be set in the fire hydrant box, and manual control devices should be set on both sides of the fire shutter in the evacuation channel; 2 It should be installed firmly and should not be tilted; 3 There should be no less than 150mm allowance for connecting wires, and obvious permanent marks should be set at their ends. 3.3.17 The installation of modules or module boxes shall comply with the following regulations. 1 The modules in the same alarm area should be installed in metal boxes together, and should not be installed in power distribution cabinets, boxes or control cabinets, boxes; 2 It should be independently installed on non-combustible materials or walls, and should be installed firmly, and measures such as moisture-proof and anti-corrosion should be taken; 3 There should be a margin of not less than 150mm for the connecting wire of the module, and the end should have an obvious permanent mark; 4 The terminal part of the module should be installed close to the connection part; 5 For concealed installation, inspection holes and permanent signs with a size of not less than 100mm×100mm should be set near the installation place. 3.3.18 The installation of fire telephone extensions and telephone jacks shall comply with the following regulations. 1.It should be installed in an obvious and easy-to-operate......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 50166-2019_English be delivered?Answer: Upon your order, we will start to translate GB 50166-2019_English as soon as possible, and keep you informed of the progress. 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