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
This European Telecommunication Standard (ETS) contains requirements for: - the output performance of the (stabilized) ac power supply derived from dc sources as specified in ETS 300132-2 [9] and - the input of the telecommunications equipment connected to interface ""A"", powered by ac, not directly provided by the mains. This ETS also makes reference to safety and EMC standards which are in accordance with the relevant European and international standards.