GB 4793.1-2007 测量、控制和实验室用电气设备的安全要求 第1部分：通用要求

ICS19.080;71.040.10

L09

中华人民共和国国家标准

GB4793.1-2007/IEC61010-1:2001

代替GB4793.1-1995

测量、控制和实验室用电气设备的安全要求

第1部分:通用要求

Safetyrequirementsforelectricalequipmentformeasurement，control，

andlaboratoryuse-Part1:Generalrequirements

(IEC61010一1:2001，IDT)

2007-06-07发布2007-09-01实施

中华人民共和国国家质量监督检验检疫总局发布

中国国家标准化管理委员会

GB4793.1-2007/IEC61010-1:2001

目次

月组青珊

引言二，’’·············································································································……祖

1范围与目的························································································.·……1

1.1范围························································································.····……1

1.1.1本部分适用的设备·····················.·……1

1.1.2不包括在本部分范围内的设备······················.·……1

1.1.3计算设备······························································.·……1

1.2目的········································、···································································……2

1.2.1包括在本部分范围内的各方面的内容·······························································……2

1.2.2不包括在本部分范围内的各方面的内容····························································……2

1.3鉴定···························································································.·...············……2

1.4环境条件·······························································。·······················.·.··……2

1.4.1正常的环境条件·············································……2

1.4.2扩展的环境条件··························……。……2

2规范性引用文件················································……”··············.········……3

3术语和定义························································································……3

3.1设备和设备的类别········································……。.…。，。二4

3.2零部件和附件·································································……，……4

3.3电气量值················、··································································……~··········……4

3.4试验············································································································……5

3.5安全术语····················································································……二·········……5

3.6绝缘············································································································……6

4试验···············································································································……7

4.1概述·································································································.··.·.……7

4.2试验顺序······································································································……7

4.3基准试验条件········································································……7

4.3.1环境条件···························································································.··.·.·.……7

4.3.2设备状态···········································································……8

4.4单一故障条件下的试验····················································································……9

4.4.1概述·········································································································……9

4.4.2故障条件的施加·······································································……“···········……9

4.4.3试验持续时间······································································……10

4.4.4施加故障条件后的符合性··············································································……11

5标志和文件······································································································……n

5.1标志············································································································……11

5.1.1概述·········································································································……11

5.1.2标识·····························································……、·····································……11

5.1.3电源······················································································.········.··..·……12

GB4793.1-2007/1EC61010-1:2001

5.1.4熔断器·········································……‘························……”······················……31

5.1.5端子、连接件和操作装置·························································……’“””’““”””’‘‘31

5.1.6开关和断路器·····························································································……41

5.1.7用双重绝缘或加强绝缘保护的设备··············································…·…’”‘’…“”‘””“41

5.1.8现场接线端子盒··························································································……41

5.2警告标志······································································································……41

5.3标志耐久性···································································································……51

5.4文件···································································································…….，’’……51

5.4.1概述·········································································································……51

5.4.2设备额定值································································································……51

5.4.3设备安装···································································································……61

5.4.4设备的操作·······························································································……61

5.4.5设备的维护································································································……61

6防电击············································································································……71

6.1概述···············································································……‘······················……71

6.1.1要求71

6.1.2例外71

6.2可触及零部件的判定················································..·······……71

6.2.1检查·········································································································……71

6.2.2危险带电零部件上方的开孔························.·...·.·……71

乒.2.3预调控制件的开孔·······································.·……81

6.3可触及零部件的允许限值······························.·……81

6.3.1正常条件下的值·····································································……81

6.3.2单一故障条件下的限值······························……，……81

6.4正常条件下的防护····················································.·······.·……。……02

6.5单一故障条件下的防护··································..··.······……21

6.5.1保护连接······，···········，·································，·，···········，·，··············，·············，……，21

6.5.2双重绝缘和加强绝缘·································.·...·.··.·……。……23

6.5.3保护阻抗··························································································.·...····……23

6.5.4电源的自动断开···········································.·...·.·……23

6.6与外部电路的连接·······································.···········...······.·……42

6.6.1概述·································································································.·······……42

6.6.2外部电路的端子····························································.·..··……42

6.6.3具有危险带电端子的电路·············································……。……42

6.6.4供绞合导体用的可触及端子···········································································……42

6.7电气间隙和爬电距离················································……。……25

6.7.1一般要术···································································································……25

6.7.2电网电源电路··············，·················································.········.···……62

6.7.3除电网电源电路以外的电路··································································.········……62

6.7.4测量电路···································································································……03

6.8介电强度试验程序·······································.········...……，...……。……03

6.8.1参考试验地03

6.8.2潮湿预处理31

GB4793.1-2007八EC61010-1:2001

八，

6.8.3试验的实施j1

八1

6.8.4电压试验…j.1

Q八

6.9防电击保护的结构要求·····································································……”‘”’”‘”””dj

O八

6.9.1概述·········································································································……dj

n3

6.9.2双重绝缘或加强绝缘设备的外壳·······················································…·…””””””’j

nC

6.9.3超出量程的指示··························································································……jj

八A

6.10与电网电源的连接和设备零部件之间的连接······················································……j‘

n左

j

6.10.1电源线几

八4

6.10.2不可拆卸的电源线的安装·································……”””””””””””””’“’‘““”’”‘’j

6.10.3插头和连接器··························································································……八jd11

6.11供电电源的断开···········，··············，·······························································……Qd)t八

6.11.1概述······································································································……njb内

6.11.2按设备的类型规定的要求，······················，·················，·，······，·，·····一·’‘’‘“”“”“””八j﹃匕

。︵b

6.11.3断开装置································································································……LJ

八t

7防机械危险······································································································……jl

八t

7.1概述··············································……’’:·····················································……j.1

八t

7.2运动零部件···································································································……jl

7.3稳定性·········································································································……八jt了

C8

7.4提起和搬运用装置······················································································……””J

n8

7.5墙壁安装······································································································……j

Q1吕

7.6飞散的零部件········································································，·······················……J

8耐机械冲击和撞击···························································。·································……CJ︵吕

八j0

8.1外壳的刚性试验····················································································……””””‘.

n0

8.1.1静态试验···································································································……j“

八Q

j

8.1.2动态试验···································································································……﹄

月0

8.2跌落试验······································································································……任

连0

8.2.1除手持式设备和直插式设备以外的其他设备······················································……人

左0

8.2.2手持式设备和直插式设备·········································……’·’”‘‘…·”””‘”.’“”‘’”‘”””几

月1

9防止火焰蔓延···································································································……任.1

连1

9.1消除或减少设备内的引燃源···…·…‘.1

连0

9.2一旦出现着火，将火焰控制在设备内几自

连，

9.2.1结构要求··············································，····················································……︸曰

月几

9.3限能电路················································································……，’··············……任j

左A

9.4对装有或使用可燃性液体设备的要求··································································……‘人

月连

9.5过流保护······································································································……任‘

连二

9.5.1永久性连接式设备······..···············································································……人J

4工﹄

9.5.2其他设备···································································································……J

4工﹄

10设备的温度限值和耐热··········································……””””’‘“’‘”‘”‘”””““’”‘”‘””’J

月工匕

10.1对防灼伤的表面温度限值····································……”‘””””““””‘”‘”””’“““’“”’性

连-廿

10.2绕组的温度书

10.3其他温度的测量4内匕

10.4温度试验的实施40内

A0内

10.4.1发热设备温度的测量几

111

GB4793.1-2007/IEC61010-1:2001

10.4.2预定装在机柜中和墙壁上的设备······································，···························……46

10.5耐热·········································································································……46

10.5.1电气间隙和爬电距离的完整性·····································································……46

10.5.2非金属外壳·····························································································……47

10.5.3绝缘材料································································.··········……47

11防液体危险···································································································……48

11.1概述·········································································································……48

11.2清洗·········································································································……48

11.3洒落·········································································································……48

11.4溢出·········································································································……48

11.5电池电解液······································································.··················.·……48

11.6特殊保护的设备··························································································……48

11.7液体压力和泄漏··························································································……48

11.7.1最大压力·····································································..·····················……49

11.7.2高压泄漏和破裂·······················································································……49

11.7.3低压单元的泄漏·······················································································……49

11.7.4过压安全装置