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GB/T 16895.7-2021 English PDF

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Upon your order, we will start to translate GB/T 16895.7-2021_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. The lengthier the document the longer the lead time.

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Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries). Avoidance of Double Taxation Agreements (DTAs) between Singapore and 100+ Countries: https://www.iras.gov.sg/taxes/international-tax

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Q: Should I purchase the latest version GB/T 16895.7-2021?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 16895.7-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$174.00 · In stock
Delivery: <= 2 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 16895.7-2021: Low-voltage electrical installations - Part 7-704: Requirements for special installations or locations - Construction and demolition site installations
Status: Valid

GB/T 16895.7: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 16895.7-2021	174	Add to Cart	2 days	Low-voltage electrical installations - Part 7-704: Requirements for special installations or locations - Construction and demolition site installations	Valid
GB 16895.7-2009	319	Add to Cart	3 days	[GB/T 16895.7-2009] Low-voltage electrical installations -- Part 7-704: Requirements for special installations or locations -- Construction and demolition site installations	Obsolete
GB 16895.7-2000	359	Add to Cart	3 days	Electrical installations of buildings. Part 7: Requirements for special installations or locations. Section 704 -- Construction and demolition site installations	Obsolete

Similar standards

GB/T 16895.36 GB/T 24721.1 GB/T 23827 GB/T 16895.3 GB/T 16895.13 GB/T 16895.10

Basic data

Standard ID: GB/T 16895.7-2021 (GB/T16895.7-2021)
Description (Translated English): Low-voltage electrical installations - Part 7-704: Requirements for special installations or locations - Construction and demolition site installations
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: P63
Word Count Estimation: 10,145
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 16895.7-2021: Low-voltage electrical installations - Part 7-704: Requirements for special installations or locations - Construction and demolition site installations

---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.
Low-voltage electrical installations - Part 7-704.Requirements for special installations or locations - Construction and demolition site installations ICS 29.020;91.140.50 CCSP63 National Standards of People's Republic of China Replace GB/T 16895.7-2009 Low-voltage electrical installations Part 7-704.Requirements for special installations or locations Electrical installations in construction and demolition sites (IEC 60364-7-704.2017, IDT) Released on 2021-10-11 2021-10-11 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword Ⅰ Introduction Ⅲ 704 Electrical installations in construction and demolition sites 1 704.1 Scope 1 704.2 Normative references 1 704.3 Terms and Definitions 2 704.30 Evaluation of general characteristics 2 704.31 Purpose, power supply and structure 2 704.313 Power 2 704.4 Safety Protection 2 704.41 Electric shock protection 2 704.410 Introduction 2 704.411 Protective measures. automatically cut off the power supply 3 704.414 Protective measures. use extra low voltage of SELV and PELV 3 704.44 Voltage disturbance and electromagnetic disturbance protection 3 704.443 Atmospheric overvoltage or operating overvoltage protection 3 704.5 Selection and installation of electrical equipment 3 704.51 General Rules 3 704.511 Conforms to standard 3 704.512 Working conditions and external influences 3 704.52 Wiring system 4 704.53 Isolation, switching and control 4 704.536 Isolation and on-off 4 704.56 Security facilities 4 704.6 Inspection 4 Reference 5

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. GB/T 16895 "Low-Voltage Electrical Installations" is divided into 5 parts, and each part is divided into multiple sub-parts. ---Part 1.Basic principles, general characteristics assessment and definitions; ---Part 4.Security Protection; ---Part 5.Selection and installation of electrical equipment; ---Part 6.Inspection; ---Part 7.Requirements for special devices or places. This document is part 7-704 of GB/T 16895 "Low-Voltage Electrical Installations". Part 7 of GB/T 16895 has published the following Subsection. --- Part 7-701 of low-voltage electrical installations. requirements for special installations or places where a bathtub or shower is installed; --- Part 7-702 of low-voltage electrical installations. requirements for special installations or places, swimming pools and fountains; --- Part 7-703 of electrical installations of buildings. requirements for special installations or places, rooms and small rooms equipped with sauna heaters; --- Part 7-704 of low-voltage electrical installations. requirements for special installations or places, electrical installations in construction and demolition places; --- Part 7-705 of low-voltage electrical installations. requirements for special installations or places, agricultural and gardening facilities; --- Part 7-706 of low-voltage electrical installations. special installations or places where activities are restricted and conductive places; --- Part 7-710 of electrical installations of buildings. requirements for special installations or places, medical places; --- Part 7-711 of electrical installations of buildings. requirements for special installations or places, exhibition halls, showrooms and booths; --- Part 7-712 of low-voltage electrical installations. requirements for special installations or places, solar photovoltaic (PV) power supply systems; --- Part 7-713 of electrical installations of buildings. furniture required for special installations or places; --- Part 7-714 of low-voltage electrical installations. requirements for special installations or places outdoor lighting installations; --- Part 7-715 of electrical installations of buildings. requirements for special installations or places, extra-low voltage lighting installations; --- Part 7-717 of electrical installations of buildings. special installations or places requiring mobile or transportable units; --- Part 7-740 of electrical installations of buildings. requirements for special installations or places, structures, entertainment in playgrounds and circuses Facilities and sheds; --- Part 7-753 of low-voltage electrical installations. heating cables and buried heating systems for special installations or places. This document replaces GB/T 16895.7-2009 "Low-voltage electrical installations Part 7-704.Requirements for construction of special installations or places And the electrical installations of the demolition site", compared with GB/T 16895.7-2009, except for structural adjustments and editorial changes, the main technical changes as follows. --- Changed the scope (see 704.1, 704.1 in the.2009 edition); --- Increased the spacing requirements for overhead lines above the construction site (see 704.30.101); --- General requirements for protection against electric shock have been added (see 704.410.3); ---Increase the risk factors of damage to electrical equipment caused by external influences (see 704.512.2); ---Inspection requirements have been added (see 704.6). The translation method used in this document is equivalent to the use of IEC 60364-7-704.2017 ``Low-Voltage Electrical Installation Part 7-704.Special Installation or Field Requirements for electrical installations in construction and demolition sites". The Chinese documents that have consistent correspondence with the normatively cited international documents in this document are as follows. ---GB/T 5013.4-2008 Rubber insulated cables with rated voltages of 450/750V and below Part 4.Cords and flexible cables (IEC 60245-4.2004, IDT) ---GB/T 7251.4-2017 Low-voltage switchgear and control equipment Part 4.Complete sets of equipment for construction sites (ACS) special requirements (IEC 60439-4.2012, IDT) ---GB/T 11918.1-2014 Industrial plugs, sockets and couplers Part 1.General requirements (IEC 60309-1..2012, MOD) ---GB/T 11918.2-2014 Industrial plugs, sockets and couplers Part 2.Rulers of electrical accessories with pins and sockets Inch compatibility and interchangeability requirements (IEC 60309-2.2012, MOD) ---GB/T 16895 (all parts) low-voltage electrical installations [IEC 60364 (all parts)] ---GB/T 16895.22-2004 Building Electrical Installations Part 5-53.Selection and Installation of Electrical Equipment Isolation, Switch And control equipment Section 534.Overvoltage protection appliances (IEC 60364-5-53.2001 Amd1.2002, IDT) The following editorial changes have been made to this document. ---Deleted the informative Annex A of IEC 60364-7-704.2017, which is related to the application of this international document by other countries. My country has nothing to do. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed and managed by the National Standardization Technical Committee for Building Electrical Installations (SAC/TC205). Drafting organizations of this document. Beijing Xingdian International Engineering Management Co., Ltd., CMC Design and Research Institute Co., Ltd., China Municipal Engineering Northwest Design and Research Institute Co., Ltd., Siemens (China) Co., Ltd., China Power Engineering Co., Ltd. The main drafters of this document. Huang Baosheng, Qian Zhongyang, Chen Tong, Hou Yubinyu, Yang Hongfeng, Hu Hongyu, Zhang Tieming, Han Yanqin, Jiao Jianlei. The previous releases of this document and the documents it replaced are as follows. ---First released as GB 16895.7-2000 in.2000; --- The first revision in.2009 was GB/T 16895.7-2009; ---This is the second revision.

Introduction

GB/T 16895 (all parts) on the safety protection of low-voltage electrical installations, electrical equipment selection and installation, inspection, and special installations The safety requirements of homes or places play a guiding role. The published standard of GB/T 16895 consists of 5 parts. ---Part 1.Basic principles, general characteristics assessment and definitions. The purpose is to confirm the design, installation and inspection of low-voltage electrical installations. Establish safety rules to avoid dangers and dangers to personnel, livestock and property that may occur in low-voltage electrical installations in reasonable use. Damage and ensure the normal operation of electrical installations. ---Part 4.Safety protection. Contains 4-41, 4-42, 4-43, 4-44 sub-parts, the purpose is to establish the electric shock of low-voltage electrical devices Basic requirements for protection, thermal effect protection, overcurrent protection, voltage disturbance and electromagnetic disturbance protection. ---Part 5.Selection and installation of electrical equipment. Contains 5-51, 5-52, 5-53, 5-54, 5-55, 5-56 sub-parts, the purpose is to follow According to the basic requirements of safety protection, establish the functional requirements that meet the expected use of electrical devices and the general requirements for external influences. Rules, as well as the establishment of wiring systems, isolation, on-off and control equipment, grounding arrangements and protective conductors, low-voltage power The requirements for the selection and installation of electrical equipment such as auxiliary equipment, safety facilities and their power supply systems. ---Part 6.Inspection. The purpose is to establish requirements for preliminary inspection and periodic inspection of electrical installations. ---Part 7.Requirements for special devices or places. Contains 7-701, 7-702, 7-703, 7-704, 7-705, 7-706, 7-710, Established, there is no relevant connection. The above Part 1, Part 4, Part 5, and Part 6 are general requirements and regulations (general parts), which are also applicable under normal circumstances. Used in Part 7 (cited without date), but in special installations and places, Part 7 proposes to supplement, modify or replace GB/T 16895 Some regulations and requirements of Part 1, Part 4, Part 5 and Part 6. The special requirements of this document are to supplement, modify or replace some of the general parts of GB/T 16895 that are still valid at the time of publication of this document. Some requirements. Even if this document does not quote the general part of the chapter, article number, but the corresponding general requirements still apply (quoted without date). The numbering of clauses in this document follows the pattern and citation rules of GB/T 16895.The number following 704 is the current document at the time of publication. The number of the corresponding part or clause that is valid in the line indicates the normative quotation of these documents (quoted by date). If there are additional requirements or explanations for other parts of GB/T 16895, use 704.101, 704.102, 704.103, etc. Article number. After the publication of this document, if the numbering of the general part of the new release or revision is modified, the article number of the general part involved in this document may be Can no longer be consistent with the latest version of the general part. Therefore, it is best to note the date for reference. Low-voltage electrical installations Part 7-704.Requirements for special installations or locations Electrical installations in construction and demolition sites 704 Electrical installations in construction and demolition sites 704.1 Scope The requirements of this document apply to devices used during construction and demolition operations at construction and demolition sites, and devices that are removed after the operations are completed. For example as follows. ---Construction of new buildings; ---Repair, alteration, expansion or demolition of existing buildings or part of their projects; ---Engineering construction; ---Earthworks; --- Projects of similar nature. The requirements of this document apply to fixed or movable installations. These requirements do not apply to the installations of the management places of the construction site (such as offices, cloakrooms, conference rooms, commissaries, restaurants, dormitories, toilet). 704.2 Normative references The contents of the following documents constitute indispensable clauses of this document through normative references in the text. Among them, dated reference documents, Only the version corresponding to that date is applicable to this document; for undated references, the latest version (including all amendments) is applicable to this document. document. GB/T 16895.21-20111) Low-voltage electrical installations Part 4-41.Safety protection and electric shock protection (IEC 60364-4-41. 2005, IDT) IEC 60245-4 Rubber insulated cables with rated voltages up to and including 450/750V. Part 4.Flexible wires and flexible cables (Rubberinsu- latedcables-Ratedvoltagesuptoandincluding450/750V-Part 4.Cordsandflexiblecables) IEC 60309-1 Industrial plugs, sockets and couplers Part 1.General requirements (Plugs, socket-outlets and couplers forindustrialpurposes-Part 1.Generalrequirements) IEC 60309-2 Industrial plugs, sockets and couplers Part 2.Dimensional compatibility and mutual exchange of electrical accessories with plugs and sockets Interchangeability requirements (Plugs, socket-outlets and couplers for industrial purposes-Part 2.Dimensionalinterchange- abilityrequirementsforpinandcontact-tubeaccessories) IEC 60364 (all parts) Lowvoltage electricalinstalations IEC 60364-5-53.20012) Electrical installations of buildings Part 5.Selection and installation of electrical equipment Chapter 53.Switches Equipment and control equipment (Electricalinstalationsofbuildings-Part 5-53.Selectionanderectionofelectricale- quipment-Isolation, switchingandcontrol) 1) GB/T 16895.21-2011 will be completely replaced by GB/T 16895.21-2020 on July 1, 2021. 2) There is a unified version of IEC 60364-5-53.2001 AMD1.2002 AMD2.2015, all of which have been abolished, and the new version is IEC 60364-5-53.2019. IEC 61439-4 Low-Voltage Switchgear and Control Equipment Part 4.Special Requirements for Complete Equipment (ACS) for Construction Sites ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 16895.7-2021_English be delivered?

Answer: Upon your order, we will start to translate GB/T 16895.7-2021_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 2 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 16895.7-2021_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 16895.7-2021_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 16895.7-2021?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 16895.7-2021 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.