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GB 25081-2010 English PDF

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GB 25081-2010: [GB/T 25081-2010] High-voltage presence indicating systems
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB 25081-2010	549	Add to Cart	4 days	[GB/T 25081-2010] High-voltage presence indicating systems	Valid

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Basic data

Standard ID: GB 25081-2010 (GB25081-2010)
Description (Translated English): [GB/T 25081-2010] High-voltage presence indicating systems
Sector / Industry: National Standard
Classification of Chinese Standard: K43
Classification of International Standard: 29.120
Word Count Estimation: 21,233
Date of Issue: 2010-09-02
Date of Implementation: 2011-08-01
Quoted Standard: GB/T 2423.22; GB/T 2423.55; GB/T 2900.19-1994; GB/T 4208; GB/T 8287.1; GB/T 11022-1999; GB/T 16927.1; GB/T 20138; GB/T 20142; IEC 61243-1; IEC 61243-2; IEC 61243-5
Adopted Standard: IEC 61958-2000, MOD
Regulation (derived from): Announcement of Newly Approved National Standards No. 4 of 2010 (total 159)
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 specifies the high-voltage electrical equipment, high pressure charged display device scope, applicable conditions, terms, rating, design and structure, type testing, factory testing and selection guidelines and safety requirements. This standard applies to the nominal voltage of 3kV and above, the frequency of 50Hz power system running indoor and outdoor high-voltage electrical equipment used in live display device. Electric display device is used to provide high voltage electrical equipment running at mains voltage installation status. Relying solely on the live display device displays not enough to prove the system is not energized state, such as operating procedures mandatory requirements is not charged, there should be used in accordance with IEC61243 related voltage detector. This standard also applies to the display device and charged with the use of the specially designed"phase identifier"and"interlock signal output unit. "

GB 25081-2010: [GB/T 25081-2010] High-voltage presence indicating systems

---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.
High-voltage presence indicating systems ICS 29.120 K43 National Standards of People's Republic of China High voltage electric display device (the VPIS) (IEC 61958.2000, High-voltageprefabricatedswitchgearandcontrolgear assemblies-Voltagepresenceindicatingsystems, MOD) Published 2010-09-02 2011-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China issued

Introduction Ⅲ 1 Overview 1 1.1 Scope 1 1.2 Normative References 1 2 Normal and special conditions 1 2 3 Definitions Rating 2 4 4.1 rated voltage 3 4.2 Rated insulation level 3 4.3 rated frequency 3 4.4 auxiliary and control circuits rated supply voltage (Ua) 3 5 design and construction 3 5.1 Overview 3 5.2 charging threshold value display device 4 5.3 Displaying and visibility 4 5.4 sensing unit 5 and pressure limiting means 5.5 mark 5 5.6 the phase discriminator and the connection point 5 5.7 Electromagnetic compatibility (EMC) 6 Interlock signal output unit 6 5.8 6 Type Test 6 6.1 Overview 6 6.2 arrangement, assembly, marking, and instructions for use 8 6.3 8 clearly show the test 6.4 Response time measuring electric display device 8 6.5 Insulation Test 10 6.6 maximum current drawn connecting point measurement 10 6.7 Test pressure limiting means 10 Visual display of the visible test 10 6.8 6.9 Degree of protection test 12 6.10 clearly display the test phase discriminator 12 6.11 Electromagnetic compatibility test (EMC) 12 12 shows the test power depletion 6.12 6.13 interlock display unit and the signal output unit 13 Life Test 13 6.14 jamming performance test 7 factory test 14 7.1 Overview 14 7.2 Visual inspection 14 7.3 Insulation Test 14 14 clearly shows the test 7.4 Selection Guidelines electric display device 8 is 14 9 Inquire information, the tender offer and the order of 14 10 Description 14 10.1 Overview 14 10.2 electric display device 14 described 10.3 Use of the phase discriminator 15 described 11 security 15

Foreword

All technical contents of this standard is mandatory. This Standard is a modified IEC 61958.2000 (first edition) "high voltage switchgear Prefabricated electric display device and a control device (VPIS) ". This standard and IEC 61958.2000 is the main differences. --- standard name to "high voltage electric display device"; --- Chapter 1. Overview ● increase the range of the first paragraph 1.1. "This standard specifies the display apparatus applies high voltage electrical equipment is charged with a high pressure Range for conditions, terms, ratings, design and configuration, type test, selection and factory test guidance and safety aspects Requirements "; ● the first paragraph of the original 1.1 postponed to the second paragraph. "This standard applies a nominal voltage of 3kV or more, the frequency Indoor 50Hz power system running and charging high voltage electrical equipment used in outdoor display apparatus. " Chapter 3 --- terms and definitions are supplemented with "interlocking signal output means" terms and definitions; --- Chapter 4, add "auxiliary and control circuits rated supply voltage (Ua)" rating; --- Chapter 5 Design and operation structure according to the actual requirements of the charging electric power system and structure of the apparatus of display products made as Under changes. ● 5.1.3 and 5.1.4 to 5.1.3 merged into two, the former is extended 5.1.5 5.1.4; ● supplemented with 5.2 "display threshold charging device" of the table number and title "Table 1 Charged display threshold device" and "Table 1 electric display device (the VPIS) and a phase discriminator (PC) type test items and test sequence" is postponed Table 2; ● improved charging threshold display device, and neutral grounding and neutral ungrounded three-phase system is given in both cases Were expressed; ● supplement the requirements of the working life of the display unit; ● The maximum current can be drawn 5.4.5 connecting point two predetermined values. not more than 2mA and 0.5mA, not more unified Over 0.5mA; ● supplement the requirements of safety conditions of the display unit; ● Added relevant technical requirements for inductive charging of the display device; ● Added relevant technical requirements for interlocking signal output unit; ● Added to the relevant sensor means is used as the charging post insulators (porcelain insulators and composite insulators) display skills requirement; ● Added display anti-interference performance requirements of the charging device; ● Added requirements for interlocking signal output unit. --- Chapter 6, the following additions in the type test test ● the display unit and the interlock life test signal output unit; ● anti-interference performance test; ● Protection rank test, and the resistance to mechanical impact test 6.9 6.9 merge protection level testing, and supplemented 6.9.1 IP validation code, and the original verification against mechanical impact tests 6.9 to 6.9.2IK code (resistance to mechanical impact test). --- Chapter 8 Factory test ● 7.1 Overview modify the contents, and wherein the insulation test editorial insulation test is adjusted to 7.3; ● visual inspection supplemented with 7.2 and 7.2 editing experiment clearly show clear display of the test is adjusted to 7.4. --- charging Chapters 7 and 8 of the type of display device is further defined capacitive, inductive, optical, contact, non-contact Touch types. The standard proposed by China Electrical Equipment Industrial Association. This high voltage standard by the National Standardization Technical Committee (SAC/TC65) switching devices. This standard drafting units. China Electric Power Research Institute, Institute of high-voltage switchgear, high-voltage electrical Xi'an Institute. Participated in the drafting of this standard. West An Guangyuan Electric Co., Ltd., Fuzhou-source Appliance Co., Ltd., Xi'an high-voltage electrical shares Parts Co., New Northeast Electric (Shenyang) High Voltage Switchgear Co., Ltd., Beijing Power Company, North Chicago Temple Group (Beijing) Co., Ltd., Guangzhou Baiyun Electric Equipment Co., Ltd., Beijing Career Distribution Automation Co., Ltd., Shenzhen City glorious Electric Industrial Co., Ning Xia Licheng Electric Group Co., Ltd., Zhejiang era Electric Group Co., Ltd. Jinhua power switch. The main drafters. Yuan mainland China, Yan Yulin, Cui Jingchun, Wang Ting, Xu Jingjiang. Participate drafters of this standard. Kong Xiangjun, Zhang Zhiqiang, Gao Tianbao, Feng Jianhua, MA Tsang, Han Zhongju, Chen Bo, He Hong, Lu Jian Ting, Zheng Wei, Yang Chengmao, Yuan Chin percent, Wang Fumin, Qiao Qingbo, Yang Guanghua, Ni Honghua, Zhang and students. High voltage electric display device (the VPIS)

1 Overview

1.1 Scope The standard provides high voltage electrical equipment scope display apparatus, application conditions, terms, charged with high pressure rating, designed junction Configuration, type test, selection and factory test guidance and safety and other requirements. This standard applies to the nominal voltage of 3kV or more, indoor power system operating frequency of 50Hz and outdoor high voltage electrical equipment Charging the display device used. Means for providing the charging information display high voltage main circuit voltage state of the installation of electrical equipment to operators. Rely on a separate display device to display the charging is not enough to prove that the system is in an uncharged state, such as a mandatory procedure uncharged, yet Use dependent voltage detectors meet the IEC 61243. This standard is also applicable to the display device and the charging with the use of the specially designed "identification phase" and "Interlock signal output unit." 1.2 Normative References Terms of the following documents become provisions of this standard by reference in this standard. For dated reference documents, all later Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to agreements based on this standard Whether the latest versions of these documents. For undated references, the latest version applies to this standard. GB/T 2423.22 electric and electronic products environmental testing - Part 2. Test Test Method N. temperature change (GB/T 2423.22- 2002, IEC 60068-2-14. 1984, IDT) GB/T 2423.55 Environmental testing for electric and electronic products - Part 2. Test Method Test Eh. Hammer Test (GB/T 2423.55- 2006, IEC 60068-2-75.1999, IDT) GB/T 2900.19-1994 Electrotechnical term high voltage insulation test technique and mating (neq IEC 60071-1.1993) GB/T 4208 shell protection (IP code) (GB/T 4208-2008, IEC 60529.2001, IDT) GB/T 8287.1 nominal voltage greater than 1000V system and outdoor post insulators of ceramic Part 1. insulating ceramic or glass Edge of the sub-tests (GB/T 8287.1-2008, IEC 60168.2001, MOD) GB/T 11022-1999 high-voltage switchgear and control equipment standard common technical requirements (eqvIEC 60694.1996) GB /16927.1 first portion of the high voltage test techniques T. General test requirements (GB/T 16927.1-1997, eqvIEC 60060-1. 1989) GB/T 20138 housing electrical equipment against external mechanical impact protection level (IK Code) (GB/T 20138-2006, IEC 62262. 2002, IDT) --- insulator Definitions, test methods GB/T 20142 nominal voltage greater than 1000V ac overhead lines with a composite line post And acceptance criteria (GB/T 20142-2006, IEC 61952.2002, MOD) Capacitive Voltage Probe for AC voltage level above 1kV. IEC 61243-1 charging operation voltage detector Part 1 Detector IEC 61243-2 charging operation voltage detector Part 2. resistive AC voltage of 1kV ~ 36kV Detector IEC 61243-5 charging operation voltage detector Part 5. voltage detecting means (VDS)

2 Normal and special conditions

Electric display device and the conditions of its use conditions using the same high-voltage electrical equipment, GB/T 11022-1999 Chapter 2 Be applicable.

3 Terms and Definitions

The following terms and definitions apply to this standard. 3.1 Live display device voltagepresenceindicatingsystem VPIS Means for operating with the voltage on a display device. Note 1. The live display device may also be used in conjunction with a phase discriminator. Note 2. The charged display device is not designed to reliably ascertain the presence of voltage. For this purpose, a voltage detector should be used or a voltage detection means (electrically Pressure detecting means meet IEC 61243-5). 3.2 Sensing unit couplingelement A display section of the charging device, it transmits a signal through the main circuit voltage state associated with the display device to display the charging unit. 3.3 The display unit indicatingelement A charging member displaying device, gives a visual indication to an input signal from the sensor unit. 3.4 Connection point connectingpoint One contact on the display unit, there may be a suitable phase access identifier. 3.5 Phase discriminator phasecomparator A device that can indicate the phase relationship between the connection point of two electric display device. 3.6 Nominal voltage nominalvoltage Un Used to identify suitable device or system voltage approximation [GB/T 2900.19-1994 2.4, modified]. Note 1. The nominal voltage charged display device is a clear indication of a parameter related therewith. Charging display device may have a nominal voltage value, it may be a The nominal voltage range. Nominal voltage limits of the range are Unmin (nominal minimum voltage range) and Unmax (most nominal voltage range Great value). Note 2. In this standard, nominal voltage three-phase system is an indication of said line voltage. A single phase system voltage is the nominal voltage between the lines. 3.7 Pressure limiting means voltagelimitingdevice Sensing means to limit the voltage output of the protection device upon the occurrence of dielectric breakdown. 3.8 Interlock signal output unit interlockingsignaloutputelement A display section of the charging device, it can send a signal to the interlock switch interlock apparatus according to the transmitted signal of the sensor unit.

4 Ratings

The following ratings For high voltage electrical equipment is equally applicable to a combination of these devices together with electric display device (VPIS). --- rated voltage; --- Rated insulation level; --- rated frequency (or several nominal frequency); --- the auxiliary control circuit and the rated supply voltage (Ua). Furthermore, the nominal voltage shall be determined charging system display device can be used or the nominal voltage range. 4.1 rated voltage GB/T 11022-1999 4.1 apply. 4.2 Rated insulation level GB/T 11022-1999 4.2 apply. 4.3 rated frequency GB/T 11022-1999 4.3 apply. 4.4 auxiliary and control circuits rated supply voltage (Ua) GB/T 11022-1999 4.8 apply.

5 Design and structure

5.1 Overview 5.1.1 charging member displaying apparatus Charging the display device (see FIG. 1) comprising. --- sensing unit; --- a display unit; --- a connection point (optional); --- interlock signal output unit (optional). An outer sensing unit and the display unit is mounted and contained within a high voltage electrical equipment, may be mounted to a high voltage electrical equipment (such as outdoor induction). Figure. 1 --- main loop; 2 --- sensing unit; 3 --- display unit; 4 --- connection point (optional); 5 --- interlock signal output unit (optional); --- A signal from the sensor unit; B --- signal connection point; --- C is connected to the interlock. Note 1. On the physical connection and can be positioned on the display unit or interlock signal output unit. NOTE 2. 1 with an inductive charging display apparatus 2 is not directly connected. Apparatus of FIG. 1 show a schematic view of a charging 5.1.2 Phase Identification The display device should allow charging phase with a suitable phase relationship to check identification. A charging unit for producing a display device to be a predetermined phase Characteristics recognizer. 5.1.3 Degree of protection High voltage electrical equipment housing part becomes a charging device of the display part should meet the determined high voltage electrical equipment protection. Equipped with Charging the outer display a predetermined high voltage electrical equipment GB/T 11022-1999 5.13 degrees of protection device housing should meet. If the charging operation of the display device included in the dangerous section, according to GB/T 4208, should provide a degree of protection should be at least IPXXB, has been removed even if the replaceable parts. A display device accessible charging member should have sufficient mechanical strength to prevent its mechanical impacts affecting the normal use. recommend The level of protection to mechanical impact (IK code) of the 20138 IK07 GB/T (2J). 5.1.4 Test member A charging device with a built-in power should be equipped with a display element tests, to check the status of its battery. An interlocking signal output unit The charging device may be equipped with a display unit test, to check its status. 5.2 charging device display threshold A charging device display threshold value in Table 1. Table 1 Threshold charging display device Display state threshold Which system class Corresponding to "charging" Show Display No display In three phase systems Ungrounded When the actual line voltage to the nominal voltage at the Which is between the rated voltage and 40% When the actual voltage is less than the nominal line to ground voltage Value of 15% Neutral ground When the actual line voltage to the nominal voltage at the And 40% of its Ur When the value between When the actual voltage is less than the nominal line to ground voltage Value of 15% In a single phase system in the ground monopolar When the actual line voltage to the nominal voltage at the Which is between the rated voltage and 69% When the actual voltage is less than the nominal line to ground voltage Value of 26% In a single phase system in the ground midpoint When the actual line voltage to the nominal voltage at the Is between 35% and 50% of its rated voltage When the actual voltage is less than the nominal line to ground voltage Value of 13% 5.3 Display and visibility 5.3.1 Overview Charging the display unit of the device should provide voltage state display is clearly visible. Displayed in the actual lighting conditions on the given operating positions and enabling the user to be clearly visible. Some electric display device is limited to indoor or outdoor use, while others are common for indoor and outdoor. 5.3.2 reproduce frequencies For repetitive visual display, reproduce the frequency of at least 1Hz. If the actual line voltage to ground is equal to or greater than the nominal voltage value 40%, should meet this requirement. If the line voltage is below 15% of the nominal voltage value, the charging device should exhibit a display corresponding to "without Power "display, there is no built-in power for charging the display device, allowing non-irritating signal. For a single phase system, should be applied a predetermined threshold value 5.2. 5.3.3 Response Time Charging the display unit of the device to be displayed within 1s after the voltage state change. 5.3.4 Display power runs Charging apparatus having a built-in power should be able to give a clear display of "electrical" before it runs out of power display, except that the internal power supply With restrictions by automatically disconnect or not ready indication. 5.3.5 working life of the display unit Operation of the display element in a display unit is made of long-term, continuous operation life of not less than 50000h, you should be able to withstand 10,000 and displayed continuously on and off normally. 5.4 voltage limiting device and sensing unit 5.4.1 insulating sensor unit Between the sensing means and the output terminal of the high voltage electrical apparatus main circuit should provide sufficient insulation. Post insulators fitted sensor unit Porcelain insulators should be used comply with GB/T 8287.1, the use of composite insulators should comply with GB/T 20142's. 5.4.2 voltage limiting device (optional) Deal provides protection from operating personnel operating voltage at the connection point appears, also take the necessary measures so that occurs when the sensing unit It can be converted to a permanent ground fault any insulation fault. This may be achieved by sensing the output of the pressure limiting means via a grounding device. Voltage limiting means may be a particular element (e.g., spark gaps), one element may be permanently connected to the sensor (e.g., significant Element unit shown). Determining facility protection principles, taking into account the effect of the pressure limiting means in response caused. 5.4.3 threshold voltage of the voltage limiting device The threshold voltage of the voltage limiting device should meet the following requirements. --- should be less than 30% of the nominal voltage power system; --- the other lower than the lowest limit of the dielectric strength of the electric display device element. 5.4.4 ground fault condition For an isolated neutral or neutral grounding system resonanc......

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Question 1: How long will the true-PDF of GB 25081-2010_English be delivered?

Answer: Upon your order, we will start to translate GB 25081-2010_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB 25081-2010_English with my colleagues?

Answer: Yes. The purchased PDF of GB 25081-2010_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.