GB 7588-2003 第6.3.2条
| **** | Maintenance sockets (**220V/10A**, with earth leakage protection) shall be provided in the plant room for use by maintenance personnel. Sockets shall be kept away from water sources and flammable materials. |
| **** | Maintenance sockets (**220V/10A**, with earth leakage protection) shall be provided in the plant room for use by maintenance personnel. Sockets shall be kept away from water sources and flammable materials. |
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