
Standard voltages - Alternating (50 Hz) and direct
出版:Standards Australia

專(zhuān)家解讀視頻
Specifies standard voltages for 50 Hz a.c. transmission, distribution and utilization systems, standard voltages for a.c. and d.c. traction systems and nominal voltages for a.c. and d.c. equipment less than 120 V a.c. or 750 V d.c. An appendix gives notes on supply voltage levels and expected variations.