Direct current (DC) plugs and socket-outlets for household and similar purposes -
Part 2: Types and dimensions
1 Scope
This document specifies the types, basic parameters, dimensions, and test methods of DC plugs and socket-outlets for household and similar purposes.
This document applies to plugs and socket-outlets for household and similar purposes, indoor or outdoor use, only for direct current, with a rated voltage not exceeding 400 V and a rated current not exceeding 16 A.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 1184 Geometrical tolerancing - Geometrical tolerances for features without individual tolerance indications
GB/T 2099.1 Plugs and socket-outlets for household and similar purposes - Part 1: General requirements
GB/T 42710.1-2023 GB/T 42710.1 Direct current (DC) plugs and socket-outlets for household and similar purposes - Part 1: General requirements.
3 Terms and Definitions
For the purposes of this document, the terms and definitions given in GB/T 2900.70 and GB/T 2099.1 apply.
4 Technical requirements
4.1 General
4.1.1 DC plugs and socket-outlets for household and similar purposes are classified into two basic types: two poles without earthing-contacts and two poles with earthing-contacts.
4.1.2 The types, basic parameters and dimensions of DC plugs and socket-outlets for household and similar purposes, and the arrangement of positive and negative contacts shall be as specified in Figures 1 to 4 and Figure 16.
Note: The types, basic parameters and dimensions of plugs and socket-outlets of other specifications are under consideration.
Foreword Introduction 1 Scope 2 Normative references 3 Terms and definitions 4 Technical requirements 5 Test methods Figure 1 400 V DC two-pole plug with earthing-contact Figure 2 400 V DC socket-outlet with earthing-contact Figure 3 48 V DC two-pole plug Figure 4 48 V DC two-pole socket-outlet Figure 5 Schematic diagram of plug edge Figure 6 Distance between the live plug sleeve of socket-outlet and plug-in face Figure 7 400 V DC two-pole plug measure gauge with earthing-contact Figure 8 48 V DC two-pole plug measure gauge Figure 9 400 V DC two-pole socket-outlet go gauge with earthing-contact Figure 10 48 V DC two-pole socket-outlet go gauge Figure 11 Single-bolt no-go gauge Figure 12 400 V DC two-pole socket-outlet no-contact measure gauge with earthing-contact Figure 13 48 V DC two-pole socket-outlet no-contact measure gauge Figure 14 400 V DC two-pole socket-outlet contact gauge Figure 15 48 V DC two-pole socket contact measure gauge Figure 16 Contact layout of plugs and socket-outlets Table 1 Minimum distance between live plug-in sleeve and plug-in face
ICS 29.120.30 CCS K 30
中华人民共和国国家标准 GB/T 42710.2-2023
家用和类似用途直流插头插座 第2部分：型式尺寸
Direct current (DC) plugs and socket-outlets for household and similar purposes – Part 2: Types and dimensions
图1 400 V DC两极带按地插头 图2 400 V DC两极带接地插座 图3 48 V DC两极插头 图4 48 V DC两极插座 图5 插头边缘示意图 图6 插座的带电插套离插合面的距离 图7 400 V DC两极带接地插头量规 图8 48 V DC两极插头量规 图9 400 V DC两极带接地插座通规 图10 48 V DC两极插座通规 图11 单插销止规 图12 400 V DC两极带接地插座不接触量规 图13 48 V DC两极插座不接触量规 图14 400 V DC两极带接地插座接触规 图15 48 V DC两极插座接触量规 图16 插头插座的触头布置图
