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SN EN IEC 61643-331
Components for low-voltage surge protection - Part 331: Performance requirements and test methods for metal oxide varistors (MOV)
Edition
2020-05
SN EN IEC 61643-341
Components for low-voltage surge protection - Part 341: Performance requirements and test circuits for thyristor surge suppressors (TSS)
Edition
2020-06
SN EN IEC 61643-352
Components for low-voltage surge protection - Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)
Edition
2018-03
SN EN IEC 63052
Power frequency overvoltage protective devices (POPs) for household and similar applications
Edition
2021-08
SN EN 50124-2
Railway applications - Insulation coordination - Part 2: Overvoltages and related protection
Edition
2017-03
SN EN 50526-1
Railway applications - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 1: Surge arresters
Edition
2012-01
SN EN 50526-2
Railway applications - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 2: Voltage limiting devices
Edition
2014-02
SN EN 50526-3
Railway application - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 3: Application Guide
Edition
2016-01
SN EN 50550+AC+A1
Power frequency overvoltage protective device for household and similar applications (POP)
Edition
2015-06
SN EN 60099-4
Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
Edition
2014-09
