Moldova standards PDF

Measuring relays and protection equipment - Part 24: Common format for transient data exchange (COMTRADE) for power systems. IEC 60255-24:2013. Original standard IEC 60255-24-2013 in PDF full version. Additional info + preview on request

Document status: Active

Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirements. IEC 60255-26:2013. Original standard IEC 60255-26-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60255-26-2023

Measuring relays and protection equipment - Part 27: Product safety requirements. IEC 60255-27:2013. Original standard IEC 60255-27-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60255-27-2023

Single input energizing quantity measuring relays with dependent specified time. Original standard IEC 60255-4-1976 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60255-3-1989

Scales and sizes for plotting frequency characteristics and polar diagrams. CEI/IEC 60263:1982. Original standard IEC 60263-1982 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60263-2020

Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index. IEC 60268-16:2011. Original standard IEC 60268-16-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60268-16-2020