STB PDF
High-voltage switchgear and controlgear - Part 208- Methods to quantify the steady state, power-frequency electromagnetic fields generated by HV switchgear assemblies and HV LV prefabricated substations, both for rated voltages above 1 kV and up to and including 52 kV. Original standard UNE-EN IEC 62271-208-2026 in PDF full version. Additional info + preview on request
Document status: Active
Protection against lightning - Part 4- Electrical and electronic systems within structures. Original standard UNE-EN IEC 62305-4-2026 in PDF full version. Additional info + preview on request
Document status: Active
Solid-state relays. Safety requirements. Original standard UNE-EN IEC 62314-2026 in PDF full version. Additional info + preview on request
Document status: Active
Power systems management and associated information exchange - Data and communications security - Part 7- Network and System Management (NSM) data object models. Original standard UNE-EN IEC 62351-7-2026 in PDF full version. Additional info + preview on request
Document status: Active
Nuclear power plants - Instrumentation and control important to safety - Resistance temperature detectors. Original standard UNE-EN IEC 62397-2026 in PDF full version. Additional info + preview on request
Document status: Active
Optical circuit boards - Interface standards. Terminated waveguide OCB assembly using a single-row thirty-two-channel PMT connector intermateable with a 250 μm pitch MPO 16. Original standard UNE-EN IEC 62496-4-3-2026 in PDF full version. Additional info + preview on request
Document status: Active