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ICS 53.020二ICS53.040 R 46 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-unloadmachineinport 2005-03-10发布 2005-06-15实施 中华人 民共和 国交 通部 发布 JT/T 622- 2005 目 次 前言 ·············································，·，··········，·················，，·，一 n 1 范围 ···············，，··，·················································································…… 1 2规范性引用文件 ························································‘·································……1 3 总要求 ·····································································，······························…… 1 4 供电电源和装置 ··············································，········，·，·······················…·…，.…3 5 电路 ·····。·······，，，，，，·，·············，········，，，·，·····················，，，··，·························一· 4 6 电气保护装置 ···，，···，·················································，，，，·，，························…·…5 7 电气元件 ·····································，·，，······················‘································，，··… 5 8 电气间隙和爬电距离 ····················································，····························…·…6 9 电气设备 ···································································································…… 6 10 防护等级 ······································，·························，·····························，·…… 8 11电线电缆 ······································，，··，··，····················································…·…8 12 绝缘电阻 ···················，，···‘。·。。·，，，，，，·，·，，，·，，······························1。。，。。。。·，，，·，，一9 13 绝缘强度 ·····10 14 接地 ··········································，··········
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