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GB 7260.4-2008 English PDF

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GB 7260.4-2008: [GB/T 7260.4-2008] Uninterruptible Power Systems (UPS) -- Part 1-2: General and safety requirements for UPS used in restricted access locations
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GB 7260.4-2008English1359 Add to Cart 6 days [Need to translate] [GB/T 7260.4-2008] Uninterruptible Power Systems (UPS) -- Part 1-2: General and safety requirements for UPS used in restricted access locations Obsolete GB 7260.4-2008

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Basic data

Standard ID GB 7260.4-2008 (GB7260.4-2008)
Description (Translated English) [GB/T 7260.4-2008] Uninterruptible Power Systems (UPS) -- Part 1-2: General and safety requirements for UPS used in restricted access locations
Sector / Industry National Standard
Classification of Chinese Standard K85
Classification of International Standard 29.200
Word Count Estimation 34,378
Date of Issue 2008-05-20
Date of Implementation 2009-04-01
Adopted Standard IEC 62040-1-2-2002, MOD
Regulation (derived from) Announcement of Newly Approved National Standards No. 8, 2008 (No. 121 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 relates to DC link energy storage device having an electronic uninterruptible power supplies. This standard refers to GB 4943-2001 and IEC 60950-1: 2001 related content. This standard includes an uninterruptible power supply (UPS) primary function is to ensure the continuity of AC power supply output. UPS also allows power to maintain the specified characteristics, thereby improving power quality. GB 4943-2001 and IEC 60950-1: 2001 relevant chapters on regional differences comments also apply. This standard applies to pre- installed in restricted access areas, low-voltage distribution systems for mobile, stationary, fixed or flush mount UPS. This standard specifies the requirements to ensure the safety of maintenance personnel.

GB 7260.4-2008: [GB/T 7260.4-2008] Uninterruptible Power Systems (UPS) -- Part 1-2: General and safety requirements for UPS used in restricted access locations


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Uninterruptible Power Systems (UPS) .Part 1-2. General and safety requirements for UPS used in restricted access locations ICS 29.200 K85 National Standards of People's Republic of China Uninterruptible Power Supplies Part 1-2. restricted accessible areas UPS general provisions and safety requirements (IEC 62040-1-2.2002, MOD) Published 2008-05-20 2009-04-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China issued

Table of Contents

Introduction Ⅲ 1 Scope and special applications 1 2 Normative References 1 Definition 2 3 4 General Requirements 5 The basic design requirements 9 5 6 cabling, and power supply 13 is connected 7 structural requirements 15 8 Electrical requirements and simulated abnormal conditions 17 Annex A (normative) heat and fire tests 19 Annex B (normative) test under an abnormal condition of the motor 19 Annex C (normative) transformer 19 Annex D (normative) contacting a test current measuring instruments 19 Annex E (normative) 19 winding temperature rise Annex F (normative) clearance and creepage distance measurement 19 Annex G (normative) alternative method of determining the minimum electrical clearance 19 Annex J (informative) electrochemical potential Table 20 Annex K (normative) temperature control apparatus 20 Annex H (normative) to prevent water and foreign matter from entering the exterior of the guide 21 Annex L (normative) 22 backfeed protection test Annex M (normative) reference load condition Example 24 Annex N (normative) battery cabinet ventilation 27 Annex P (normative) for the maximum and minimum cross-sectional area of the copper conductor is connected (see 4.9.7) 29

Foreword

GB 7260 "Uninterruptible Power Supply (UPS)" into the following sections. --- Part of 1-1. UPS general and safety requirements for use in operator access area; --- Part 1-2. UPS restricted access areas using a general and safety requirements; --- Part 2. Electromagnetic Compatibility (EMC) requirements; --- Part 3. Determination of the test and performance requirements. This section GB 7260 Part 1-2. All technical contents of this section is mandatory. This partial modification using IEC 62040-1-2. a restricted access areas UPS used.2002 "Uninterruptible Power Supply Part 1-2 General regulations and safety requirements. " This part of IEC 62040-1-2.2002 compared, there is a technical differences. 4.9.15 revise this section as "unless otherwise required by the user, to the end user documentation, and identify the man-machine interface Chinese specifications should be used. " Appendix A of this section, to Appendix B, appendix C, Appendix D, Appendix E, Appendix F., Appendix G, appendix K, Appendix L, M Appendices, Appendix N And Appendix P is normative, Appendix H and Appendix J is an information appendix. This section was proposed by China Electrical Equipment Industrial Association. This part of the jurisdiction of the National Power Electronics Standardization Technical Committee (SAC/TC60). This section is drafted. Ai Mosheng Network Power Co., Ltd., Shanghai Fudan Fuhua Technology Co., Ltd. Participated in the drafting of this section. Dentsu Co., Ltd., Qingdao Rectifier Manufacturing Co., Ltd., Xi'an Power Electronics Technology The Qingdao Economic and Technological Development Zone of EC Technology Development Co., Ltd. The main drafters of this section. see Qiu Qing, Wang Ao students, Jiang Wei Shi, Zhang Xifan, red Wei, Sui Xueli, Wang Ying, Shao Ming Yue, Zhou Guanyun, Sheng Zhang, Wang Weihui. This section was first released. Uninterruptible Power Supplies Part 1-2. restricted accessible areas UPS general provisions and safety requirements

1 Scope and special applications

1.1 Scope GB 7260 apply to this portion of the DC link uninterruptible power supply apparatus having an electronic storage device. This section cited GB 4943-2001 and IEC 60950-1.2001 related content. The main function of this portion includes an uninterruptible power supply (UPS) is to ensure the continuity of the AC power output. UPS also allows electricity Retention characteristics specified source, thereby improving power quality. GB 4943-2001 and 60950-1 IEC .2001 related chapters on regional difference The same comment applies different. This section applies the predetermined touch area installed in a restricted, low voltage distribution systems for mobile, in vertical, fixed or fitted formula UPS. This section provides the safety of personnel servicing requirements. This section is intended to ensure the safety of the installation according to the method specified by the manufacturer, operation and maintenance of the UPS. UPS UPS may be a single unit, But also interconnect the UPS system. This portion does not include a DC power supply of an electronic ballast (IEC 60347 and IEC 60925) and a rotating electric machine based UPS. General and safety requirements for UPS installed in a predetermined area of the operator access, see GB 7260.1, electromagnetic compatibility (EMC) And requirements defined in GB 7260.2. 1.2 Special Applications Although this section does not include all types of UPS, but still as its guiding document. For particular applications of UPS, may Some require additional energy requirements of this Part. These specific uses include. --- UPS predetermined exposure work in the following environment. temperature extremes, excessive dust, humidity or vibration, flammable gas, corrosive or Explosive atmosphere, and so on; --- physical contact area is within the patient 1.5m, UPS equipped with medical electronic equipment; --- When the UPS withstand transient overvoltages exceeding GB /16935.1-1997 over the predetermined voltage category Ⅱ in T, UPS power Some may require additional protection measures; --- UPS may be flooded for the occasion and invasion of foreign substances need additional requirements. These guidelines and requirements related tests Appendix H; --- long (over 30min) running Fang Bo output voltage waveform distortion UPS should be tested to verify the compatibility of the load. Note. Scheduled UPS on a vehicle, boat or aircraft used or tropical regions, or in areas above 1000m altitude UPS, you may be required Different requirements.

2 Normative references

Terms of the following documents constitute provisions of this section by reference in this 7260 GB . For dated references, All subsequent amendments (excluding corrections) or revisions do not apply to this section, however, encouraged to reach an agreement under this section Whether the parties to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T basic methods and equipment safety rules conductor terminals and terminal-specific identification flag 4026-2004 machine interface identifier And application of general rules for an alphanumeric system (IEC 60445.1999, IDT) GB 4208 shell protection (IP code) (GB 4208-2008, IEC 60529.2001, IDT) GB 4943-2001 Safety of information technology equipment (eqv IEC 60950.1999) GB/T 5465.2 electrical equipment graphical symbols (GB/T 5465.2-1996, idt IEC 60417.1994) GB 7251.1 low voltage switchgear and control equipment - Part 1. tested and partially type test equipment (GB 7251.1-2005, IEC 60439-1.1999, IDT) GB 7260.1 uninterruptible power supply (UPS) - Part 1-1. General safety and operator access areas UPS used to Seek (GB 7260.1-2008, IEC 62040-1-1.2002, MOD) GB 7260.2 uninterruptible power system (UPS) - Part 2. Electromagnetic Compatibility (EMC) requirements (GB 7260.2-2003, IEC 62040-2.1999, MOD) GB/T 7260.3 uninterruptible power supply (UPS) - Part 3. determining performance requirements and test methods (GB/T 7260.3- 2003, IEC 62040-3.1999, MOD) Part 4-42 GB 16895.2-2005 building electrical devices. safety protection thermal effects (IEC 60364-4-42. 2001, IDT) GB 16895.21-2004 building electrical apparatus Part 4-41. safety against electric shock (IEC 60364-4-41. 2001, IDT) GB/T 16935.1-1997 the low pressure system with a first portion of the insulating device. Principles, requirements and tests (idt IEC 60664-1.1992) GB/T 17045-2006 Protection against electric shock device and a generic device (IEC 61140.2001, IDT) IEC 60364 (all parts) electrical installations of buildings IEC 60950-1.2001 Safety of information technology equipment - Part 1. General requirements IEC 61000-2-2.2002 Electromagnetic compatibility (EMC) Part 2-2. Public Environment voltage power supply system and channel frequency conducted disturbances Compatible with the level number transmission Definition 3 3.1 General This section uses the following definitions. GB 4943-2001 and IEC 60950-1.2001 is also relevant definitions apply to this section. Unless otherwise specified, "voltage" and "current" are root mean square values (r.m.s value) used in this part. NOTE. When the presence of a non-sinusoidal signal, use can give the real root mean square value of the measuring instrument readings. Other definitions and terms refer to GB/T 7260.3. 3.1.1. Constituted by a combination of converters, switches and energy storage device (secondary battery), when the input power failure to maintain continuity of load power supply equipment. 3.1.2. Load power within the rated voltage and frequency in steady state and transient tolerance range, and waveform distortion and interrupted for a predetermined load limit. 3.1.3 Alternatively indirect communication path power converter. 3.1.4 Any change in load results in unacceptable performance device power supply. 3.1.5 Provided by a public power supply system or the user of the power generators. 3.1.6 The sum of the harmonic components of the electrical power of the output end of each fundamental frequency and power output. In units of watts or kilowatts. 3.1.7 The product of the output voltage of the root mean square current value and the root mean square value. 3.1.8 Stated by the manufacturer input or output supply voltage (line voltage three-phase power supply system refers). 3.1.9 Input declared by the manufacturer or the output power supply voltage range, represented by a lower limit and an upper limit value of the rated voltage. 3.1.10 Manufacturer's declaration of UPS maximum input or output current. 3.1.11 In the case of the storage operation mode and the main power is not available, a portion of the voltage or energy within the UPS directly or through a reverse leakage path Fed to either input terminal. 3.2 Operating Conditions 3.2.1. As close to the manufacturer's instructions provided in the normal operation mode using the most severe conditions. However, when the actual conditions of use than When the manufacturer's recommended maximum load conditions harsh obviously, the maximum load can be applied should be used. Note. Examples UPS reference load condition Appendix M. 3.2.2. Current from the power load described by the relationship. I = U/Z Where. I --- the load current; --- the U-supply voltage; Z --- load impedance. 3.2.3 Parameter load impedance (Z) is no longer a constant constant, but varies with other parameters such as the load voltage or the like of time (see Appendix M). 3.2.4 UPS power supply to run under the following circumstances. --- mains interruptions or beyond a given tolerance; --- the battery is being discharged; --- load is within a given range; --- the output voltage within a given tolerance. 3.3 In the definition of GB 4943-2001 1.2.3 apply. 3.4 In the definition of GB 4943-2001 1.2.4 apply. 3.5 In the definition of GB 4943-2001 1.2.5 apply. 3.6 GB 4943-2001 1.2.6 definitions apply. 3.7 In the definition of GB 4943-2001 1.2.7 apply. 3.8 IEC 60950-1.2001 definition 1.2.8 apply. 3.8.1 GB 4943-2001 defined in 1.2.8.4 apply. 3.9 1.2.9 The definition of GB 4943-2001 applies. 3.10 GB 4943-2001 in 1.2.10 definitions apply. 3.11 IEC 60950-1.2001 1.2.11 definitions apply. 3.12 The definition of the 4943-2001 GB 1.2.8 apply. 3.13 IEC 60950-1.2001 1.2.12 definitions apply. 3.14 The definition of GB 4943-2001 1.2.13.2,1.2.13.3,1.2.13.4,1.2.13.7 and 1.2.13.8 of the following a And apply. 3.14.1 1.4.2 the definition of GB 4943-2001 and the following shall apply in conjunction. Within the scope of this section, to check the compliance of the material if, components, parts by inspection or testing characteristics, allows to check any Related data or a suitable conventional type test results instead of defined. Note. For large or high-power devices, may not have the appropriate test facilities some type testing. The above-described situation also exists in some electrical test. These tests simulate the device can not obtain or special test facilities from commercial sources Beyond the scope of the manufacturer can be resolved. 3.15 The following definitions apply. GB 4943-2001 of 1.2.8.9,1.2.8.10,1.2.8.11,1.2.8.12,1.2.13.8.

4 General requirements

4.1 UPS design and construction UPS should be designed and constructed so that in normal conditions of use and all possible fault conditions, within the scope of the meaning of this protective Electric shock and other hazards resulting from personal injury, and severe fire load caused by UPS or connected. When no specific security requirements, UPS design should also be provided in this section is not less than the general level of safety. Unless otherwise specified, all testing and test checked by its compliance. Note. In order to meet the demand for additional detailed requirements of the new situation, should quickly draw the corresponding technical Committee. 4.2 User Information The manufacturer shall provide users with all the necessary information to ensure that users in the use of the device according to the manufacturer's instructions not cause this section Dangerous within the meaning of (see 4.8). Compliance is checked by inspection. 4.3 UPS classification The shock protection device classification, UPS This section covers for Class I devices. 4.4 General Test Conditions GB 4943-2001 in 1.4.1,1.4.2,1.4.3,1.4.6,1.4.7,1.4.10,1.4.11,1. 4.13,1.4.14 and IEC 60950-1. 1.4.8,1.4.12 2001 together with the following apply. Only leakage currents and temperature tolerance test should be conducted within the input voltage, the other tests were conducted at a nominal input voltage. 4.5 when the operating parameters of the test Unless other provisions of this part specifies a particular test conditions, and these conditions would obviously have a significant impact on the test results, or should be in Operating specification of the manufacturer, the following parameters were tested in the most unfavorable combination of conditions. --- supply voltage; --- loss of power supply voltage; --- supply frequency; --- Battery charging conditions; --- the UPS machine installation position and the position of the detachable parts; ---Operation mode. 4.6 Test load Where it is determined that the input current may be affected and other test results, the following factors should be considered and adjusted to produce the least Lee result of the situation. --- recharging the battery a load; --- proposed manufacturer or configured or supported option with the device within the test device; --- manufacturer predetermined configuration, by means of other test load powering the device. Load simulation tests the load can be manually. 4.7 parts GB 4943-2001 1.5.8 of 1.5.1,1.5.2,1.5.4 to apply. 4.8 Power Interface GB 4943-2001 1.6.4 of 1.6.1,1.6.2 and together with the following apply. If the equipment has neutral, the neutral line should be the same in phase with the line isolation and the fuselage. It is connected between the neutral and ground components Rated working voltage should be equal to the phase voltage. When the input and output neutral isolation, maintenance personnel responsible for installation of wiring according to local regulations And detailed description of the installation instructions output neutral configuration. Compliance is checked by inspection. 4.9 Identification and Description 4.9.1 Overview UPS should identify the following detailed requirements or equivalent text. It should be apparent identity or equipment located appearance. If the CID is in solid An outer set of devices, the conditions of normal use should be apparent from the press installation. If the flag is not visible outside the device, but opens the door or the cover directly visible, that are satisfactory. 4.9.2 Power Ratings Shall be of adequate labeling provisions. --- Input power requirements; --- output power rating. A plurality of rated voltage apparatus shall designate corresponding rated current, and washed successively with slash delimiter "/" are separated, and can apparent rated Correspondence between the voltage and rated current. Rated voltage range of the device shall be marked with the maximum rated current or current range. GB 4943-2001 in addition to the relevant content, input and output should identify comprising. --- rated output voltage; --- rated output current or the rated power (in volt-ampere (VA)) or the active power (in watts (W is)); --- if the rated output power factor less than 1, the rated output power factor to be marked, or active power and apparent power, real power, or Ratio and a rated current; --- Output number of phases (1 or 3), with or without neutral line; --- rated output active power in watts (W) or Kilowatt (kW) (see Appendix M); --- rated output apparent power, in units of volt-ampere (VA) or from kVA (kVA) (see Appendix M); --- the maximum operating ambient temperature range (optional). Note. Compliance is checked in accordance with Appendix M. Design additional separate automatic bypass/maintenance bypass, an additional battery or external AC power supply input device, it may be a randomly assigned Specification means a respective predetermined power rating. In this case, there should be at or near the junction of the following description. The front power connection, see the installation instructions If no direct connection with the main power source, it is not necessary to mark the rated current. 4.9.3 Safety Instructions The manufacturer shall specify UPS installation, operation and maintenance conditions relevant documents or product samples. When the UPS is designed to be used only in limiting access areas (does not meet the GB 4943-2001 1.2.6.2 of the fire enclosure to Demand), the installation instructions should be clear that the UPS can only require the installation of GB 16895.2-2005. If necessary, transportation, installation and operating instructions should express appropriate and properly installed, certain important method of commissioning and operation of the UPS. If necessary, the above documents should be given explicitly recommended maintenance scope and frequency. If the circuit is not easily distinguished from the physical structure of the UPS should provide appropriate information, such as the connection of FIG. If the UPS power distribution systems used in IT and building electrical apparatus requires additional components, it should be clearly given in the safety specification, At the same time should meet all the requirements of 5.3. Note 1. may require special attention, for example. an interconnect device coupled to the battery and a power source connected between each of the separate unit (if any). NOTE 2. When applicable, shall be described with reference to national wiring installation procedure. Design additional separate automatic bypass/maintenance bypass, an additional battery or external AC power supply input device, it may be a randomly assigned Specification means a respective predetermined power rating. In this case, there should be at or near the junction of the following description. The front power connection, see the installation instructions The manufacturer shall provide guidance to the user according to ability level operating equipment required, such as --- Allow only licensed access to restricted access areas of operation. When used with a mains isolating device is not installed in the disconnect devices (see GB 4943-2001 3.4.2), should be installed The specification statement. --- permanent connection type UPS, disconnect should be installed on the device easy to operate fixed wiring; --- for the pluggable connector as UPS and disconnect means UPS output socket should be installed in close proximity, and easy to operate. For external automatic backfeed isolation permanent connection type UPS, the user request specification. UPS power away from the main area of all the Increase warning labels on the release means, electrical alert maintenance personnel to the UPS power supply circuit. Warning label or equivalent text should contain the following words. Front line construction, disconnect UPS 4.9.4 voltage regulation GB 1.7.4 is applicable 4943-2001. 4.9.5 power outlet Unless the power outlet to meet the rating, or close to each power outlet should have expressly identify the maximum allowable load. 4.9.6 Fuse In each fuse or near the base (or elsewhere, but it should clearly identify which correspond to the fuse holder) should express blown identity Rated current and active power (if the fuse holder suitable for different rated voltage fuse). As an alternative, such information should Given in the user manual. If it is necessary to use special blowing fuses having characteristics (e.g., delay or breaking capacity), the type of fuse should be labeled. 4.9.7 Terminals The protective ground conductor connection terminal and power supply comes predetermined connection shall be marked with a graphical symbol. You should not use this ground terminal symbol. NOTE. This requirement applies to the protective earth conductor connecting terminal, whether the terminal is a power cord can not be separated along part or power supply conductor. Dedicated to the predetermined neutral conductor connected to the main power supply (if any) of the terminal application capital letter "N" indicated. Three phase UPS, the predetermined power source and the conductor connecting terminal shall GB/T 4026-2004 provides the manufacturer or installation instructions standard Shows. Three-phase UPS, if an abnormal phase sequence cause overheating or other hazards, the predetermined terminal is connected to the main power source conductor Together with any installation instructions should be given a clear phase sequence identity. Other components may be disassembled these flags should be placed on screws or the wiring. 4.9.8 Battery Terminal And predetermined terminals of the battery connection shall GB/T 5465.2 indicated polarity. 4.9.9 controls and indicators GB 4943-2001 1.7.8 apply. 4.9.10 multiple isolated power supply GB 1.7.9 is applicable 4943-2001. 4.9.11 IT power distribution system GB 1.7.10 of the applicable 4943-2001. 4.9.12 Protection in building facilities GB 5.3.1 is applicable 4943-2001. Note. It is noted that in different countries wiring codes (if any) on the protection requirements of the public power supply systems. 4.9.13 large leakage current GB 5.1 in 4943-2001 together with the following apply. B as a predetermined plug-type device or a fixed type UPS, if any of the operating mode, UPS and all the loads connected The sum of the leakage current leakage current on the primary UPS protective earth conductor exceeds or is likely to exceed 5.1 GB 4943-2001 predetermined limits, The UPS due GB 5.1 on the warning label requirements 4943-2001. Installation Manual connection method should provide the main power supply. 4.9.14 other temperature control and adjustment means See GB 4943-2001 of 1.7.11. 4.9.15 Language Unless otherwise required by the user, to the end user documentation, as well as man-machine interface specification should be used to identify Chinese. Durability 4.9.16 logo GB 4943-2001 of 1.7.13 apply. 4.9.17 Removable parts GB 1.7.14 of the applicable 4943-2001. 4.9.18 Replaceable batteries GB 1.7.15 of the applicable 4943-2001. 4.9.19 operator to use the tool to reach GB 1.7.16 of the applicable 4943-2001. 4.9.20 Battery External UPS battery box built-in battery or UPS cabinet shall have the following information clearly understood that the position of the maintenance personnel should be dimensional Easy to see when repair UPS, and meet the requirements of GB 4943-2001 1.7.1. Or the number of cells the battery section number a)) and the battery pack battery type (lead acid, nickel cadmium and the like; b) total nominal battery voltage; Total nomina...

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