1. (1) IEC 61643-311: “Components for low-voltage surge protective devices—Part 311: Performance requirements and test circuits for gas discharge tubes (GDT)” (2013)
2. (2) IEC 61643-312: “Components for low-voltage surge protective devices—Part 312: Selection and application principles for gas discharge tubes (GDT)” (2013)
3. (3) IEC 61643-321: “Components for low-voltage surge protective devices—Part 321: Specifications for avalanche breakdown diode (ABD)” (2001)
4. (4) IEC 61643-331: “Components for low-voltage surge protective devices—Part 331: Specification for metal oxide varistors (MOV)” (2003)
5. (5) IEC 61643-341: “Components for low-voltage surge protective devices—Part 341: Specification for thyristor surge suppressors (TSS)” (2001)