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 volt d.c. An appendix gives notes on supply voltage levels and expected variations.
AS 2926-1987
$8.00
Standard voltages – Alternating (50 Hz) and direct