STB PDF

Overhead electrical conductors. Calculation methods for stranded bare conductors. Original standard PD IEC TR 61597-2021 in PDF full version. Additional info + preview on request

Document status: Active

Enclosed low-voltage switchgear and controlgear assemblies. Guide for testing under conditions of arcing due to internal fault. Original standard PD IEC TR 61641-2014 in PDF full version. Additional info + preview on request

Document status: Active

Low-voltage surge protective devices - SPD testing guide. Original standard PD IEC TR 61643-03-2024 in PDF full version. Additional info + preview on request

Document status: Active

Application of symbols for binary logic and analogue elements. Original standard PD IEC TR 61734-2006 in PDF full version. Additional info + preview on request

Document status: Active

Surface mounting technology - Standard method for the specification of components for through hole reflow (THR) soldering. Guidelines for through hole diameter design with solder paste surface printing method. Original standard PD IEC TR 61760-3-1-2022 in PDF full version. Additional info + preview on request

Document status: Active

Surface mounting technology - Surface strain on circuit board. Strain gauge measurement applied to chip components. Original standard PD IEC TR 61760-5-1-2024 in PDF full version. Additional info + preview on request

Document status: Active