描述
用电仪表的外壳、仪表盘、柜、箱、盒和电缆槽、保护管、支架、底座等正常不带电的金属部分,由于绝缘破坏而有可能带危险电压者,均应做保护接地。对于供电电压不高于36V的就地仪表、开关等,当设计文件无特殊要求时,可不做保护接地。
TOYODA THU-2755 USPP THU2755
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TOYODA TP-2180-2 USPP TP21802
Toyoda Vertical Machining Center CNC FV65 FV45 FV-65 45
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Toyoda PC Board JCI-C1HS-II #23129