Industrial process control systems - Part 2: Methods of evaluating the performance of intelligent valve positioners with pneumatic outputs mounted on an actuator valve assembly (IEC 61514-2:2013) (english version)
Explosives for civil uses - Detonators and relays - Part 26: Definitions, methods, and requirements for devices and accessories for reliable and safe function of detonators and relays
Electricity metering equipment (a.c.) -- Part 1: General requirements, tests and test conditions - Metering equipment (class indexes A, B and C) (english version)
