GB/T 2317.4-2023_English: PDF (GB/T2317.4-2023)
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Test method for electric power fittings -- Part 4: Acceptance inspection
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Test method for electric power fittings -- Part 4: Acceptance inspection for electric power fittings
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Electric power fittings acceptance rules, marking and packaging
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Standard ID | GB/T 2317.4-2023 (GB/T2317.4-2023) | Description (Translated English) | Test method for electric power fittings -- Part 4: Acceptance inspection | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | K51 | Classification of International Standard | 29.240.20 | Word Count Estimation | 10,155 | Date of Issue | 2023-03-17 | Date of Implementation | 2023-10-01 | Older Standard (superseded by this standard) | GB/T 2317.4-2008 | Drafting Organization | China Electric Power Research Institute Co., Ltd., China Power Construction Group Chengdu Electric Power Fitting Co., Ltd., China Energy Construction Group Nanjing Line Equipment Co., Ltd., Huzhou Tailun Electric Power Equipment Co., Ltd., China Power Construction Group Siping Line Equipment Co., Ltd., Jiangdong Fitting Equipment Co., Ltd. Company, Xi'an Chuangyuan Electric Power Fitting Co., Ltd., China Southern Power Grid Co., Ltd. EHV Transmission Company, China Southern Power Grid Digital Grid Research Institute Co., Ltd., Jiangsu Shuanghui Electric Power Development Co., Ltd., Pinggao Group Co., Ltd., China Power Construction Group Henan Electric Power Equipment Co., Ltd., Jiangsu Jiekai Power Equipment Co., Ltd., Jiangsu Tiannan Electric Power Co., Ltd., Zhejiang Taichang Industrial Co., Ltd., Shanghai Yonggu Power Equipment Co., Ltd. | Administrative Organization | National Overhead Line Standardization Technical Committee (SAC/TC 202) | Issuing agency(ies) | China Electricity Council | Standard ID | GB/T 2317.4-2008 (GB/T2317.4-2008) | Description (Translated English) | Test method for electric power fittings. Part 4: Acceptance inspection for electric power fittings | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | K51 | Classification of International Standard | 29.240.20 | Word Count Estimation | 6,640 | Date of Issue | 2008-12-30 | Date of Implementation | 2009-10-01 | Older Standard (superseded by this standard) | GB/T 2317.4-2000 | Drafting Organization | China Electric Power Research Institute | Administrative Organization | National Standardization Technical Committee overhead power lines | Regulation (derived from) | Announcement of Newly Approved National Standards No. 23 of 2008 (No. 136 overall) | Proposing organization | China Electricity Council | Issuing agency(ies) | Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China | Summary | This standard specifies the electrical fittings acceptance rules. This section applies to the rated voltage of 10kV and above overhead power lines, substations and power distribution equipment used in electrical fittings (hereinafter referred to as fittings). Used for low voltage distribution network similar fittings may refer to the use of this section. In severe corrosion, contamination of the environment, high altitude, alpine region and other conditions of use fittings shall also meet the other criteria of the relevant provisions. | Standard ID | GB/T 2317.4-2000 (GB/T2317.4-2000) | Description (Translated English) | Electric power fittings acceptance rules, marking and packaging | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | K51 | Classification of International Standard | 29.240.20 | Word Count Estimation | 6,688 | Date of Issue | 2000-07-14 | Date of Implementation | 2000-12-01 | Older Standard (superseded by this standard) | GB/T 2317-1985 | Quoted Standard | GB 2314-1997; GB/T 2317.1-2000; GB/T 2317.2-2000; GB/T 2317.3-2000; GB/T 2336-2000; GB/T 2338-1985; JB/T 8177-1995 | Drafting Organization | East China Electric Power Design Institute, State Electric Power Company Electric Power Construction Research Institute | Administrative Organization | National overhaul line (power fittings) Standardization Technical Committee | Regulation (derived from) | Announcement of Newly Approved National Standards No. 23 of 2008 (No. 136 overall) | Proposing organization | State Economic and Trade Commission | Issuing agency(ies) | State Quality and Technical Supervision |
GB/T 2317.4-2023
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 29.240.20
CCS K 51
Replacing GB/T 2317.4-2008
Test Method for Electric Power Fittings – Part 4: Acceptance
Inspection
ISSUED ON: MARCH 17, 2023
IMPLEMENTED ON: OCTOBER 1, 2023
Issued by: State Administration for Market Regulation;
Standardization Administration of the People’s Republic of China.
Table of Contents
Foreword ... 3
1 Scope ... 5
2 Normative References ... 5
3 Terms and Definitions ... 6
4 Test Requirements ... 6
5 Acceptance Rules ... 13
Test Method for Electric Power Fittings – Part 4: Acceptance
Inspection
1 Scope
This Document stipulates the test items, quantities and qualification rules for type tests,
sampling tests and routine tests of electric power fittings.
This Document applies to electric power fittings (hereinafter referred to as "fittings") used in
10kV and above AC and DC overhead power lines, substations (converter stations) and power
distribution devices in power plant.
2 Normative References
The provisions in following documents become the essential provisions of this Document
through reference in this Document. For the dated documents, only the versions with the dates
indicated are applicable to this Document; for the undated documents, only the latest version
(including all the amendments) is applicable to this Document.
GB/T 2314 General technical requirements for electric power fittings
GB/T 2317.1 Test method for electric power fittings - Part 1: Mechanical tests
GB/T 2317.2 Test method for electric power fittings - Part 2: Corona and RIV tests
GB/T 2317.3 Test method for electric power fittings - Part 3: Heat cycle tests
GB/T 4056 Ball and socket coupling dimensions of string insulator units
GB/T 5075 Terminology for electric power fittings
GB/T 35693 Technical specification for valve hall fittings of ±800 kV ultra high voltage
direct current (UHVDC) transmission project
DL/T 756 Link fittings
DL/T 763 Technical requirements for overhead line helical fittings
DL/T 765.2 Overhead distribution lines fittings-Part 2:Overhead conductor fittings of rated
voltages up to 35kV
DL/T 765.3 Overhead distribution lines fittings - Part 3: Overhead insulated conductor
fittings of rated voltages up to 35 kV
DL/T 768.7 Manufacture quality specification for electric power fittings hot dip galvanized
coatings on fabricated iron and steel articles
DL/T 1098 Requirements and tests for overhead line spacers
DL/T 1099 Technical requirements and tests for damper
3 Terms and Definitions
For the purposes of this Document, the terms and definitions given in GB/T 5075 apply.
4 Test Requirements
4.1 The general technical conditions of the fittings shall comply with the provisions of GB/T
2314.
4.2 The fitting test is divided into type test, sampling test and routine test. The test items,
quantity and requirements for link fittings, tension clamps, splicing fittings and protective
fittings shall be carried out according to Table 1. The test items, quantity and requirements for
draping clamps shall be carried out according to Table 2. The test items, quantity and
requirements for spacer bars shall be carried out according to Table 3. The test items, quantities
and requirements of anti-vibration hammer shall be carried out according to Table 4. The test
items, quantity and requirements for electric substation fittings shall be carried out according
to Table 5.
a) The valve hall fittings meet other test requirements specified in GB/T 35693;
b) Pre-twisted fittings meet other test requirements specified in DL/T 763;
c) Overhead bare conductor fittings with rated voltage 35kV and below meet other test
requirements specified in DL/T 765.2;
d) Overhead insulated conductor fittings with rated voltage 35kV and below meet other test
requirements specified in DL/T 765.3;
e) The balls and sockets connected by the ball and socket are inspected piece by piece for "pass"
and "stop" gauges. The dimensions of the "pass" and "stop" gauges comply with the provisions
of GB/T 4056.
5 Acceptance Rules
5.1 Type test
5.1.1 General requirements
The purpose of the type test is to confirm the design performance of the fittings. It is usually
conducted once when the new product is trial-formulated. It shall be repeated when the design,
material or process is changed.
5.1.2 The number of tests
The number of fitting tests shall meet the requirements in Tables 1 ~ 5.
5.1.3 Qualification judgment
If all the test pieces meet the requirements, then such product shall be qualified.
5.2 Sampling test
5.2.1 General requirements
The purpose of sampling testing is to verify the performance of materials and products.
Sampling tests are conducted by batch; and test samples are randomly selected from the batches
submitted for inspection. The purchaser has the right to select the samples to be tested and
requires the manufacturer to provide a type test report.
5.2.2 The number of tests
When a batch of products is less than 100 pieces, sampling testing shall not be performed. When
the batch size is 100 pieces or more, the sampling quantity is shown in Table 6.
......
GB/T 2317.4-2008
Test method for electric power fittings Part 4. Acceptance inspection for electric power fittings
ICS 29.240.20
K51
National Standards of People's Republic of China
Replacing GB/T 2317.4-2000
Test methods for electrical fittings
Part 4. Acceptance rules
Posted 2008-12-30
2009-10-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
GB/T 2317 "Test methods for electrical fittings" There are four parts, namely.
GB/T 2317.1 "electrical fittings - Test methods - Part 1. Mechanical Test"
GB/T 2317.2 "electrical fittings - Test methods - Part 2. Test corona and radio interference"
GB/T 2317.3 "electrical fittings - Test methods - Part 3. Thermal cycling test."
GB/T 2317.4 "electrical fittings - Test methods - Part 4. Acceptance of the rules"
This part of GB/T 2317 Part 4.
This Part replaces GB/T 2317.4-2000.
This section compared with the GB/T 2317.4-2000, mainly in the following differences.
--- In order to facilitate the use of standards, the abolition of "marking and packaging" chapter in this part of the contents classified to GB/T 2314-2008 "Power
Fittings general technical conditions "in;
--- Abolition of the "periodic tests" content.
This part is proposed by the China Electricity Council.
This part of the overhead lines by the National Standardization Technical Committee.
This section is responsible for drafting units. China Electric Power Research Institute.
Participated in the drafting of this section. Nanjing Line Equipment Factory.
The main drafters of this section. Thin pass, Xunai tube, Dong-e Kat, Ning, Liu Changqing, Youchuan Yong, Jing Dynasty, Zhou Lixian.
This part of the standard replaces the previous editions.
--- GB/T 2317-1985, GB/T 2317.4-2000.
Test methods for electrical fittings
Part 4. Acceptance rules
1 Scope
This section provides rules for the acceptance of electrical fittings.
This section applies to the rated voltage of 10kV and above overhead power lines, substations and distribution equipment used in power plant electrical fittings (hereinafter
Referred fittings).
Low-voltage distribution network to use the same fittings can refer to the use of this section. To severe corrosion, contamination of the environment, high altitude, alpine
China and other fittings under the conditions of use shall also meet the relevant provisions of the other standards.
2 Normative references
The following documents contain provisions which, through reference to GB/T 2317 to the present, constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) 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/T 2314 General technical requirements for electric power
GB/T 2317.1 electrical fittings - Test methods - Part 1. Mechanical test
GB/T 2317.2 electrical fittings - Test methods - Part 2. Test corona and radio interference
GB/T 2317.3 electrical fittings - Test methods - Part 3. Thermal cycling test
DL/T 756 Suspension Clamp
DL/T 768.7 electrical fittings manufacturing quality steel parts hot dip galvanized layer
DL/T 1098 spacer technical requirements and test methods
DL/T 1099 Damper Technical conditions and test methods
3 Acceptance rules
3.1 Fitting after the manufacturer's technical inspection department inspection before being shipped, the manufacturer shall ensure that all fittings manufactured in line with national standards
Drawings and related technical conditions prescribed.
3.2 Fitting test is divided into type testing, sampling tests and routine tests.
3.3 Type tests
3.3.1 General
Objective type test is to confirm design performance, usually when a new product trial setting, when the design, material or process changes after the
It should be repeated.
3.3.2 Test items and counting
Fitting type tests in accordance with Table 1, "○" indicates the test is carried out.
Damper, spacers, suspension clamps needed to meet the DL/T 1099, DL/T 1098, other test requirements of DL/T 756 requirements.
3.3.3 eligibility determination
If all the specimens meet the requirements, the kinds of products qualified.
3.4 Sampling Test
3.4.1 General
......
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