IEC/SC 37A
Überspannungsschutzeinrichtungen für Niederspannung
IEC/SC 37B
Spezifische Bauteile für Überspannungsableiter und Überspannungsschutzgeräte
ITU/SG V
Environment and climate change
CLC/TC 37A
Überspannungsschutzeinrichtungen für Niederspannung
IEC/SC 37B/WG 2
Standard test specification for silicon avalanche diode and thyristor surge suppressor components that are used in surge protective devices
IEC/SC 37A/WG 3
Selection and application principles for low-voltage surge protective devices
IEC/SC 37A/WG 4
Surge protective devices of telecommunication and signalling networks
IEC/SC 37A/WG 5
Low-voltage surge protection devices
IEC/SC 77A/WG 9
Power Quality measurement methods
CLC/TC 37A/WG 01
Development of SPDs for Power systems and for special applications including d.c.
CLC/TC 37A/WG 02
Development of SPDs connected to Telecommunications ans Signalling Networks
IEC/SC 37B/WG 1
Standard test specification for gas discharge tubes and metal-oxide varistor components that are used in surge protective devices
IEC/SC 77A/WG 1
Harmonics and other low-frequency disturbances
IEC/SC 77A/WG 6
Low frequency immunity tests
IEC/SC 77A/WG 2
Voltage fluctuations and other low-frequency disturbances
IEC/SC 77A/WG 8
Description of the electromagnetic environment associated with the disturbances presenton electricity supply networks
IEC/SC 77A/PT 61000-3-18
Assessment of harmonic emission limits for equipment to be connected to LV distribution systems with nominal voltage other than 230 V and 230/400 V – Complement to IEC 61000-3-2 and 61000-3-12 (Under WG1 supervision)
IEC/SC 37B/WG 3
Performance requirements, test methods and application principles for Surge Isolation Transformer components