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GB 16895.30-2008 English PDF

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GB 16895.30-2008: [GB/T 16895.30-2008] Electrical installations of buildings -- Part 7-715: Requirements for special installations or locations -- Extra-low-voltage lighting installations
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GB 16895.30-2008English259 Add to Cart 3 days [Need to translate] [GB/T 16895.30-2008] Electrical installations of buildings -- Part 7-715: Requirements for special installations or locations -- Extra-low-voltage lighting installations Valid GB 16895.30-2008

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Basic data

Standard ID GB 16895.30-2008 (GB16895.30-2008)
Description (Translated English) [GB/T 16895.30-2008] Electrical installations of buildings -- Part 7-715: Requirements for special installations or locations -- Extra-low-voltage lighting installations
Sector / Industry National Standard
Classification of Chinese Standard Q77
Classification of International Standard 91.140.50
Word Count Estimation 10,168
Date of Issue 2008-12-15
Date of Implementation 2010-02-01
Adopted Standard IEC 60364-7-715-1999, IDT
Regulation (derived from) Announcement of Newly Approved National Standards No. 21 of 2008 (No. 134 overall)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This Chinese standard applies to the special requirements of the rated voltage does not exceed 50V AC or 120V DC power supply extra-low voltage lighting installations. Note 1: The extra-low voltage lighting systems as defined in GB 7000. Note 2: AC voltage value is the root mean square values.

GB 16895.30-2008: [GB/T 16895.30-2008] Electrical installations of buildings -- Part 7-715: Requirements for special installations or locations -- Extra-low-voltage lighting 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.
Electrical installations of buildings.Part 7-715. Requirements for special installations or locations.Extra-low-voltage lighting installations ICS 91.140.50 Q77 National Standards of People's Republic of China GB 16895.30-2008/IEC 60364-7-715.1999 Electrical installations of buildings Requirements for special installations or locations. Section 7-715 Extra low voltage lighting device (IEC 60364-7-715.1999, IDT) Posted 2008-12-15 2010-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ Introduction Ⅳ 715.1 Scope 1 715.2 Normative references 1 715.411 direct contact and indirect contact between both protection 1 715.43 overcurrent protection 2 715.46 isolation and off 2 715.482 Fire Protection 2 715.52 wiring system 2 715.521 Cabling System Type 2 715.523 ampacity 3 715.524 conductor cross-section 3 715.525 voltage drop of the user apparatus 3 715.55 Other equipment 3 Appendix A (Informative Appendix) GB (/ T) of symbols used in this section 16895 tentative explanation 4 GB 16895.30-2008/IEC 60364-7-715.1999

Foreword

All technical content GB (/ T) 16895 This section is mandatory. GB (/ T) 16895 "Electrical installations of buildings" series of national standard is divided into the following five sections. --- Part 1. Fundamental principles, assessment of general characteristics and definitions --- Part 4. Security --- Part 5. Selection and erection of electrical equipment --- Part 6. Inspection Requirements for special installations or locations. --- Part 7 This is Part 7. Requirements for special installations or locations in the 715 section. This section identical with IEC 60364-7-715.1999 (first edition) "Electrical installations of buildings. Part 7-715. special device or field Extra low voltage lighting system "(in English) of the requirements. This part of IEC 60364-7-715.1999 on the same technical content, but contains the following editorial changes. a) the decimal symbol instead of using decimal notation ",". ","; b) by deleting the IEC standard "Preface." This part of the reg number and IEC 60364-7-715.1999 exactly. Appendix A of this section is informative appendix. This part of the National Standardization Technical Committee of electrical building equipment (SAC/TC205) and focal points. This section is responsible for drafting unit. electrical machines in Design and Research Institute. The main drafters of this section. Huang Baosheng, Hexiang Kun, Wang Zengyao. GB 16895.30-2008/IEC 60364-7-715.1999

Introduction

GB (/ T) of this section 16895 requires that supplement, modify or replace the GB (/ T) general requirements for the rest of the 16895 in certain Some content. This section follows the clause numbering GB (/ T) 16895 mode and make the appropriate references. No later connected to the dedicated Section 7-715 is GB (/ T) 16895 corresponding part numbers or terms of numbers. GB (/ T) of this chapter is not listed in section 16895, section or article, it means that GB (/ T) corresponding to the general requirements 16895 remains Applicable. GB 16895.30-2008/IEC 60364-7-715.1999 Electrical installations of buildings Requirements for special installations or locations. Section 7-715 Extra low voltage lighting device 715 extra low voltage lighting device 715.1 Scope The special requirements of this section apply to the rated voltage not exceeding 50V AC or 120V DC power supply extra low voltage lighting Means. Note 1. The definition of extra-low voltage lighting systems found in GB 7000. Note 2. AC voltage value is the root mean square value. 715.2 Normative references The following documents contain provisions which, through GB (/ T) referenced in this section 16895, constitute provisions of this part. For dated references Documents, all subsequent amendments (excluding corrections) or revisions do not apply to this section; however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB 7000 (all) Lamps (idt IEC 60598 (all)) Part 2 GB 13140.2-1998 household and similar purposes Connecting devices for low voltage circuits. As an independent member of the threaded Particular requirements for connecting devices of the type clamping units (idt IEC 60998-2-1.1990) Part 2 GB 13140.3-1998 household and similar purposes Connecting devices for low voltage circuits. As an independent member with no screw Particular requirements (idt IEC 60998-2-2.1991) grain-type clamping units for connecting devices GB 13961-2003 lamps power rail system safety requirements (IEC 60570.1995, IDT) Section 4 GB 16895.2-2005 Electrical installations of buildings. Protection for safety Chapter 42. Protection against thermal effects (IEC 60364-4-42. 2001, IDT) GB 16895.5-2000 Electrical installations of buildings Part 4. Protection for safety Chapter 43. Protection against overcurrent (idt IEC 60364-4-43. 1977) Part 4-41 GB 16895.21-2004 Electrical installations of buildings. Protection for safety Protection against electric shock (IEC 60364-4-41. 2001, IDT) Part 7 GB 19212.7-2006 Safety of power transformers, power supply units and similar products. general purpose safety isolating transformer Particular requirements for the pressure (IEC 61558-2-6.1997, IDT) Part 5 IEC 60364-5-559 Electrical installations of buildings. Selection and erection of electrical equipment Chapter 55. Other equipment - 559. lamps and lighting fixtures IEC 60598-2-23.1996 Luminaires - Part 2. Particular requirements - Section 23. Extra low voltage lighting filament lamp system IEC 61046.1993 AC or DC power filament bulb electronic buck converter and general safety requirements Contact between 715.411 and direct contact with both indirect protection 715.411.1 extra low voltage lighting system should only use SELV. When using bare conductors (see this section 715.521.7), in accordance with GB 411.1.4.3, 16895.21-2004 maximum voltage should be 25V AC or 60V DC. 715.411.1.2 safety isolating transformer should meet the GB 19212.7-2006. SELV power supply should be permanently installed. Only isolation transformer primary circuit are connected in parallel, and the characteristics of the transformer is the same, only allows the transformer secondary circuit and GB 16895.30-2008/IEC 60364-7-715.1999 Union operation. 715.43 overcurrent protection In accordance with the requirements of GB 16895.5-2000, SELV circuits should share a protective device or each SELV circuit with a guarantee Care appliances. Note 1. When selecting the primary protection of electrical, should take into account the impact of the transformer magnetizing current. Overcurrent protective devices should be non-automatic reset. Note 2. The overcurrent protection can be used in line with the requirements of this section 715.482.5.2 protection appliances. 715.46 isolation and Continuity 715.462.5 When the parallel operation of transformers, the primary circuit should be fixedly connected to the common electrical isolation. 715.482 Fire Protection Nature 715.482.2 processing and storage materials Said 715.482.2.3 should follow the manufacturer's installation instructions, including the installation of electrical equipment on the surface of combustible and non-combustible material of Bright. But also refer to IEC 60364-5-559. Fire hazard 715.482.4 transformer/converter 715.482.4.1 transformer should meet one of the following conditions. --- In a side used in line with the requirements of this section 715.482.5.2 protection of electrical protection; --- Short circuit resistant transformer (intrinsic or extrinsic type type) that identifies see Appendix A. 715.482.4.2 electronic converter shall comply with the IEC 61046.1993 and IEC 60598-2-23.1996 in 23.7.6. NOTE. It is recommended to use an identification symbol converter, symbols see Appendix A. 715.482.5 short circuit caused the fire hazard 715.482.5.1 If the circuit two conductors are not insulated, they should meet one of the following conditions. --- Special protective devices comply with the requirements of this section 715.482.5.2; --- By a transformer power supply in line with GB 19212.7-2006 by power does not exceed the inverter power supply 200VA; --- Distribution system in line with IEC 60598-2-23.1996 requirements. 715.482.5.2 prevent fire hazards special protective devices shall meet the following requirements. --- On the lamp load continuous surveillance; --- When a short circuit caused by power failures or other failures increases 60W or more, less than 0.3s automatically cut off power; --- Reduced power supply circuit is working situations (for example, during the conduction angle control or power adjustments during bulb or damage Bad), such as occurs when more than 60W power increases caused by a fault, automatically cut off power; --- When the power supply circuit switch is closed, such as occurs when more than 60W power increases caused by a fault, automatically cut off power; --- Special protective devices should be even component failure does not affect the safety of appliances. 715.52 cabling system 715.521 Cabling System Type 715.521.1.1 cabling system should adopt the following. --- Insulated wire or cable trays are laid in the conduit; ---cable; --- Flexible cable or cord; --- In line with GB extra low voltage lighting systems for 7000; --- In line with GB 13961-2003 rail system. As part of the extra low voltage lighting device can be exposed to, shall comply with the requirements of GB 16895.2-2005 423 Festival. Metal structure of the building, such as furniture or piping system components should not be used as a live conductor. 715.521.7 bare conductor If the nominal voltage does not exceed 25V ac or 60V dc, extra low voltage lighting device can be used when the bare conductor meets the following requirements. GB 16895.30-2008/IEC 60364-7-715.1999 Design, installation or protection --- lighting device can minimize the risk of short-circuiting; and --- For reasons of mechanical strength, the conductor cross-section of at least 4mm2; and --- Conductors or wires are not directly on fuel. For hanging bare conductor, in that part of the circuit between the transformer and electrical protection, at least one conductor and terminals should be absolutely Edge to prevent short circuits. 715.521.8 suspension system Lamps hanging device comprising bearing conductor, should be able to afford quality 5x intends to use the lamps, but not less than 10kg. Terminal and middle connector head conductor should be used in line with GB 13410.2-1998 GB 13410.3-1998 or bolt connection or No bolt clip members. Suspension should not be used on conductors with insulation piercing counterweight wire connectors and terminal line. Suspension system should be insulated partition clip secured to the wall or ceiling, and the entire path should be continuously accessible. 715.521.9 lighting rail system Lighting rail system should meet the requirements of GB 13961-2003. 715.523 ampacity Uninsulated conductors carrying capacity is under consideration. Conductor cross section 715.524 715.524.1 extra-low voltage conductor minimum cross section shall be determined with the following requirements. --- The wiring system mentioned copper conductor 1.5mm2, but the length of 3m and below copper conductor flexible cables can be used 1mm2. --- Reasons of mechanical strength, hanging flexible cable or wire insulated copper conductors installed 4mm2. Voltage drop 715.525 users within the device 715.525.1 should pay special attention to the voltage drop requirements in the extra low voltage lighting apparatus. 715.55 Other equipment It should be consistent with GB 7000 lamps. Extra-low voltage circuit protection and electrical power supply should be a whole should be fixed or installed. Protective devices should be readily accessible. If there are signs to identify its location and protective devices, protective devices can be installed and can be moved easily accessible decorative ceiling The above structure. If you can not clearly identify the protection of electrical circuits are protected, you should use a protective device near the logo or icon (sign) to Identify their circuits and use. In the decorative ceiling above or in a similar place in transformers, electrical protection or similar device shall be mounted on a fixed structure, and with Fixed conductor connection. GB 16895.30-2008/IEC 60364-7-715.1999

Appendix A

(Informative) GB (/ T) 16895 symbols used in this part of the tentative explanation Short-circuit proof (intrinsic and extrinsic type type) safety isolating transformer (GB 19212.7) The surface temperature limit lamp It can be directly installed in the surface of the normally combustible lamps Separate ballast (GB/T 5465.2-1996 of 5138) Is not greater than the limiting temperature of the inverter 110 ℃ GB 16895.30-2008/IEC 60364-7-715.1999

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