GB/T 11918.1-2014 PDF EnglishUS$145.00 · In stock · Download in 9 seconds
GB/T 11918.1-2014: Plugs, socket-outlets and couplers for industrial purposes -- Part 1: General requirements Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 11918.1: Historical versions
Similar standardsGB/T 11918.1-2014: Plugs, socket-outlets and couplers for industrial purposes -- Part 1: General requirements---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT11918.1-2014 GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 29.120.30 K 30 Replacing GB/T 11918-2001 Plugs, socket-outlets and couples for industrial purposes - Part 1.General requirements (IEC 60309-1.2012, MOD) Issued on: JUNE 24, 2014 Implemented on: JANUARY 22, 2015 Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China; Standardization Administration of the People’s Republic of China. Table of ContentsForeword... 4 1 Scope... 10 2 Normative references... 10 3 Terms and definitions... 12 4 General... 17 5 Standard ratings... 18 6 Classification... 19 7 Marking... 20 8 Dimensions... 24 9 Protection against electric shock... 25 10 Provision for earthing... 26 11 Terminals and terminations... 27 12 Interlocks... 41 13 Resistance to ageing of rubber and thermoplastic material... 42 14 General construction... 42 15 Construction of socket-outlets... 43 16 Construction of plugs and connectors... 45 17 Construction of appliance inlets... 46 18 Degrees of protection... 47 19 Insulation resistance and dielectric strength... 49 20 Breaking capacity... 50 21 Normal operation... 52 22 Temperature rise... 54 23 Flexible cables and their connection... 56 24 Mechanical strength... 60 25 Screws, current-carrying parts and connections... 64 26 Creepage distances, clearances and distances through sealing compound... 67 27 Resistance to heat, to fire and to tracking... 69 28 Corrosion and resistance to rusting... 70 29 Conditional short-circuit current withstand test... 71 30 Electromagnetic compatibility... 73 Annex A (Normative) Guidance and description of test apparatus... 88 Annex B (Informative) List of the clause numbers that require re-testing ... 95 Bibliography... 96ForewordGB/T 11918 Plugs, socket-outlets and couplers for industrial purposes is planed to be divided into 4 parts. — Part 1.General requirements; — Part 2.Dimensional compatibility and interchangeability requirements for pin and contact - tube accessories; — Part 3.(name to be determined); — Part 4.Switched socket-outlets and connectors with or without interlock. This Part is Part 1 of GB/T 11918. This Part is drafted in accordance with the rules specified in GB/T 1.1-2009. This Part replaces GB/T 11918-2001 Plugs, socket-outlets and couplers for industrial purposes - Part 1.General requirements. Compared with GB/T 11918-2001, this Part has the following main changes. -- In chapter 1, rated operating voltage is changed from 690V to 1000V, and rated current is changed from 250A to 800A; -- In chapter 1, it clarifies that these accessories are intended to be installed and used by trained or skilled persons; -- In chapter 1, applicable scope for electrical device accessories with screw-less terminal or insulation piercing terminals is supplemented; -- In chapter 3, sub-clause 3.18.7 definition of screw-less terminal and sub-clause 3.18.8 definition of Insulation piercing terminals are added; -- Definition of integral switching device is amended according to definition of sub-clause 3.103.3 specified in GB/T 11918.4-2014; -- The minimum degree of protection is clarified as IP23; requirements for combination of plug, socket-outlet, appliance inlet socket-outlet and connectors are also specified; -- Sub-clause 4.2.1 specifies relevant provisions for parts or components; -- A provision requires that test in sub-clause 11.1.4 shall be carried out on a new group of additional samples is added in sub-clause 4.2.4; -- In sub-clause 5.1, 750V and 1000V are added as rated voltage; -- In sub-clause 5.2, preferred rated current 315 A, 400 A, 630 A, 800 A are added for series I; preferred rated current 300 A, 350 A, 500 A, 600 A are added for series II while notes are also added; -- In table 1, text "series I is recommended in China" is added; -- Sub-clause 6.1.2 is changed to classification on the basis of protection degrees according to GB 4208; -- In chapter 6, sub-clause 6.1.6, 6.1.7, 6.1.8 are added; -- In sub-clause 7.1, indication requirements for code of this Part is added; it also stipulates that the code of this Part can be indicated on products or package unit; -- Sub-clause 7.6 specifies the composition of recommended petrol; -- Table 2 of sub-clause 7.7 specifies the colour of enclosure corresponding to 500 V~1 000 V rated operating voltage; -- -In chapter 7, sub-clause 7.8, 7.9, 7.10 are added; -- In sub-clause 8.1, note " GB/T 11918.2 provides some standard sheets" is added; -- In sub-clause 8.2, connection conditions of single-phase or three-phases plugs inserting into socket-outlet with three-phases + neutral line are added; -- In table 3, sizes of connectable conductor which are used when rate current are 315 A, 400 A, 630 A, 800 A are added; -- Chapter 11 is re-complied; requirements as well as tests concerning screw-type terminal, screwless terminal and insulation piercing terminal (IPT) are added; -- In chapter 12, it clarifies that interlock shall be inspected according to GB/T 11918.4; -- Sub-clause 15.8 is changed to requirements of socket-outlet with rated operating voltage above 50V a.c or 120 d.c.; -- Sub-clause 16.9 is changed to requirements of plug and connector with rated operating voltage above 50V a.c or 120 d.c; -- Sub-clause 17.3 is changed to requirements of appliance inlet socket-outlet with rated operating voltage above 50V a.c or 120 d.c. -- -In sub-clause 18.2, requirements of accessories with 3 or 4 as the first characteristic number and protection degree less than IPX4 are added; -- Contents of sub-clause 18.3 and sub-clause 18.4 are removed; -- 3 notes concerning electric strength test are added in sub-clause 19.3; -- In table 12, cable models are adjusted according to IEC 60245-4.2011; -- In chapter 20, metal support for device accessories connection with rated voltage of 380 V~415 V is removed; -- In table 9, breaking capacity corresponding to 315 A, 400 A, 630 A, 800 A is added; -- In chapter 21, wipe-clean maintenance operation requirement after every 500 strokes is added; provision that bolt and plug bush of device accessories shall have no position correction, lubricating or other adjustments is also stipulated; -- In table 10, normal operation cycles corresponding to 315 A, 400 A, 630 A, 800 A are added; -- In table 11, test current of temperature rise test and conductor cross section area corresponding to 315 A, 400 A, 630 A, 800 A are added; -- In chapter 22, duration of temperature rise test when rated current is over 250A is added; -- In table 12, nominal cross section area corresponding to 315 A, 400 A, 630 A, 800 A are added; -- in table 13, approximate value of cable outer diameter corresponding to 315 A, 400 A, 630 A, 800 A are added; -- In table 14, tension and torque bore by cable corresponding to 315 A, 400 A, 630 A, 800 A are added; -- In table 15, impact energy corresponding to 315 A, 400 A, 630 A, 800 A are added; -- In table 16, column of "above 30A" is removed; -- In table 19, creepage distance, electrical clearance and distance through sealant for " 500V to 600V" and "690V to 100V" are added; -- Sub-clause 27.3 cites GB/T 5169.21 directly and simplifies the relevant description; -- Sub-clause 27.5 cites GB/T 4207 directly and simplifies the relevant description; -- Gauges for testing insertability of round unprepared conductors having the maximum specified cr... ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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