International Standards and Conformity Assessment
for all electrical, electronic and related technologies
SC 77A |
EMC - Low frequency phenomena |

Reference, Title
|
Downloads
|
Circulation Date |
Closing Date |
CENELEC
|
Voting / Comment |
Of interest to Committees |
---|---|---|---|---|---|---|
77A/1058/CDV
IEC 61000-3-2/AMD1/FRAG2 ED5: Amendment 1/Fragment 2: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
2019-11-29 | 2020-02-21 | Y | |||
77A/1062/DC
Maintenance of IEC 61000-2-4
|
2019-11-22 | 2020-01-31 | N/A | |||
77A/1063/RM
Unconfirmed minutes of the IEC SC 77A Plenary Meeting held in Shanghai, China, from October 15th, 2019 (starting time: 9:00) to October 15th, 2019 (finishing time: 16:40)
|
2019-11-22 | N/A | ||||
77A/1064/MTG
Shanghai tabled documents
|
2019-11-22 | N/A | ||||
77A/1060/Q
AMENDMENT 2 FOR IEC 61000-3-3 ED. 3.0
|
2019-11-08 | 2019-12-20 | N/A | |||
77A/1061/NP
PNW TS 77A-1061 ED1: Electromagnetic compatibility (EMC) - Part 3-16: Limits - Limits for harmonic currents produced by energy supplying equipment connected to public low-voltage systems with a rated current less than or equal to 75 A per phase
|
2019-11-08 | 2020-01-31 | U | |||
77A/1042/CDV
IEC 61000-3-12/AMD1/FRAG1 ED2: Amendment 1/Fragment 1: Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤ 75 A per phase
|
2019-10-18 | 2020-01-10 | Y | |||
77A/1059/DL
List of decisions taken at the meeting of SC77A held in Shanghai, China, from October 15th, 2019 (starting time: 9:00) to October 15th, 2019 (finishing time: 16:40)
|
2019-10-18 | N/A | ||||
77A/1037A/INF
Revised report on the activity of SC77A-WG8 between the 2017 and 2019 plenary meetings
|
2019-10-11 | N/A | ||||
77A/1050A/CC
Compilation of Comments on 77A/1027/CD - IEC 61000-3-2/AMD1/FRAG2 ED5: Fragment 2: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
2019-10-11 | Y | ||||
77A/1056/RVD
Result of Voting on 77A/1039/FDIS - IEC 61000-4-11 ED3: Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase
|
2019-10-11 | Y | ||||
77A/1057/INF
Report on the activity of SC77A-WG6 - Low frequency immunity tests
|
2019-10-11 | N/A | ||||
77A/1055/DTR
IEC TR 61000-4-40 ED1: Electromagnetic compatibility (EMC) – Part 4-40: Testing and measurement techniques – Digital methods for the measurement of power quantities of modulated or distorted signals
|
2019-10-04 | 2019-11-29 | N | Voting Result | ||
77A/1053/INF
WG1 report to SC77A To be reviewed during SC77A Plenary Meeting in Shanghai (CN) (Item 7.1.1 of 77A/1031A/DA)
|
2019-09-27 | N/A | ||||
77A/1054/INF
Report on the activity of SC77A WG9 between the 2017 and 2019 plenary meetings
|
2019-09-27 | N/A | ||||
77A/1031A/DA
Revised daft agenda for the meeting to be held in Shanghai, China, from October 15th, 2019 (starting time: 9:00) to October 15th, 2019 (approximate finishing time: 17:00)
|
2019-09-20 | N/A | ||||
77A/1050/CC
Compilation of Comments on 77A/1027/CD - IEC 61000-3-2/AMD1/FRAG2 ED5: Fragment 2: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
2019-09-20 | Y | ||||
77A/1051/RVC
Result of Voting on 77A/1028/CDV - IEC 61000-3-2/AMD1/FRAG1 ED5: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
2019-09-20 | Y | ||||
77A/1052/INF
TC22 “power electronic systems and equipment” Liaison Report To be reviewed during SC77A Plenary Meeting in Shanghai (CN) (Item 10 of 77A/1031A/DA)
|
2019-09-20 | N/A | ||||
77A/1049/INF
Review of Active Participation of P-members in the Work of SC 77A
|
2019-09-13 | N/A | ||||
77A/1044/INF
Plenary Meeting of SC77A to be held in Shanghai (CN) on 2019 October 15th Report of activity of JWG12 to be discussed under the agenda item 7.8.1
|
2019-09-06 | N/A | ||||
77A/1045/RQ
Results of 77A/1033/Q: Maintenance of IEC 61000-2-4.
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2019-09-06 | N/A | ||||
77A/1046/RQ
Results of 77A/1034/Q: Amendment 1 for IEC 61000-4-30 Ed3
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2019-09-06 | N/A | ||||
77A/1047/RR
Review report on IEC 61000-4-30/Ed3: Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods
|
2019-09-06 | Y |
TC 8
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77A/1048/RR
Review report on IEC 61000-2-4/Ed2: Electromagnetic compatibility (EMC) - Part 2-4: Environment - Compatibility levels in industrial plants for low-frequency conducted disturbances
|
2019-09-06 | Y | ||||
77A/1040/INF
CIS-H JWG6 with 77A - Introduction of requirements in the frequency range 9 kHz – 150 kHz
|
2019-08-30 | N/A | ||||
77A/1041/INF
Report on the activities of SC 77A/PT 61000-3-18 October, 2017 to August, 2019
|
2019-08-30 | N/A | ||||
77A/1043/CC
Compilation of Comments on 77A/1020/CD - IEC TR 61000-4-40 ED1: Electromagnetic compatibility (EMC) – Part 4-40: Testing and measurement techniques – Digital methods for the measurement of power quantities of modulated or distorted signals
|
2019-08-30 | N | ||||
77A/1039/FDIS
IEC 61000-4-11 ED3: Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase
|
2019-08-23 | 2019-10-04 | Y | Voting Result | ||
77A/1037/INF
Replaced by 77A/1037A/INF
|
2019-08-02 | N/A | ||||
77A/1038/INF
CIGRE/SC C4 - Power system performances Liaison Report
|
2019-08-02 | N/A | ||||
77A/1035/INF
Liaisons to be reviewed during SC77A Plenary Meeting in Shanghai (CN) (Item 10 of 77A/1031/DA)
|
2019-07-19 | N/A | ||||
77A/1036/INF
Review of stability dates
|
2019-07-19 | N/A | ||||
77A/1034/Q
AMENDMENT 1 FOR IEC 61000-4-30 ED. 3
|
2019-07-12 | 2019-08-23 | N/A | Report of Comments | ||
77A/1033/Q
Maintenance of IEC 61000-2-4.
|
2019-06-28 | 2019-08-09 | N/A | Report of Comments | ||
77A/1028/CDV
IEC 61000-3-2/AMD1/FRAG1 ED5: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
2019-06-14 | 2019-09-06 | Y | Voting Result | ||
77A/1029A/RVC
Result of Voting on 77A/1016/CDV - IEC 61000-4-11 ED3: Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase
|
2019-06-07 | Y | ||||
77A/1032/INF
Request from the British NC for consideration of measurement uncertainty in SC77A standards
|
2019-05-31 | N/A | ||||
77A/1031/DA
Replaced by 77A/1031A/DA
|
2019-05-17 | N/A | ||||
77A/1030/RQ
Result of Questionnaire on 77A/1024/Q: APPOINTMENT OF A NEW CONVENOR FOR WG 9 of IEC SC 77A: “Power Quality measurement methods”
|
2019-05-03 | N/A | ||||
77A/1029/RVC
Result of Voting on 77A/1016/CDV - IEC 61000-4-11 ED3: Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase
|
2019-04-26 | Y | ||||
77A/1026/CC
Compilation of Comments on 77A/1018/CD - IEC 61000-3-2/AMD1/FRAG1 ED5: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
2019-04-19 | Y | ||||
77A/1027/CD
IEC 61000-3-2/AMD1/FRAG2 ED5: Fragment 2: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
2019-04-19 | 2019-07-12 | Y | Report of Comments | ||
77A/1024/Q
Appointment of a new Convenor for WG 9 of IEC SC 77A: “Power Quality measurement methods”
|
2019-03-15 | 2019-04-26 | N/A | Report of Comments | ||
77A/1025/CC
Compilation of Comments on 77A/1015/CD - IEC 61000-3-12/AMD1/FRAG1 ED2: Fragment 1: Electromagnetic compatibility (EMC) - Part 3-12: Limits - Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤ 75 A per phase
|
2019-03-15 | Y | ||||
77A/1023/INF
Compilation of comments on 77A/993/DC: Maintenance of publication:IEC 61000-4-7: Electromagnetic compatibility (EMC) - Testing and measurement techniques - General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto
|
2019-02-15 | N/A | ||||
77A/1022/AC
Appointment of a new convenor for WG 9 of IEC SC 77A: Power Quality measurement methods
|
2019-02-08 | 2019-03-08 | N/A | Report of Comments | ||
77A/1021/RQ
Result of 77A/1019/Q: Formation of a new Joint Working Group (TC8, SC8A, SC77A, TC85, TC95) On Frequency measurement used to control DER and loads
|
2019-02-01 | N/A | ||||
77A/1016/CDV
IEC 61000-4-11 ED3: Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with input current up to 16 A per phase
|
2018-12-28 | 2019-03-22 | Y | Voting Result | ||
77A/1020/CD
IEC TR 61000-4-40 ED1: Electromagnetic compatibility (EMC) – Part 4-40: Testing and measurement techniques – Digital methods for the measurement of power quantities of modulated or distorted signals
|
2018-12-14 | 2019-02-08 | N | Report of Comments |
