STM PDF

Electrical relays - Part 6- Measuring relays and protection equipment. Original standard IEC 60255-6-1988 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60255-1-2022

Electrical relays - Part 8- Thermal electrical relays. Original standard IEC 60255-8-1990 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60255-149-2013

External diameters of cylindrical radiation probes containing Geiger-Müller or proportional counter tubes or scintillation detectors. Original standard IEC 60256-1967 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Direct acting recording electrical measuring instruments and their accessories. CEI/IEC 258:1968. Original standard IEC 60258-1968 in PDF full version. Additional info + preview on request

Document status: Active

Amendment 1 - Direct acting recording electrical measuring instruments and their accessories. Original standard IEC 60258-1968 amd1-1976 in PDF full version. Additional info + preview on request

Document status: Active

Sealing test for pressurized waveguide tubing and assemblies. CEI/IEC 60261:1989. Original standard IEC 60261-1989 in PDF full version. Additional info + preview on request

Document status: Active