This Standard specifies Minimum Energy Performance Standards (MEPS) requirements for magnetic isolating transformers and electronic step-down convertors with the following characteristics:
(a) For use with extra-low voltage (ELV).
(b) Mains supply input.
(c) Single a.c or d.c ELV output (up to 50 V).
(d) Rated load up to and including 500 VA.
