GB4706.1-2005家用和类似用途电器的安全 第1部分通用要求

目次

前言......................................................................IV
IEC 前言..................................................................VI
引言.......................................................................X
1 范围.....................................................................1
2 规范性引用文件...........................................................1
3 定义.....................................................................4
4 一般要求................................................................10
5 试验的一般条件..........................................................10
6 分类....................................................................12
7 标志和说明..............................................................12
8 对触及带电部件的防护....................................................16
9 电动器具的启动..........................................................17
10 输入功率和电流.........................................................17
11 发热...................................................................18
12 空章...................................................................22
13 工作温度下的泄漏电流和电气强度.........................................22
11 瞬态过电压.............................................................23
15 耐潮湿.................................................................24
16 泄漏电流和电气强度.....................................................25
17 变压器和相关电路的过载保护.............................................27
18 耐久性.................................................................27
19 非正常工作.............................................................27
20 稳定性和机械危险.......................................................32
21 机械强度...............................................................33
22 结构...................................................................33
23 内部布线...............................................................40
24 元件...................................................................41
25 电源连接和外部软线.....................................................42
26 外部导线用接线端子.....................................................17
27 接地措施...............................................................49
28 螺钉和连接.............................................................51
29 电气间隙、爬电距离和固体绝缘...........................................52
30 耐热和耐燃.............................................................57
31 防锈...................................................................59
32 辐射、毒性和类似危险...................................................59
附录A （资料性附录）例行试验..............................................65
附录B （规范性附录）由充电电池供电的器具..................................67
附录C （规范性附录）在电动机上进行的老化试验..............................69
附录D （规范性附录）电动机热保护器........................................70
附录E （规范性附录）针焰试验..............................................71
附录F （规范性附录）电容器................................................72
附录G （规范性附录）安全隔离变压器........................................74
附录H （规范性附录）开关..................................................75
附录l （规范性附录）不适于器具额定电压的仅具有基本绝缘的电动机............76
附录J （规范性附录）涂覆印刷电路板........................................78
附录K （规范性附录）过电压类别............................................79
附录I （资料性附录）电气间隙和爬电距离的测量指南..........................80
附录M （规范性附录）污染等级..............................................82
附录N （规范性附录）耐漏电起痕试验........................................83
附录O （资料性附录）第30 章试验的选择和程序...............................84
附录P （资料性附录）对于湿热气候中所用器具的标准应用导则..................86
附录Q （资料性附录）电子电路评估试验程序..................................87
附录R （规范性附录）软件评估..............................................89
图1 单相连接的11 类器具在工作温度下泄漏电流的测量电路图...................59
图2 单相连接的非11 类器具在工作温度下泄漏电流的测量电路图.................59
图3 三相连接的11 类器具在工作温度下泄漏电流的测量电路图...................60
图4 三相连接的非11 类器具在工作温度下泄漏电流的测量电路图.................60
图5 空白..................................................................61
图6 带有低功率点的电子电路的不例..........................................61
图7 试验指甲..............................................................61
图8 弯曲试验装置..........................................................62
图9 导线固定装置的结构不意图..............................................63
图10 接地端子部分的示例...................................................64
图11 电气间隙的示例.......................................................64
图I.1 故障模拟............................................................77
图L.1 测定电气间隙的程序..................................................80
图L.2 测定爬电距离的程序..................................................81
图O.1 耐热试验............................................................84
图O.2 耐燃试验............................................................85
表1 输人功率偏差..........................................................17
表2 电流偏差..............................................................18
表3 最大正常温升..........................................................20
表4 电气强度试验电压......................................................23
表5 高压电源的特性........................................................23
表6 脉冲试验电压..........................................................24
表7 试验电压..............................................................26
表8 最高绕组温度..........................................................29
表9 非正常温升的最大值....................................................32
表10 软缆和导管的尺寸.....................................................43
表11 导线的最小横截面积...................................................44
表12 拉力和扭矩...........................................................45
表13 导线的标称横截面积...................................................49
表11 试验螺钉和螺母用的力矩...............................................51
表15 额定脉冲电压.........................................................53
表16 最小电气间隙.........................................................53
表17 基本绝缘的最小爬电距离...............................................55
表18 功能性绝缘的最小爬电距离.............................................56
表A.1 试验电压............................................................65
表C.1 试验条件............................................................69