Fibre optic interconnecting devices and passive components - Performance standard - Part 071-02: Non-connectorized single-mode fibre optic 1 × 2 and 2 × 2 spatial switches for category C - Controlled environments (Endorsed by Asociación Española de Normalización in January of 2021.)
Edition 2021-01-01

Aerospace series - Circuit breakers, single-pole, temperature compensated, rated current 20 A to 50 A - Part 005: With polarized signal contact - Product standard (Endorsed by AENOR in February of 2007.)
Edition 2007-02-01

Aerospace series - Circuit breaker, connecting and attachment hardware (Endorsed by AENOR in September of 2015.)
Edition 2015-09-01

Dynamic modules - Part 3-3: Performance specification templates - Wavelength selective switches (Endorsed by Asociación Española de Normalización in July of 2020.)
Edition 2020-07-01

High-voltage switchgear and controlgear - Part 111: Automatic circuit reclosers for alternating current systems up to and including 38 kV
Edition 2023-09-13

IEEE/IES Recommended Practice for the Design of Power Systems Supplying Lighting Systems in Commercial and Industrial Facilities
Edition 2023

Railway applications. Track. Switches and crossings for Vignole rails. Crossings with moveable parts
Edition 2023-10-17

Mineral oil-filled electrical equipment in service. Guidance on the interpretation of dissolved and free gases analysis
Edition 2022-07-21

Stationary engine generator assemblies
Edition 2020-09-29

TAP-changers. Application guidelines
Edition 2019-06-25