STB PDF

Cable management. Cable tray systems and cable ladder systems. Original standard UNE-EN 61537-2007 in PDF full version. Additional info + preview on request

Document status: Active

Corrigendum - Amendment 11 - Residual current-operated protective devices (RCDs) for household and similar use - Electromagnetic compatibility. Original standard UNE-EN 61543 A11 CORR-2004 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 61543-2023

Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures - Equipment for testing the safety of electrical equipment of machinery. Original standard UNE-EN 61557-14-2013 in PDF full version. Additional info + preview on request

Document status: Active

Safety of transformers, reactors, power supply units and combinations thereof - Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V. Original standard UNE-EN 61558-2-10-2014 in PDF full version. Additional info + preview on request

Document status: Active

Safety of transformers, reactors, power supply units and combination thereof - Particular requirements and tests for variable transformers and power supply units incorporating variable transformers. Original standard UNE-EN 61558-2-14-2013 in PDF full version. Additional info + preview on request

Document status: Active

Safety of power transformers, power supply units and similar devices - Part 2-19- Particular requirements for perturbation attenuation transformers. Original standard UNE-EN 61558-2-19-2002 in PDF full version. Additional info + preview on request

Document status: Active