Belarus standards PDF

Electric cables. Calculation of the current rating - Thermal resistance. Calculation of thermal resistance. Original standard BS IEC 60287-2-1-2015 in PDF full version. Additional info + preview on request

Document status: Replaced by STB BS IEC 60287-2-1-2023

Electric cables. Calculation of the current rating - Thermal resistance. Cables installed in ventilated tunnels. Original standard BS IEC 60287-2-3-2017 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Electric cables. Calculation of the current rating - Operating conditions. Site reference conditions. Original standard BS IEC 60287-3-1-2017 in PDF full version. Additional info + preview on request

Document status: Active

Semiconductor devices. Discrete devices - Optoelectronic devices. Semiconductor lasers. Original standard BS IEC 60747-5-4-2006 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Semiconductor devices - Optoelectronic devices. Semiconductor lasers. Original standard BS IEC 60747-5-4-2022 in PDF full version. Additional info + preview on request

Document status: Active

Semiconductor devices. Discrete devices - Insulated-gate bipolar transistors (IGBTs). Original standard BS IEC 60747-9-2007 in PDF full version. Additional info + preview on request

Document status: Replaced by STB BS IEC 60747-9-2019