ČSN - Czech national standards

Components for low-voltage surge protective devices - Part 321: Specifications for avalanche breakdown diode (ABD)

Available languages: Czech

Available design: Print design

Components for low-voltage surge protection - Part 331: Performance requirements and test methods for metal oxide varistors (MOV)

Available languages: English (the title page in Czech only)

Available design: Print design

Components for low-voltage surge protection - Part 332: Selection and application principles for metal oxide varistors (MOV)

Available languages: English

Available design: Print design

Components for low-voltage surge protection - Part 341: Performance requirements and test circuits for thyristor surge suppressors (TSS)

Available languages: English (the title page in Czech only)

Available design: Print design

Components for low-voltage surge protective devices - Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)

Available languages: English

Available design: Print design

Components for low-voltage surge protection - Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SITs)

Available languages: English

Available design: Print design

Low-voltage surge protective devices - Part 11: Surge protective devices connected to low-voltage power systems - Requirements and tests

Available design: Print design

Components for low-voltage surge protective devices - Part 311: Specification for gas discharge tubes (GDT)

Available design: Print design

Components for low-voltage surge protective devices - Part 331: Specification for metal oxide varistors (MOV)

Available design: Print design

Components for low-voltage surge protective devices - Part 331: Specification for metal oxide varistors (MOV)

Available design: Print design