jtt622-2005 港口装卸机械电气安全规程

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1、ICS53.020二ICS53.040R46备案号篷i,"1中华少味民共和国交通行」卫标准JT/T622-2005港口装卸机械电气安全规程Safetyrulesofelectricdeviceforload-unloadmachineinport2005-03-10发布2005-06-15实施中华人民共和国交通部发布JT/T622-2005目次前言·············································，·，··········，············........................···

2、··，，·，一n1范围···············，，··，·················································································⋯⋯12规范性引用文件·······················································‘··································⋯⋯13总要求·····················································

3、················，······························⋯⋯14供电电源和装置···············································，········，，························⋯⋯，.⋯35电路·····。·······，，，，，，·，·············，········，，·，·····················，，，··，··························一46电气保护装置···，·，···，·····

4、···········································，，，·，，·，························⋯⋯57电气元件·····································，·，，······················‘································，，··⋯58电气间隙和爬电距离····················································，·························

5、····⋯⋯69电气设备···································································································⋯⋯610防护等级······································，·························，·····························，·⋯⋯811电线电缆······································，，···，·，··

6、···················································⋯⋯812绝缘电阻···················，，···‘。·。。·，，，，，，·，·，，，·，，······························1。。，。。。。·，，，·，，一913绝缘强度·····................................................................................................1014接地········

7、··································，················································，·······⋯⋯1115安全信号和保护装置················································································.⋯⋯1216照明·············，···························。·······························，·，··

8、········，··············⋯⋯1217维修··········‘···············································