Basic and safety principles for man-machine interface, marking and identification. Identification of equipment terminals, conductor terminations and conductors— 32 стр.
Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts— 81 стр.
General purpose lead-acid batteries (valve-regulated types) - Part 1: General requirements, functional characteristics - Methods of test (IEC 61056-1:2012) (english version)