STM PDF

Decca navigator system- Receivers for ships - Minimum performance standards - Methods of testing and required test results. Original standard IEC 61135-1992 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Radiation protection instrumentation - Installed personnel surface contamination monitoring assemblies - Low energy X and gamma emitters. Original standard IEC 61137-1992 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 61098-2023

Data exchange for meter reading, tariff and load control - Local bus data exchange. Original standard IEC 61142-1993 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 62056-31-1999

Quartz crystal units - A specification in the IEC Quality Assessment System for Electronic Components (IECQ) - Part 1- Generic specification. Original standard IEC 61178-1-1993 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60122-1-2017

Transformers and inductors for use in telecommunication and electronic equipment - Designations for cores and assemblies - Part 1- Laminated cores. Original standard IEC 61186-1-1992 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Gas-insulated metal-enclosed switchgear for rated voltages 72,5 kV and above - Requirements for switching of bus-charging currents by disconnectors. Original standard IEC 61259-1994 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 62271-102-2022