DIN ETS 300132-1-2005 设备工程(EE).向电信设备输入的电源接口.第1部分:来自于直流电流(dc)源的交流(ac)的操作
Equipment Engineering (EE) - Power supply interface at the input to telecommunications equipment - Part 1: Operated by alternating current (ac) derived from direct current (dc) sources (Endorsement of the English version ETS 300132-1 (1996-09) as German s