Moldova standards PDF

Measurement of quartz crystal unit parameters - Part 8 - Test fixture for surface mounted quartz crystal units. IEC 60444-8:2016-12(en-fr). Original standard IEC 60444-8-2016 in PDF full version. Additional info + preview on request

Document status: Active

Measurement of quartz crystal unit parameters - Part 9- Measurement of spurious resonances of piezoelectric crystal units. IEC 60444-9:2007. Original standard IEC 60444-9-2007 in PDF full version. Additional info + preview on request

Document status: Active

Basic and safety principles for man-machine interface, marking and identification - Identification of equipment terminals, conductor terminations and conductors. IEC 60445:2021-07(en-fr). Original standard IEC 60445-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60445-2026

Basic and safety principles for man-machine interface, marking and identification - Identification of conductors by colours or alphanumerics. IEC 60446:2007. Original standard IEC 60446-2007 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 60445-2021

Basic and safety principles for man-machine interface, marking and identification - Actuating principles. CEI/IEC 60447:2004. Original standard IEC 60447-2004 in PDF full version. Additional info + preview on request

Document status: Active

Voltage bands for electrical installations of buildings. CEI/IEC 449:1973. Original standard IEC 60449-1973 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEC 61140-2016