STM PDF

Corrigendum 2 - Short-circuit currents in d.c. auxiliary installations in power plants and substations - Part 1- Calculation of short-circuit currents. Original standard IEC 61660-1-1997 cor2-2000 in PDF full version. Additional info + preview on request

Document status: Active

Short-circuit currents in d.c. auxiliary installations in power plants and substations - Part 2- Calculation of effects. IEC 61660-2:1997. Original standard IEC 61660-2-1997 in PDF full version. Additional info + preview on request

Document status: Active

Lightning protection - Telecommunication lines - Part 1- Fibre optic installations. CEI/IEC 61663-1:1999. Original standard IEC 61663-1-1999 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Lightning protection - Telecommunication lines - Part 2- Lines using metallic conductors. IEC 61663-2:2001. Original standard IEC 61663-2-2001 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Industrial systems, installations and equipment and industrial products - Identification of terminals within a system. IEC 61666:2010-08+AMD1:2021-06 CSV(en-fr). Original standard IEC 61666-2021 in PDF full version. Additional info + preview on request

Document status: Active

Electroacoustics – Measurement of real-ear acoustical performance characteristics of hearing aids. Consolidated version (CSV). IEC 61669:2015-11+AMD1:2025-01 CSV(en). Original standard IEC 61669-2025 in PDF full version. Additional info + preview on request

Document status: Active