Committee:
IEC/TC 121 Switchgear and controlgear and their assemblies for low voltage
CLC/BTTF 170-1 Common modifications to EN IEC 61439-1:2021 and EN IEC 61439-2:2021
CLC/SR 121 Switchgear and controlgear and their assemblies for low voltage
CLC/SR 121B Low-voltage switchgear and controlgear assemblies
CLC/TC 121A Low-voltage switchgear and controlgear
Standards developed by the committee: CTN 201/SC 121AB: 220
Status: VIGENTE / 2021-12-07
Low-voltage switchgear and controlgear assemblies - Part 2: Power switchgear and controlgear assemblies
Status: VIGENTE / 2021-06-16
Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
Status: VIGENTE / 2021-05-12
Low-voltage switchgear and controlgear - Part 5-2: Control circuit devices and switching elements - Proximity switches
Status: VIGENTE / 2021-03-17
Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations
Status: VIGENTE / 2021-03-03
Low-voltage switchgear and controlgear - Part 7-4: Ancillary equipment - PCB terminal blocks for copper conductors
Status: VIGENTE / 2021-02-10
Low-voltage switchgear and controlgear - Part 9-1: Active arc-fault mitigation systems - Arc quenching devices
Status: VIGENTE / 2020-11-04
Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
Status: VIGENTE / 2020-07-22
Low-voltage switchgear and controlgear assemblies - Part 3: Distribution boards intended to be operated by ordinary persons (DBO)
Status: VIGENTE / 2020-06-17
Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices
Status: VIGENTE / 2020-06-10
Low-voltage switchgear and controlgear - Part 5-4: Control circuit devices and switching elements - Method of assessing the performance of low-energy contacts - Special tests
Status: VIGENTE / 2020-03-01
Low-voltage switchgear and controlgear - Controller-device interfaces (CDIs) - Part 3: DeviceNet (Endorsed by Asociación Española de Normalización in March of 2020.)
Status: VIGENTE / 2020-01-08
Low-voltage switchgear and controlgear - Controller-device interfaces (CDIs) - Part 1: General rules
Status: VIGENTE / 2020-01-01
Low-voltage switchgear and controlgear - Controller-device interfaces (CDIs) - Part 2: Actuator sensor interface (AS-i) (Endorsed by Asociación Española de Normalización in January of 2020.)
Low-voltage switchgear and controlgear - Controller-device interfaces (CDIs) - Part 3: DeviceNet (Endorsed by Asociación Española de Normalización in January of 2020.)
Status: VIGENTE / 2019-07-03
Status: VIGENTE / 2018-05-03
Status: VIGENTE / 2018-03-21
Status: VIGENTE / 2017-12-01
Low-voltage switchgear and controlgear - Product data and properties for information exchange - Part 1: Catalogue data (Endorsed by Asociación Española de Normalización in December of 2017.)
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