SC 77A

EMC - Low frequency phenomena

 
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SC 77A Working Documents since 2020-03-07

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77A/1095/DC

IEC 61000-3-2:2018 + A1:2020 ELECTROMAGNETIC COMPATIBILITY (EMC) – Part 3-2: Limits – Limits for harmonic current emissions (equipment input current ≤16 A per phase) INTERPRETATION SHEET 1

2021-03-05 2021-04-16 N/A
77A/1090A/INF

Revised compilation of comments on  77A/1079/DC: Document for Comment on the proposed revision of IEC TR 61000-1-4

2021-01-22 N/A
77A/1091A/INF

Revised compilation of comments on 77A/1088/DC: Additional information relating to 77A/1079/DC Document for Comment on the proposed revision of IEC TR 61000-1-4

2021-01-22 N/A
77A/1093/RVC

Result of Voting on 77A/1075/CDV - IEC 61000-3-3/AMD2 ED3: Amendment 2 - Electromagnetic compatibility (EMC) - Part 3-3: Limits - Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤16 A per phase and not subject to conditional connection

2021-01-15 Y
77A/1094/DC

Proposed new Annex for IEC 61000-4-7

2021-01-15 2021-04-09 N/A
77A/1092/RVC

Result of Voting on 77A/1080/CDV - IEC 61000-4-30/AMD1 ED3: Amendment 1: Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods

2020-11-13 Y
TC 8
77A/1090/INF

Compilation of comments on  77A/1079/DC: Document for Comment on the proposed revision of IEC TR 61000-1-4

2020-10-16 N/A
77A/1091/INF

Compilation of comments on 77A/1088/DC: Additional information relating to 77A/1079/DC Document for Comment on the proposed revision of IEC TR 61000-1-4

2020-10-16 N/A
77A/1089/CC

Compilation of Comments on 77A/1086/CD - IEC TS 61000-3-16 ED1: Electromagnetic compatibility (EMC) - Part 3-16: Limits - Limits for harmonic currents produced by energy supplying equipment with a rated current less than or equal to 75 A per phase connected to public low-voltage systems

2020-10-09 N
77A/1088/DC

Additional information relating to 77A/1079/DC Document for Comment on the proposed revision of IEC TR 61000-1-4

2020-08-28 2020-10-09 N/A Report of Comments
77A/1087/RQ

Result of 77A/1085/Q: Confirmation of the SC 77A ACEC representative

2020-08-21 N/A
77A/1082A/DC

Revised: Maintenance of IEC 61000-2-4

2020-08-14 2020-09-11 N/A Report of Comments
77A/1080/CDV

IEC 61000-4-30/AMD1 ED3: Amendment 1: Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods

2020-07-24 2020-10-16 Y Voting Result
TC 8
77A/1086/CD

IEC TS 61000-3-16 ED1: Electromagnetic compatibility (EMC) - Part 3-16: Limits - Limits for harmonic currents produced by energy supplying equipment with a rated current less than or equal to 75 A per phase connected to public low-voltage systems

2020-07-10 2020-10-02 N Report of Comments
77A/1081/CD

IEC 61000-2-4 ED3: Electromagnetic compatibility (EMC) - Part 2-4: Environment - Compatibility levels in industrial plants for low-frequency conducted disturbances

2020-06-19 2020-08-14 Y Report of Comments
77A/1082/DC

Replaced by 77A/1082A/DC

2020-06-19 2020-08-21 N/A Report of Comments
77A/1083/RQ

Result of 77A/1078/Q: Establishment of an AhG (ad hoc group) related to measurement uncertainties in SC77A standards

2020-06-19 N/A
77A/1084/RVD

Result of Voting on 77A/1077/FDIS - IEC 61000-3-2/AMD1 ED5: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)

2020-06-19 Y
77A/1085/Q

Confirmation of the SC 77A ACEC representative

2020-06-19 2020-07-31 N/A Report of Comments
77A/1079/DC

Document for Comment on the proposed revision of IEC TR 61000-1-4

2020-06-05 2020-07-17 N/A Report of Comments
77A/1075/CDV

IEC 61000-3-3/AMD2 ED3: Amendment 2 - Electromagnetic compatibility (EMC) - Part 3-3: Limits - Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤16 A per phase and not subject to conditional connection

2020-05-15 2020-08-07 Y Voting Result
77A/1077/FDIS

IEC 61000-3-2/AMD1 ED5: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)

2020-05-01 2020-06-12 Y Voting Result
77A/1078/Q

Establishment of an AhG (ad hoc group) related to measurement uncertainties in SC77A standards and call for experts

2020-05-01 2020-06-12 N/A Report of Comments
77A/1076/RQ

Result of 77A/1068A/Q: Measurement uncertainties in SC77A standards and Call for Experts in WG 1, WG 2 and WG 6

2020-04-17 N/A
77A/1066A/RQ

Revised results of Questionnaire 77A/1060/Q: Amendment 2 for IEC 61000-3-3/Ed3

2020-03-27 N/A
77A/1073/AC

Appointment of a secretary and an assistant secretary

2020-03-27 N/A
77A/1074/RVC

Result of Voting on 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

2020-03-27 Y
77A/1072A/RVC

Revised Result of Voting on 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)

2020-03-13 Y