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GB/T 11918.1-2014 English PDF (GBT11918.1-2014)
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GB/T 11918.1-2014: Plugs, socket-outlets and couplers for industrial purposes -- Part 1: General requirements
GB/T 11918.1-2014
Plugs, socket-outlets and couplers for industrial purposes - Part 1. General requirements
ICS 29.120.30
K30
National Standards of People's Republic of China
Replace GB/T 11918-2001
Industrial plugs and sockets and couplers
Part 1. General requirements
Plugs, socket-outletandcouplersforindustrialpurposes-
Part 1. Generalrequirements
(IEC 60309-1.2012, MOD)
Published on.2014-06-24
2015-01-22 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Administration issued
Content
Foreword V
1 range 1
2 Normative references 1
3 Terms and Definitions 2
4 General 5
5 standard rating 6
6 Category 6
7 logo 7
8 size 9
9 protection against electric shock 10
10 Grounding measures 10
11 terminals and ends 11
12 interlocking device and holding device 20
13 Weathering resistance of rubber and thermoplastic materials 20
14 General structure 21
15 socket structure 21
16 Plug and connector construction 22
17 Structure of the appliance input socket 23
18 degree of protection 23
19 Insulation resistance and electrical strength 24
20 breaking capacity 25
21 Normal operation 26
22 temperature rise 27
23 flexible cables and their connections 29
24 Mechanical strength 33
25 screws, current-carrying parts and connections 36
26 Creepage distance, clearance and piercing sealant distance 37
27 Heat, flame and tracking resistance 39
28 Corrosion and rust proof 40
29 Limit short-circuit current withstand test 40
30 Electromagnetic Compatibility 41
Appendix A (Normative) Guidance and instructions for test equipment 55
Appendix B (informative) List of chapters requiring repeated testing 61
Reference 62
Figure 1 Schematic diagram of the use of electrical accessories 42
Figure 2 Standard test finger 43
Figure 3 Blank 43
Figure 4 Blank 43
Figure 5 Breaking capacity and normal operation test circuit diagram 44
Figure 6 Cable fixing component test device 45
Figure 7 Impact test device (see Appendix A) 45
Figure 8 Configuration of the mechanical strength test of the plug and connector 46
Figure 9 bending test device 46
Figure 10 Blank 47
Figure 11 Blank 47
Figure 12 Blank 47
Figure 13 Gauge for interposability of unprocessed round conductors for inspection of the maximum specified cross-sectional area 47
Figure 14 Terminal Example 48
Figure 15 Equipment test configuration 50
Figure 16 Test circuit for verifying the short-circuit current withstand capability of a single-phase ac or dc of a two-pole device. Figure 51
Figure 17 Test circuit 52 for verifying the short-circuit current withstand capability of a three-pole device
Figure 18 Test circuit 53 for verifying the short-circuit current withstand capability of a quadrupole device
Figure 19 Schematic diagram of the bending test 54
Figure A.1 Impact Test Set - Pendulum Assembly 56
Figure A.2 Impact test device --- pendulum mass (quantity. 4) 57
Figure A.3 Impact test device -- pendulum shaft end 58
Figure A.4 Impact test device --- pendulum anvil 58
Figure A.5 Impact test device --- pendulum shaft 59
Figure A.6 Impact test device -- pendulum pivot 59
Figure A.7 Impact test device rear plate and mounting plate 60
Table 1 rated current preferred value 6
Table 2 Shell color corresponding to the rated working voltage 9
Table 3 Connectable conductor size 12
Table 4 Force of bending test 15
Table 5 Bending value of copper conductor under mechanical load test 17
Table 6 tensile test value 18
Table 7 Test current value of voltage drop test 19
Table 8 Test voltage 25
Table 9 Breaking capacity 26
Table 10 Normal operation 27
Table 11 Test current and conductor cross-sectional area of the temperature rise test 28
Table 12 Type and nominal cross-sectional area of the flexible cable 29
Table 13 Cable outer diameter approximation 31
Table 14 Tensile and Torque Values Subjected to the Cable 32
Table 15 Impact Energy 34
Table 16 Force applied by heavy objects 35
Table 17 Force applied to the wrench 35
Table 18 Torque value for inspection 36
Table 19 Creepage distance, clearance and punch-through sealant distance 38
Table A.1 Impact test release angle 57
Foreword
GB/T 11918 "Industrial plugs and sockets and couplers" plan is divided into four parts.
--- Part 1. General requirements;
--- Part 2. Dimensional compatibility and interchangeability requirements for electrical accessories with latches and sockets;
--- Part 3. (name to be determined);
--- Part 4. Sockets and connectors with or without interlocks.
This part is the first part of GB/T 11918.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
This part replaces GB/T 11918-2001 "Industrial plugs and sockets and couplers - Part 1. General requirements".
Compared with GB/T 11918-2001, the main changes in this section are as follows.
--- The rated working voltage in Chapter 1 was changed from 690V to 1000V, and the rated current was changed from 250A to 800A;
--- Chapter 1 clarifies that these attachments are intended only to be installed by trained or skilled personnel;
--- Chapter 1 supplements the scope of electrical accessories for use with screwless terminals or insulated piercing terminals;
--- Chapter 3 added 3.18.7 screwless terminal and 3.18.8 insulation piercing terminal definition;
--- According to the definition given in GB/T 11918.4-2014 3.103.3, modified the definition of 3.8 integral switchgear;
---4.1 clarifies that the minimum degree of protection should be IP23; and the plugs, sockets, appliance input sockets and connectors used together
Combination of requirements;
---4.2.1 relevant provisions for components or components;
---4.2.4 Added the requirement to perform a 11.1.4 test on a new set of additional samples;
---5.1 increase 750V and 1000V;
--- 5.2 series I increase 315A, 400A, 630A, 800A, series II increase 300A, 350A, 500A, 600A, and increase
Added a comment;
--- Table 1 added "Recommended use of Series I in China.";
---6.1.2 modified to be classified according to the degree of protection according to GB 4208;
--- Chapter 6 added 6.1.6, 6.1.7, 6.1.8;
---7.1 adds the requirement to identify the number of this standard; and stipulates. the number of this standard can be marked on the product or packaging unit;
---7.6 gives the ingredients of the recommended gasoline;
Table 2 of ---7.7 gives the color of the shell corresponding to the rated working voltage of 500V~1000V;
--- Chapter 7 added 7.8, 7.9, 7.10;
---8.1 added the comment "GB/T 11918.2 gives some standard loose-leaf.";
---8.2 adds conditions that allow the connection of a single-phase or three-phase plug into a three-phase neutral socket;
--- Table 3 adds 315A, 400A, 630A, 800A connectable conductor size;
--- Chapter 11 has been re-written, adding the requirements for threaded terminals, screwless terminals, insulated piercing terminals (IPT) and related
test;
--- Chapter 12 clarifies that the interlocking requirements are checked according to GB/T 11918.4;
---15.8 is modified to the requirements of the socket with rated working voltage higher than 50Va.c. or 120Vd.c.
---16.9 is modified to the requirements of plugs and connectors with rated operating voltages exceeding 50Va.c. or 120Vd.c.
---17.3 Amend to the requirements of the appliance input socket with rated working voltage higher than 50Va.c. or 120Vd.c.
---18.2 increases the rule when the first feature number is 3 or 4 and the degree of protection is less than or equal to IPX4;
---18.3 and 18.4 contents are deleted;
--19.3 Three notes to increase the electrical strength test;
--- Table 12 according to IEC 60245-4.2011 on the cable model has been increased or decreased;
--- Chapter 20 deletes the description of the metal brackets for electrical accessories with rated voltages of 380V~415V;
--- Table 9 added the breaking capacity of 315A, 400A, 630A, 800A;
--- Chapter 21 adds dry cleaning and maintenance operations after every 500 strokes, and specifies the plugs for electrical accessories during the test or
The insert sleeve must not be calibrated, lubricated or otherwise adjusted;
--- Table 10 added the number of normal operation cycles of 315A, 400A, 630A, 800A;
--- Table 11 added the test current of the temperature rise test of 315A, 400A, 630A, 800A and the cross-sectional area of the conductor;
--- Chapter 22 increases the duration of the temperature rise test with a rated current exceeding 250A;
--- Table 12 adds the nominal cross-sectional area corresponding to 315A, 400A, 630A, 800A;
--- Table 13 adds the approximate cable outer diameter corresponding to 315A, 400A, 630A, 800A;
--- Table 14 adds the tensile and torque values experienced by the cables corresponding to 315A, 400A, 630A, and 800A;
--- Table 15 added the impact energy corresponding to 315A, 400A, 630A, 800A;
--- Table 16 deletes the column "greater than 30A";
--- Table 19 added "500V to 690V", "690V to 1000V" creepage distance, clearance and punch through
Sealant distance
---27.3 Direct reference to GB/T 5169.21, simplifying the description;
---27.5 Direct reference to GB/T 4207, simplifying the description;
--- Figure 13 added conductor cross-sectional area 185mm2, 240mm2, 300mm2, 400mm2, 500mm2, 630mm2 phase
The gauge of the insertability of an untreated round conductor to check the maximum specified cross-sectional area;
--- Added Appendix B.
This part uses the redrafting method to modify the use of IEC 60309-1.2012 "Industrial plugs and sockets and couplers Part 1. General
begging".
The technical differences between this part and IEC 60309-1.2012 and their reasons are as follows.
---About the normative reference documents, this part has made technical adjustments to adapt to China's technical conditions, adjustments
The situation is reflected in Chapter 2, “Regulatory Citations”, and the specific adjustments are as follows.
● Replace the IEC 60228.1978 with the conductor of the GB/T 3956-2008 cable (IEC 60228.2004, IDT);
● Replace the IEC 60529.1989 with the GB 4208-2008 enclosure protection class (IP code) (IEC 60529.2001, IDT);
● Use GB/T 5023 (all parts) PVC insulated cables with rated voltages of 450/750V and below [IEC 60227 (all)
Part)] instead of IEC 60227 (all parts);
● GB/T 5169.11-2006 Electrical and electronic products - Fire hazard testing - Part 11. Glowing wire/hot wire basic test
The glow wire flammability test method (IEC 60695-2-11.2000, IDT) of the finished product replaces IEC 60695-2-1.1994;
● GB/T 5169.21 Electrical and electronic products - Fire hazard testing - Part 21. Abnormal thermal ball pressure test
(GB/T 5169.21-2006, IEC 60695-10-2.2003, IDT) instead of IEC 60695-10-2;
● Use GB/T 9797 metal cover nickel-chromium and copper-nickel-chromium plating layer (GB/T 9797-2005, ISO 1456.
2003, IDT) replaces ISO 1456;
● Use zinc plating on GB/T 9799 metal-clad steel (GB/T 9799-1997, eqvISO 2081.1986)
For ISO 2081;
● GB/T 11918.4 Industrial plugs and couplers - Part 4. Sockets and connectors with or without interlocks
(GB/T 11918.4-2014, IEC 60309-4.2012, MOD) instead of IEC 60309-4;
● Technical specification and test method for GB/T 12599 metal-clad tin plating layer (GB/T 12599-2002,
ISO 2093.1986, MOD) instead of ISO 2093;
● Replace the low voltage fuses of GB 13539.1-2008 Part 1. Basic requirements (IEC 60269-1.2006, IDT)
IEC 60269-1.1986;
● GB/T 13539.2-2008 Low-voltage fuses - Part 2. Supplementary requirements for fuses used by
For industrial fuses) Standardized fuse system examples A to I (IEC 60269-2.2006, IDT) instead of IEC 60269-
2.1986;
● GB/T 16935.1-2008 Insulation of equipment in low-voltage systems - Part 1. Principles, requirements and tests
(IEC 60664-1.2007, IDT) replaces IEC 60664-1.1992;
● Replace the IEC 60320 with GB 17465 (all parts) household and similar appliance couplers [IEC 60320 (all parts)]
(all parts).
--- The identification of this standard number. With reference to other standard requirements and related regulations, 7.1 has added requirements for identifying this standard number.
--- According to IEC 60245-4.2011, the corresponding wire type is added or subtracted in Table 12 and Table 13.
The documents of our country that have a consistent correspondence with the international documents referenced in this part are as follows.
--- GB/T 5013.4-2008 Rubber insulated cables of rated voltages up to and including 450 750V. Part 4. cords and flexible cables
(IEC 60245-4.2004, IDT).
This section has made the following editorial changes.
--- Added in Chapter 1 "This part of GB/T 11918 specifies the structure and mechanical properties of industrial plugs and sockets and couplers.
Technical requirements such as energy and electrical performance. ";
---Transfer the order of Chapters 3 and 2 of IEC 60309-1.2012, that is, the "normative reference document" is Chapter 2, "Terminology and
Definition" is Chapter 3;
--- Move the description of the standard structure in the introduction to IEC 60309-1.2012 to the preface of this section. And delete the IEC introduction;
--- Modified the guidance of "terms and definitions";
--- To ensure the consistency defined by GB/T 11918, 3.8 integral switchgear according to 3.103.3 of GB/T 11918.4-2014
Added;
--- For ease of reference, 8.1 added a note. "GB/T 11918.2 gives some standard loose-leaf pages.";
--- Change IEC 60309-1.2012 Table 4-1 to Table 4, Table 4-2 to Table 5, Table 4-3 to Table 6, Table 4-4 to Table 7, after
The serial number of the surface is postponed;
--- Refer to other electrical accessories standards for electrical strength test requirements, 19.3 supplemented Note 2, Note 3, Note 4;
--- For Appendix B "List of chapters requiring repeated tests", according to the IEC 60309-1 version corresponding to GB/T 11918-2001
Condition has been adjusted;
--- Added references.
This part was proposed by China Electrical Equipment Industry Association.
This part is under the jurisdiction of the National Electrical Equipment Standardization Technical Committee (SAC/TC67).
This section was drafted by. China El...
Get Quotation: Click GB/T 11918.1-2014 (Self-service in 1-minute)
Historical versions (Master-website): GB/T 11918.1-2014
Preview True-PDF (Reload/Scroll-down if blank)
GB/T 11918.1-2014: Plugs, socket-outlets and couplers for industrial purposes -- Part 1: General requirements
GB/T 11918.1-2014
Plugs, socket-outlets and couplers for industrial purposes - Part 1. General requirements
ICS 29.120.30
K30
National Standards of People's Republic of China
Replace GB/T 11918-2001
Industrial plugs and sockets and couplers
Part 1. General requirements
Plugs, socket-outletandcouplersforindustrialpurposes-
Part 1. Generalrequirements
(IEC 60309-1.2012, MOD)
Published on.2014-06-24
2015-01-22 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Administration issued
Content
Foreword V
1 range 1
2 Normative references 1
3 Terms and Definitions 2
4 General 5
5 standard rating 6
6 Category 6
7 logo 7
8 size 9
9 protection against electric shock 10
10 Grounding measures 10
11 terminals and ends 11
12 interlocking device and holding device 20
13 Weathering resistance of rubber and thermoplastic materials 20
14 General structure 21
15 socket structure 21
16 Plug and connector construction 22
17 Structure of the appliance input socket 23
18 degree of protection 23
19 Insulation resistance and electrical strength 24
20 breaking capacity 25
21 Normal operation 26
22 temperature rise 27
23 flexible cables and their connections 29
24 Mechanical strength 33
25 screws, current-carrying parts and connections 36
26 Creepage distance, clearance and piercing sealant distance 37
27 Heat, flame and tracking resistance 39
28 Corrosion and rust proof 40
29 Limit short-circuit current withstand test 40
30 Electromagnetic Compatibility 41
Appendix A (Normative) Guidance and instructions for test equipment 55
Appendix B (informative) List of chapters requiring repeated testing 61
Reference 62
Figure 1 Schematic diagram of the use of electrical accessories 42
Figure 2 Standard test finger 43
Figure 3 Blank 43
Figure 4 Blank 43
Figure 5 Breaking capacity and normal operation test circuit diagram 44
Figure 6 Cable fixing component test device 45
Figure 7 Impact test device (see Appendix A) 45
Figure 8 Configuration of the mechanical strength test of the plug and connector 46
Figure 9 bending test device 46
Figure 10 Blank 47
Figure 11 Blank 47
Figure 12 Blank 47
Figure 13 Gauge for interposability of unprocessed round conductors for inspection of the maximum specified cross-sectional area 47
Figure 14 Terminal Example 48
Figure 15 Equipment test configuration 50
Figure 16 Test circuit for verifying the short-circuit current withstand capability of a single-phase ac or dc of a two-pole device. Figure 51
Figure 17 Test circuit 52 for verifying the short-circuit current withstand capability of a three-pole device
Figure 18 Test circuit 53 for verifying the short-circuit current withstand capability of a quadrupole device
Figure 19 Schematic diagram of the bending test 54
Figure A.1 Impact Test Set - Pendulum Assembly 56
Figure A.2 Impact test device --- pendulum mass (quantity. 4) 57
Figure A.3 Impact test device -- pendulum shaft end 58
Figure A.4 Impact test device --- pendulum anvil 58
Figure A.5 Impact test device --- pendulum shaft 59
Figure A.6 Impact test device -- pendulum pivot 59
Figure A.7 Impact test device rear plate and mounting plate 60
Table 1 rated current preferred value 6
Table 2 Shell color corresponding to the rated working voltage 9
Table 3 Connectable conductor size 12
Table 4 Force of bending test 15
Table 5 Bending value of copper conductor under mechanical load test 17
Table 6 tensile test value 18
Table 7 Test current value of voltage drop test 19
Table 8 Test voltage 25
Table 9 Breaking capacity 26
Table 10 Normal operation 27
Table 11 Test current and conductor cross-sectional area of the temperature rise test 28
Table 12 Type and nominal cross-sectional area of the flexible cable 29
Table 13 Cable outer diameter approximation 31
Table 14 Tensile and Torque Values Subjected to the Cable 32
Table 15 Impact Energy 34
Table 16 Force applied by heavy objects 35
Table 17 Force applied to the wrench 35
Table 18 Torque value for inspection 36
Table 19 Creepage distance, clearance and punch-through sealant distance 38
Table A.1 Impact test release angle 57
Foreword
GB/T 11918 "Industrial plugs and sockets and couplers" plan is divided into four parts.
--- Part 1. General requirements;
--- Part 2. Dimensional compatibility and interchangeability requirements for electrical accessories with latches and sockets;
--- Part 3. (name to be determined);
--- Part 4. Sockets and connectors with or without interlocks.
This part is the first part of GB/T 11918.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
This part replaces GB/T 11918-2001 "Industrial plugs and sockets and couplers - Part 1. General requirements".
Compared with GB/T 11918-2001, the main changes in this section are as follows.
--- The rated working voltage in Chapter 1 was changed from 690V to 1000V, and the rated current was changed from 250A to 800A;
--- Chapter 1 clarifies that these attachments are intended only to be installed by trained or skilled personnel;
--- Chapter 1 supplements the scope of electrical accessories for use with screwless terminals or insulated piercing terminals;
--- Chapter 3 added 3.18.7 screwless terminal and 3.18.8 insulation piercing terminal definition;
--- According to the definition given in GB/T 11918.4-2014 3.103.3, modified the definition of 3.8 integral switchgear;
---4.1 clarifies that the minimum degree of protection should be IP23; and the plugs, sockets, appliance input sockets and connectors used together
Combination of requirements;
---4.2.1 relevant provisions for components or components;
---4.2.4 Added the requirement to perform a 11.1.4 test on a new set of additional samples;
---5.1 increase 750V and 1000V;
--- 5.2 series I increase 315A, 400A, 630A, 800A, series II increase 300A, 350A, 500A, 600A, and increase
Added a comment;
--- Table 1 added "Recommended use of Series I in China.";
---6.1.2 modified to be classified according to the degree of protection according to GB 4208;
--- Chapter 6 added 6.1.6, 6.1.7, 6.1.8;
---7.1 adds the requirement to identify the number of this standard; and stipulates. the number of this standard can be marked on the product or packaging unit;
---7.6 gives the ingredients of the recommended gasoline;
Table 2 of ---7.7 gives the color of the shell corresponding to the rated working voltage of 500V~1000V;
--- Chapter 7 added 7.8, 7.9, 7.10;
---8.1 added the comment "GB/T 11918.2 gives some standard loose-leaf.";
---8.2 adds conditions that allow the connection of a single-phase or three-phase plug into a three-phase neutral socket;
--- Table 3 adds 315A, 400A, 630A, 800A connectable conductor size;
--- Chapter 11 has been re-written, adding the requirements for threaded terminals, screwless terminals, insulated piercing terminals (IPT) and related
test;
--- Chapter 12 clarifies that the interlocking requirements are checked according to GB/T 11918.4;
---15.8 is modified to the requirements of the socket with rated working voltage higher than 50Va.c. or 120Vd.c.
---16.9 is modified to the requirements of plugs and connectors with rated operating voltages exceeding 50Va.c. or 120Vd.c.
---17.3 Amend to the requirements of the appliance input socket with rated working voltage higher than 50Va.c. or 120Vd.c.
---18.2 increases the rule when the first feature number is 3 or 4 and the degree of protection is less than or equal to IPX4;
---18.3 and 18.4 contents are deleted;
--19.3 Three notes to increase the electrical strength test;
--- Table 12 according to IEC 60245-4.2011 on the cable model has been increased or decreased;
--- Chapter 20 deletes the description of the metal brackets for electrical accessories with rated voltages of 380V~415V;
--- Table 9 added the breaking capacity of 315A, 400A, 630A, 800A;
--- Chapter 21 adds dry cleaning and maintenance operations after every 500 strokes, and specifies the plugs for electrical accessories during the test or
The insert sleeve must not be calibrated, lubricated or otherwise adjusted;
--- Table 10 added the number of normal operation cycles of 315A, 400A, 630A, 800A;
--- Table 11 added the test current of the temperature rise test of 315A, 400A, 630A, 800A and the cross-sectional area of the conductor;
--- Chapter 22 increases the duration of the temperature rise test with a rated current exceeding 250A;
--- Table 12 adds the nominal cross-sectional area corresponding to 315A, 400A, 630A, 800A;
--- Table 13 adds the approximate cable outer diameter corresponding to 315A, 400A, 630A, 800A;
--- Table 14 adds the tensile and torque values experienced by the cables corresponding to 315A, 400A, 630A, and 800A;
--- Table 15 added the impact energy corresponding to 315A, 400A, 630A, 800A;
--- Table 16 deletes the column "greater than 30A";
--- Table 19 added "500V to 690V", "690V to 1000V" creepage distance, clearance and punch through
Sealant distance
---27.3 Direct reference to GB/T 5169.21, simplifying the description;
---27.5 Direct reference to GB/T 4207, simplifying the description;
--- Figure 13 added conductor cross-sectional area 185mm2, 240mm2, 300mm2, 400mm2, 500mm2, 630mm2 phase
The gauge of the insertability of an untreated round conductor to check the maximum specified cross-sectional area;
--- Added Appendix B.
This part uses the redrafting method to modify the use of IEC 60309-1.2012 "Industrial plugs and sockets and couplers Part 1. General
begging".
The technical differences between this part and IEC 60309-1.2012 and their reasons are as follows.
---About the normative reference documents, this part has made technical adjustments to adapt to China's technical conditions, adjustments
The situation is reflected in Chapter 2, “Regulatory Citations”, and the specific adjustments are as follows.
● Replace the IEC 60228.1978 with the conductor of the GB/T 3956-2008 cable (IEC 60228.2004, IDT);
● Replace the IEC 60529.1989 with the GB 4208-2008 enclosure protection class (IP code) (IEC 60529.2001, IDT);
● Use GB/T 5023 (all parts) PVC insulated cables with rated voltages of 450/750V and below [IEC 60227 (all)
Part)] instead of IEC 60227 (all parts);
● GB/T 5169.11-2006 Electrical and electronic products - Fire hazard testing - Part 11. Glowing wire/hot wire basic test
The glow wire flammability test method (IEC 60695-2-11.2000, IDT) of the finished product replaces IEC 60695-2-1.1994;
● GB/T 5169.21 Electrical and electronic products - Fire hazard testing - Part 21. Abnormal thermal ball pressure test
(GB/T 5169.21-2006, IEC 60695-10-2.2003, IDT) instead of IEC 60695-10-2;
● Use GB/T 9797 metal cover nickel-chromium and copper-nickel-chromium plating layer (GB/T 9797-2005, ISO 1456.
2003, IDT) replaces ISO 1456;
● Use zinc plating on GB/T 9799 metal-clad steel (GB/T 9799-1997, eqvISO 2081.1986)
For ISO 2081;
● GB/T 11918.4 Industrial plugs and couplers - Part 4. Sockets and connectors with or without interlocks
(GB/T 11918.4-2014, IEC 60309-4.2012, MOD) instead of IEC 60309-4;
● Technical specification and test method for GB/T 12599 metal-clad tin plating layer (GB/T 12599-2002,
ISO 2093.1986, MOD) instead of ISO 2093;
● Replace the low voltage fuses of GB 13539.1-2008 Part 1. Basic requirements (IEC 60269-1.2006, IDT)
IEC 60269-1.1986;
● GB/T 13539.2-2008 Low-voltage fuses - Part 2. Supplementary requirements for fuses used by
For industrial fuses) Standardized fuse system examples A to I (IEC 60269-2.2006, IDT) instead of IEC 60269-
2.1986;
● GB/T 16935.1-2008 Insulation of equipment in low-voltage systems - Part 1. Principles, requirements and tests
(IEC 60664-1.2007, IDT) replaces IEC 60664-1.1992;
● Replace the IEC 60320 with GB 17465 (all parts) household and similar appliance couplers [IEC 60320 (all parts)]
(all parts).
--- The identification of this standard number. With reference to other standard requirements and related regulations, 7.1 has added requirements for identifying this standard number.
--- According to IEC 60245-4.2011, the corresponding wire type is added or subtracted in Table 12 and Table 13.
The documents of our country that have a consistent correspondence with the international documents referenced in this part are as follows.
--- GB/T 5013.4-2008 Rubber insulated cables of rated voltages up to and including 450 750V. Part 4. cords and flexible cables
(IEC 60245-4.2004, IDT).
This section has made the following editorial changes.
--- Added in Chapter 1 "This part of GB/T 11918 specifies the structure and mechanical properties of industrial plugs and sockets and couplers.
Technical requirements such as energy and electrical performance. ";
---Transfer the order of Chapters 3 and 2 of IEC 60309-1.2012, that is, the "normative reference document" is Chapter 2, "Terminology and
Definition" is Chapter 3;
--- Move the description of the standard structure in the introduction to IEC 60309-1.2012 to the preface of this section. And delete the IEC introduction;
--- Modified the guidance of "terms and definitions";
--- To ensure the consistency defined by GB/T 11918, 3.8 integral switchgear according to 3.103.3 of GB/T 11918.4-2014
Added;
--- For ease of reference, 8.1 added a note. "GB/T 11918.2 gives some standard loose-leaf pages.";
--- Change IEC 60309-1.2012 Table 4-1 to Table 4, Table 4-2 to Table 5, Table 4-3 to Table 6, Table 4-4 to Table 7, after
The serial number of the surface is postponed;
--- Refer to other electrical accessories standards for electrical strength test requirements, 19.3 supplemented Note 2, Note 3, Note 4;
--- For Appendix B "List of chapters requiring repeated tests", according to the IEC 60309-1 version corresponding to GB/T 11918-2001
Condition has been adjusted;
--- Added references.
This part was proposed by China Electrical Equipment Industry Association.
This part is under the jurisdiction of the National Electrical Equipment Standardization Technical Committee (SAC/TC67).
This section was drafted by. China El...
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