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STN - Slovak standards
Page 2663
STN EN IEC 61869-14 (01/11/2019)
Instrument transformers - Part 14: Additional requirements for current transformers for DC applications
Available languages: English
Available design: Print design
STN EN IEC 61869-15 (01/11/2019)
Instrument transformers - Part 15: Additional requirements for voltage transformers for DC applications
Available languages: English
Available design: Print design
STN EN IEC 61869-20 (01/09/2025)
Instrument transformers - Part 20: Safety requirements of instrument transformers for high voltage applications
Available languages: English
Available design: Print design
STN EN IEC 61869-99 (01/03/2023)
Instrument transformers - Part 99: Glossary
Available languages: English
Available design: Print design
STN EN IEC 61869-99:2023/OpravaAC (01/04/2023) Correction
Instrument transformers - Part 99: Glossary
Available languages: English
Available design: Print design
STN 351310 (01/12/1984) Withdrawn
Small power transformers for common application
Available design: Print design
STN 351325-1 (01/04/1989) Withdrawn
Mains supply transformers for consumer electronics apparatus
Available design: Print design
STN 351325-2 (01/09/1989) Withdrawn
Transformers and inductors for communication equipment. General technical requirements and test methods
Available design: Print design
STN EN 50645 (01/07/2018)
Ecodesign requirements for small power transformers
Available languages: English
Available design: Print design
STN EN IEC 61558-1 (01/11/2019)
Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests
Available languages: English
Available design: Print design
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