International Standards and Conformity Assessment for all electrical, electronic and related technologies

SC 121A

Low-voltage switchgear and controlgear

 
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SC 121A Working Documents since 2014-05-06

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121A/41A/INF

Revised report of comments on 121A/28/DC: Future maintenance of the publication IEC 60715 of SC 121A: Dimensions of low-voltage switchgear and controlgear - Standardized mounting on rails for mechanical support of electrical devices in switchgear and controlgear installations
2015-05-01
121A/43/INF

Result of voting on 17B/1818/DC: Future maintenance of the publication IEC 60715 (Dimensions of low-voltage switchgear and controlgear. Standardized mounting on rails for mechanical support of electrical devices in switchgear and controlgear installations)
2015-05-01
121A/44/DC

Future maintenance of the publications IEC 60947-2 (circuit-breakers) and IEC 60947-3 (switches, disconnectors and similar equipment) of SC 121A
2015-05-012015-07-17
121A/42/FDIS

Amendment 2 to IEC 60947-3 Ed.3: Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
2015-03-062015-05-08yes
TC 82
121A/36A/INF

Revised comments received on 121A/27/DC: Future maintenance of the publication IEC 60947-4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
2015-02-27
TC 31
121A/41/INF

Report of comments on 121A/28/DC: Future maintenance of the publication IEC 60715 of SC 121A: Dimensions of low-voltage switchgear and controlgear - Standardized mounting on rails for mechanical support of electrical devices in switchgear and controlgear installations
2015-02-13
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121A/40/RQ

Results on 121A/30/Q of SC 121A: Questionnaire concerning the appointment of the new convenor of the Working Group 10 of SC 121A: Constructional requirements and environmental aspects
2015-01-30
121A/34/CDV

Amendment 2 to IEC 60947-5-1 Ed.3: Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices
2015-01-232015-04-24yesVoting Result
121A/32/CDV

Amendment 2 to IEC 60947-5-5 Ed.1: Low-voltage switchgear and controlgear - Part 5-5: Control circuit devices and switching elements - Electrical emergency stop device with mechanical latching function
2015-01-162015-04-17yesVoting Result
TC 44
121A/39/RVC

Result of voting on 121A/5/CDV: IEC 62683 Ed.2: Low-voltage switchgear and controlgear - Product data and properties for information exchange
2015-01-16yes
121A/36/INF

Comments received on 121A/27/DC: Future maintenance of the publication IEC 60947-4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
2014-12-19
TC 31
121A/37/RM

Unconfirmed minutes of the plenary meeting held in Pretoria, South Africa, on 2014-10-02 (SABS office)
2014-12-19
121A/38/MTG

Reports and presentations made at SC 121A meeting held in Pretoria, South Africa, on 2014-10-02 (SABS office)
2014-12-19
121A/26/CDV

IEC 60947-2 Ed.5: Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
2014-12-052015-03-06yesVoting Result
121A/29A/INF

Revised comments received on 121A/22/DC: Future maintenance of the publication IEC 60947-4-1 of SC 121A: Contactors and motor-starters - Electromechanical contactors and motor-starters and other motor control related standards
2014-12-05
TC 2
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TC 94
121A/35/RVC

Result of voting on 121A/7/CDV: Amendment 2 to IEC 60947-3 Ed.3: Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
2014-11-28yes
121A/30/Q

Questionnaire concerning the appointment of the new convenor of the Working Group 10 of SC 121A: Constructional requirements and environmental aspects
2014-11-212015-01-16Report of Comments
121A/33/CC

Compilation of comments on 121A/17/CD: IEC 60947-5-1 A2 Ed.3: Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices
2014-11-14yes
121A/29/INF

Comments received on 121A/22/DC: Future maintenance of the publication IEC 60947-4-1 of SC 121A: Contactors and motor-starters - Electromechanical contactors and motor-starters and other motor control related standards
2014-11-07
TC 2
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121A/31/CC

Compilation of comments on 17B/1842/CD: IEC 60947-5-5 A2 Ed.1: Low-voltage switchgear and controlgear - Part 5-5: Control circuit devices and switching elements - Electrical emergency stop device with mechanical latching function
2014-11-07yes
121A/28/DC

Future maintenance of the publication IEC 60715 of SC 121A: Dimensions of low-voltage switchgear and controlgear - Standardized mounting on rails for mechanical support of electrical devices in switchgear and controlgear installations
2014-10-242015-01-30Report of Comments
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121A/27/DC

Document for comments on future maintenance of the publication IEC 60947-4-1 of SC 121A: Contactors and motor-starters - Electromechanical contactors and motor-starters
2014-10-032014-12-12Report of Comments
TC 31
121A/25/CC

Compilation of comments on 121A/9/CD: IEC 60947-2 am3 Ed.4: Amendment 3 - Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
2014-09-26yes
121A/24/INF

Obituary notice
2014-09-12
121A/20A/DA

Revised draft agenda for the SC 121A meeting to be held in Pretoria, South Africa, on 2014-10-02 (starting time: 9:00) to (approximate finishing time: 17:00)
2014-08-29
121A/23/PW

Programme of work of the SC 121A as recorded by the IEC Central Office in its database
2014-08-29
121A/22/DC

Future maintenance of the publication IEC 60947-4-1 of SC 121A: Contactors and motor-starters - Electromechanical contactors and motor-starters and other motor control related standards
2014-08-012014-10-24Report of Comments
TC 2
TC 8
TC 22
TC 23
TC 32
TC 64
TC 65
TC 94
121A/21/RVD

Report of voting on 121A/15/FDIS: Amendment 2 to IEC 60947-1 Ed.5: Low-voltage switchgear and controlgear - Part 1: General rules
2014-07-25yes
121A/19A/INF

Revised comments received on 121A/11/DC: Future maintenance of the publication IEC 60947-2 (Circuit-breakers) of SC 121A
2014-06-27
121A/20/DA

Draft agenda for the SC 121A meeting to be held in Pretoria, South Africa, on 2014-10-02 (starting time: 9:00) to (approximate finishing time: 17:00)
2014-06-20
121A/19/INF

Comments received on 121A/11/DC: Future maintenance of the publication IEC 60947-2 (Circuit-breakers) of SC 121A
2014-06-13
121A/16/CC

Compilation of comments on 17B/1841/CD: IEC 60947-5-1 am2 Ed.3: Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices
2014-05-30yes
121A/17/CD

IEC 60947-5-1 A2 Ed.3: Low-voltage switchgear and controlgear - Part 5-1: Control circuit devices and switching elements - Electromechanical control circuit devices
2014-05-302014-09-05yes
121A/18/RVC

Result of voting on 17B/1814/CDV: IEC 62026-3 Ed.3: Low-voltage switchgear and controlgear - Controller-device interfaces (CDIs) - Part 3: DeviceNet
2014-05-30yes
121A/15/FDIS

Amendment 2 to IEC 60947-1 Ed.5: Low-voltage switchgear and controlgear - Part 1: General rules
2014-05-162014-07-18yesVoting Result
TC 23