
Specification for identification of apparatus terminals and general rules for a uniform system of terminal marking, using an alphanumeric notation
出版:British Standards Institution

專家解讀視頻
Applies to terminal marking of basic units (e.g. resistors, fuses, relays, transformers, rotating machines), of combinations of such units (e.g. motor control equipment), and of conductors performing functions such as power supply and earthing.
? British Standards Institution 2013
Amendment notes:
AMD 3076
AMD 3915
IEC 60445 Ed. 4.0 - Identical