GB/T 5226.1-2019/IEC 60204-1:2016 代替 GB 5226.1-2008
机械电气安全机械电气设备第1部分:通用技术条件
Electrical safety of machinery—Electrical equipment of machines— Part 1: General requirements (IEC 60204-1 ： 2016»Safety of machinery—Electrical equipment of machines— Part 1；General requirements»IDT)
2019-06-04 发布
2020-01-01 实施
目 次
前言..........................................1
引言........................................1
1 范围.........................................1
2规范性引用文件.....................................1
3术语、定义和缩略语...................................3
4基本要求.......................................10
4.1 一般原则...................................10
4.2电气设备的选择.................................11
4.3 电源.....................................11
4.4实际环境和运行条件...............................12
4.5运输和存放...................................13
4.6设备搬运....................................13
5引入电源线端接法和切断开关..............................13
5.1引入电源线端接法................................13
5.2连接外部保护导线（体）的端子..........................14
5.3电源切断（隔离〉开关.............................14
5.4防止意外起动的去除动力装置...........................16
5.5隔离电气设备的装置...............................17
5.6时未经允许、疏忽和错误连接的防护........................17
6 电击防护......................................17
6.1慨述......................................17
6.2 基本防护...................................17
6.3故障防护....................................19
6.4 采用PELV的保护..............................20
7电气设备的保护....................................21
7.1慨述......................................21
7.2过电流保护...................................21
7.3电动机的过热保护................................23
7.4异常温度的防护（保护）.............................24
7.5肘电源中断或电压降落随后复原影响的防护.....................24
7.6 电动机的超速保护...............................24
7.7附加接地故障/残余电流保护...........................24
7.8相序保护....................................24
7.9闪电和开关浪涌引起过电压的防护.........................24
7.10短路电流定额.................................25
8等电位联结......................................25
8.1慨述..........................................25
8.2保护联结电路......................................26
8.3限制大泄漏电流影响的措施................................28
8.4功能联结........................................28
9控制电路和控制功能......................................29
9.1控制电路.......................................29
9.2控制功能........................................29
9.3联锁保护........................................33
9.4失效情况的控制功能...................................34
10操作板和安装在机械上的控制器件...............................40
10.1 总则........................................40
10.2操动器........................................41
10.3指示灯和显示器....................................42
10.4 光标按钮......................................43
10.5旋动控制器件.....................................43
10.6起动器件.......................................43
10.7急停器件.......................................44
10.8紧急断开器件.....................................44
10.9使能控制器件.....................................44
11控制设备：位置、安装和电柜 ................................45
11.1 一般要求......................................45
11.2位置和安装......................................45
11.3防护等級.......................................46
11.4 电柜、门和通孔...................................46
11.5电气设备通道.....................................47
12 导线和电缆 .......................................47
12.1 一般要求......................................47
12.2导线........................................47
12.3  绝缘........................................48
12.4正常工作时的载流容量.................................48
12.5导线和电缆的电压降..................................48
12.6 软电缆.......................................49
12.7汇演线、汇流排和汇流环................................50
13配线技术..........................................52
13.1 连接和布线.....................................52
13.2  导线的标识.....................................53
13.3  电柜内配线.....................................54
13.4电柜外配线 ................................... 54
13.5管道、接线盒与其他线盒................................56
14电动机及有关设备 .....................................58
14.1 一般要求......................................58
14.2电动机外壳.....................................58
14.3    电动机尺寸....................................58
14.4电动机安装与隔间..................................58
14.5电动机选择的依据 .................................58
14.6机械制动用保护器件.................................59
15插座和照明........................................59
15.1附件用插座.....................................59
15.2机械和电气设备的局部照明..............................59
16标记、警告标志和参照代号.................................60
16.1    概述.......................................60
16.2    警告标志.....................................60
16.3    功能识别.....................................61
16.4电气设备外壳的标记.................................61
16.5 参照代号.....................................61
17 技术文件 .......................................61
17.1    概述.......................................61
17.2有关电气设备的资料（信息）.............................61
18验证...........................................62
18.1    概述.......................................62
18.2用自动切断电源作保护条件的验证 ..........................63
18.3    电阻试验.....................................65
18.4    耐压试验.....................................66
18.5    残余电压的防护 ................................ 66
18.6    功能试验.....................................66
18.7    重复试验.....................................66
附录A （规范性附录）通过自动切断电源的故障保护.......................67
附录B （资料性附录）机械电气设备査询表...........................73
附录C （资料性附录）GB/T 5226本部分涉及的机械示例.................76
附录D （资料性附录）机械电气设备中导线和电缆的载流容量和过电流保护.............78
附录E （资料性附录）紧急操作功能说明............................83
附录F （资料性附录）GB/T 5226的本部分使用指南...................84
附录G （资料性附录）常用导线截面积对照表..........................86
附录H （资料性附录）减少电磁影响的措施...........................88
附录1（资料性附录）文件/信息................................93
附录NA（资料性附录）与规范性引用的国际文件有一致性对应关系的我国文件 ...........94
参考文献...........................................96