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GB 50601-2010: Code for construction and quality acceptance for lightning protection engineering of structures Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB 50601-2010: Code for construction and quality acceptance for lightning protection engineering of structures---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB50601-2010 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA UDC P GB 50601-2010 Code for construction and quality acceptance for lightning protection engineering of structures Issued on. JULY 15, 2010 Implemented on. FEBRUARY 01, 2011 Issued by. Ministry of Housing and Urban-Rural Development of PRC. General Administration of Quality Supervision, Inspection and Quarantine of PRC. Code for construction and quality acceptance for lightning protection engineering of structures Main drafting organization. Jiangsu Provincial Department of Housing and Urban- Rural Development Approved by. Ministry of Housing and Urban-Rural Development of the People's Republic of China Effective date. February 1, 2011 China Planning Press 2010 Beijing Table of ContentsForeword... 6 1 General provisions... 8 2 Terms... 9 3 Basic requirement... 11 3.1 Quality management of construction site... 11 3.2 Requirements of construction quality control... 11 4 Subdivision work of earth-termination system... 13 4.1 Installation of earth-termination system... 13 4.2 Installation procedures of earth-termination system... 15 5 Subdivision work of down-conductor system... 16 5.1 Installation of down-conductor system... 16 5.2 Installation procedures of down-conductor system... 18 6 Subdivision work of air-termination system... 19 6.1 Installation of air-termination system... 19 6.2 Installation procedures of air-termination system... 20 7 Subdivision work of equipotential bonding... 21 7.1 Installation of equipotential bonding... 21 7.2 Installation procedures of equipotential bonding... 22 8 Subdivision work of shielding... 23 8.1 Installation of shielding device... 23 8.2 Installation procedures of shielding device... 23 9 Subdivision work of generic cabling... 25 9.1 Installation of generic cabling... 25 9.2 Installation procedures of generic cabling... 26 10 Subdivision work of surge protective device... 27 10.1 Installation of surge protective device... 27 10.2 Installation procedures of surge protective device... 29 11 Acceptance of engineering construction quality... 30 11.1 General requirement... 30 11.2 Inspection lot division and test requirements of subdivision works in lightning protection engineering... 31 Appendix A Record of quality management and test in construction site... 36 Appendix B Material specifications for external lightning protection system and equipotential bonding conductors... 37 Appendix C Classification and information requirements for surge protective device ... 42 Appendix D Installation diagram... 46 Appendix E Records of quality acceptance... 61 Explanation of wording in this code... 69 List of quoted standards... 701 General provisions1.0.1 This Code is formulated, in order to strengthen the quality supervision and management of lightning protection works in buildings, unify the construction and quality acceptance of lightning protection works, ensure the quality of projects and the safe operation of lightning protection systems in buildings. 1.0.2 This Code is applicable to the construction and quality acceptance of lightning protection works for newly built, renovated, expanded buildings. 1.0.3 In addition to complying with this Code, the construction and quality acceptance of lightning protection works for buildings shall also comply with the relevant current national standards.2 Terms2.0.1 Lightning protection system (LPS) A complete set of devices for lightning protection of buildings, which is composed of an external lightning protection system and an internal lightning protection system. 2.0.2 External lightning protection system The lightning protection system, which is used to protect against direct lightning strikes AND consists of air-termination systems, down-conductors, earth-termination systems. 2.0.3 Internal lightning protection system A lightning protection system, which is used to reduce the electromagnetic effect, as generated by lightning current in the required protective space. It consists of shielded conductors, equipotential connectors, surge protective devices, etc. 2.0.4 Earth electrode A conductor, which is embedded in the soil or concrete foundation, for current dispersion. 2.0.7 Surge protective device (SPD) A device, which is used to limit transient overvoltage and leakage surge current. It contains at least one nonlinear element. 2.0.8 Back-up overcurrent protection An overcurrent protection device, that is located on the outside front end of the surge protection device AND is part of the electrical device. 2.0.9 Internal system Electrical and electronic systems within buildings. 2.0.10 Electrical system A system, which is composed of low voltage power supply components.3 Basic requirement3.1 Quality management of construction site 3.1.1 The quality management of lightning protection project construction sites shall have corresponding construction technical standards, a sound quality management system, a construction quality inspection system, a comprehensive construction quality level judgment and assessment system. The chief supervisory engineer or the project leader of the construction organization shall inspect and fill in Table A.0.1 of Appendix A of this Code item by item. 3.1.2 Construction personnel, qualifications, measuring instruments shall meet the following requirements. 3.2 Requirements of construction quality control 3.2.1 The mobilization inspection conclusions of the main equipment, materials, finished products, semi-finished products, which are used in lightning protection projects, shall be recorded. They shall be used in construction, after confirming that they comply with the provisions of this Code. 3.2.2 Each procedure shall be quality controlled, according to the procedures specified in this Code. After each procedure is completed, it shall be inspected. Handover inspections shall be conducted between relevant professional job types; records shall be formed, including records of concealed work.4 Subdivision work of earth-termination system4.1 Installation of earth-termination system 4.1.1 The dominant items shall comply with the following requirements. 4.1.2 General items shall comply with the following requirements. 4.2 Installation procedures of earth-termination system 4.2.1 After the laying of the steel bars on the bottom plate of the natural earth electrode is completed, the earthing construction shall be carried out according to the design requirements. The formwork or concrete pouring shall be carried out, after inspection and confirmation and taking the acceptance record of the concealed work. 4.2.3 The concealed earth-termination system shall be inspected and accepted, before being backfilled with soil.5 Subdivision work of down-conductor system5.1 Installation of down-conductor system 5.1.1 The dominant items shall comply with the following requirements. 5.1.2 General items shall comply with the following requirements. 5.2 Installation procedures of down-conductor system 5.2.1 Use the steel bars in the building columns as down-conductor system. After the main steel bars in the columns are tied or welded, they shall be marked and constructed in accordance with the design requirements. The formwork shall be installed after inspection, confirmation, recording.6 Subdivision work of air-termination system6.1 Installation of air-termination system 6.1.1 The dominant items shall comply with the following requirements. 6.1.2 General items shall comply with the following requirements. 6.2 Installation procedures of air-termination system 6.2.1 The air-termination conductors concealed in the concrete of the building shall be constructed, according to the design requirements, after the main bars are tied or identified as welded and marked.7 Subdivision work of equipotential bonding7.1 Installation of equipotential bonding 7.1.1 The dominant items shall comply with the following requirements. 7.1.2 General items shall comply with the following requirements. 7.2 Installation procedures of equipotential bonding 7.2.1 For the general equipotential bonding at the entrance of the building, it shall check and confirm the positions of the entrance metal pipelines and the general equipotential bonding plate, before setting up the general equipotential bonding plate as connected to the earth-termination system. It shall make equipotential bonding, according to the design requirements. 7.2.2 At the subsequent junction of the lightning protection zone, it shall check, confirm, record the positions of the equipotential bonding plates for connection purposes and the metal objects that need to be connected, before setting up the equipotential bonding plates, which are connected to the main reinforcement of the building. 7.2.3 After confirming the location of the connection points -- between the mesh structure equipotential bonding network and the steel bars or steel components in the building, as well as the location of the information technology equipment, it shall carry out construction according to the design requirements.8 Subdivision work of shielding8.1 Installation of shielding device 8.1.1 The dominant items shall comply with the following requirements. 8.1.2 General items shall comply with the following requirements. 8.2 Installation procedures of shielding device 8.2.1 The installation process of the building's grid-shaped large space shielding work shall comply with the following requirements.9 Subdivision work of generic cabling9.1 Installation of generic cabling 9.1.1 The dominant items shall comply with the following requirements. 9.2 Installation procedures of generic cabling 9.2.1 The installation location of information technology equipment shall be confirmed, according to the design requirements. The cabinets and racks shall be installed one by one, according to the priority of the equipment. 9.2.2 The rated voltage values and color codes of various types of cabling shall comply with the requirements of Article 9.1 of this Code and the design documents. They shall be inspected and confirmed before use. 9.2.4 The installed and fixed wire slots (boxes), bridges or metal tubes shall be electrically connected to the equipotential bonding straps in the building. The transition resistance at the connection shall not be greater than 0.24 Ω. 9.2.5 All types of wiring shall be laid out in wire slots (boxes), bridges or metal tubes, according to the requirements of the design documents. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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