AS 62054.21:2018 PDF
The objective of this Standard is to specify particular requirements for the type test of newly manufactured indoor time switches with operation reserve that are used to control electrical loads, multi-tariff registers and maximum demand devices of electricity metering equipment.
This Standard is an adoption with national modifications, and has been reproduced from, IEC 62054-21:2004+AMD1:2017 CSV (ED.1.1), Electricity metering (AC) — Tariff and load control — Part 21: Particular requirements for time switches.
