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。
Agilestar – DWDM-XFP-42.94 – For Cisco – New in Box
Agilestar – DWDM-XFP-39.77 – For Cisco – New in Box
Agilestar – DWDM-XFP-38.98 – For Cisco – New in Box
Agilestar – DWDM-XFP-35.82 -For Cisco – New in Box
Agilestar – DWDM-XFP-34.25 – For Cisco – New in Box
Agilestar – DWDM-XFP-31.90- For Cisco – New in Box
Agilestar – DWDM-XFP-31.12 – For Cisco – New in Box