UNE-EN IEC 61753-081-06:2023
光纤互连设备和无源组件 性能标准 第 081-06 部分：用于 OP+ 类的非连接器单模光纤中型 1 x N DWDM 设备 扩展的室外受保护环境
Fibre optic interconnecting devices and passive components - Performance standard - Part 081-06: Non-connectorized single-mode fibre optic middle-scale 1 x N DWDM devices for category OP+ - Extended outdoor protected environment (Endorsed by Asociació...