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

SC 77A

EMC - Low frequency phenomena

 
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SC 77A Working Documents since 2016-06-26

Reference, Title
Downloads

Circulation

Date

Closing

Date

CENELEC

Voting /

Comment

Authorized

Committees

77A/967/AC

Call for Experts: 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

2017-06-16 N/A
77A/968/DC

Maintenance programme – Call for comments regarding preparation of Edition 4 of IEC 61000-4-30 Electromagnetic compatibility (EMC) : Testing and measurement techniques – Power Quality Measurement Methods

2017-06-16 2017-09-08 N/A
77A/966/FDIS

IEC 61000-4-15/ISH1 ED2: Interpretation Sheet 1- Electromagnetic compatibility (EMC) - Part 4-15: Testing and measurement techniques - Flickermeter - Functional and design specifications

2017-06-09 2017-07-21 N
77A/962/RVD

Result of Voting on 77A/958/FDIS - IEC 61000-2-2/AMD1 ED2: Amendment 1 - Electromagnetic compatibility (EMC) - Part 2-2: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems

2017-05-19 Y
TC 13
TC 22
TC 61
TC 82
CISPR
77A/963/RQ

Result of Questionnaire on 77A/957/RQ: Appointment of a Project Leader for new SC77A PT “61000-3-18-under WG1 supervision”: 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

2017-05-19 N/A
77A/964/INF

Result of 77A/932/DC: Document for comments regarding IEC 61000-4-15 Ed.2 in view of the preparation of an Interpretation Sheet (ISH)

2017-05-19 N/A
77A/965/DA

Draft agenda for the meeting to be held in Kashiwa, Japan, on September 26th , 2017 from 9:00 (starting time) to 17:30 (approximate finishing time)

2017-05-19 N/A
77A/960/RVD

Result of Voting on 77A/952/FDIS - IEC 61000-3-3/AMD1 ED3: Amendment 1 - 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

2017-04-14 Y
77A/961/RVD

Result of Voting on 77A/951/FDIS - IEC 61000-4-11/AMD1 ED2: Amendment 1 - Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests

2017-04-14 Y
77A/959/CD

IEC 61000-2-2 Ed2 A2: Electromagnetic compatibility (EMC) - Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems

2017-04-07 2017-06-30 Y
TC 8
TC 13
TC 22
TC 61
TC 82
CISPR
77A/958/FDIS

IEC 61000-2-2/AMD1 ED2: Amendment 1 - Electromagnetic compatibility (EMC) - Part 2-2: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems

2017-03-31 2017-05-12 Y Voting Result
TC 13
TC 22
TC 61
TC 82
CISPR
77A/956/DC

Maintenance Program - Call for comments regarding the preparation of IEC 61000-4-11 Ed.3.0: Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests

2017-03-24 2017-05-19 N/A Report of Comments
77A/957/Q

Appointment of a Project Leader for new SC77A PT “61000-3-18-under WG1 supervision”: 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

2017-03-24 2017-05-12 N/A Report of Comments
77A/948/RQ

Result of Questionnaire 77A/944/Q: Standardization of current harmonic emission limits for equipment connected to LV networks such as those found in North America

2017-03-17 N/A
77A/953/RVC

Result of Voting on 77A/936/CDV - IEC 61000-3-2 (f1): Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ? 16 A per phase)

2017-03-10 Y
77A/954/RVC

Result of Voting on 77A/935/CDV - IEC 61000-3-2 (f3): Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ? 16 A per phase)

2017-03-10 Y
77A/955/RVC

Result of Voting on 77A/934/CDV - IEC 61000-3-2 (f4): Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ? 16 A per phase)

2017-03-10 Y
77A/951/FDIS

IEC 61000-4-11/AMD1 ED2: Amendment 1 - Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests

2017-02-24 2017-04-07 Y Voting Result
77A/952/FDIS

IEC 61000-3-3/AMD1 ED3: Amendment 1 - 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

2017-02-24 2017-04-07 Y Voting Result
77A/949/INF

Appointment of a new convener for WG 8 of IEC/SC 77A: Description of the electromagnetic environment associated with the disturbances present on electricity supply networks

2017-02-03 N/A
77A/950/RVC

Result of Voting on 77A/926/CDV - Amendment 1 to IEC 61000-2-2 Ed.2: Electromagnetic compatibility (EMC) - Part 2-2: Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems

2017-02-03 Y
TC 13
TC 22
TC 61
TC 82
CISPR
77A/946/RVC

Result of Voting on 77A/931/CDV - Amendment 1 to IEC 61000-3-3 : 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

2016-12-23 Y
77A/947/RVC

Result of Voting on 77A/929/CDV - IEC 61000-3-11 Ed.2: Electromagnetic compatibility (EMC) - Part 3-11: Limits - Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems - Equipment with rated current <=75 A and subject to conditional connection

2016-12-23 Y
77A/943/INF

Result of 77A/938/DC CANADA NC New Work Item Proposals Standardization of current harmonic emission limits for equipment connected to LV networks such as those found in North America

2016-12-16 N/A
77A/944/Q

Questionnaire Standardization of current harmonic emission limits for equipment connected to LV networks such as those found in North America

2016-12-16 2017-02-10 N/A Report of Comments
77A/945/AC

Appointment of a new convenor for WG 8 of IEC SC 77A: Description of the electromagnetic environment associated with the disturbances present on electricity supply networks

2016-12-16 2017-01-27 N/A Report of Comments
77A/942/RVC

Result of Voting on 77A/925/CDV - Amendment 1 to IEC 61000-4-11: Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests

2016-11-25 Y
77A/941/INF

Report of comments and comments on 77A/933/DC: Maintenance programme - Call for comments regarding maintenance of IEC 61000-3-12: 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

2016-11-18 N/A
77A/940/RVC

Result of voting on 77A/912A/CDV - IEC 61000-3-2 (f2): Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current <=16 A per phase)

2016-11-04 Y
77A/936/CDV

IEC 61000-3-2 (f1): Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ? 16 A per phase)

2016-10-28 2017-01-20 Y Voting Result
77A/939/CC

Compilation of comments on 77A/909/CD - IEC TR 61000-4-40: Electromagnetic compatibility (EMC): Testing and measurement techniques - Digital methods for the measurement of power quantities under non-stationary conditions

2016-10-14 U
77A/934/CDV

IEC 61000-3-2 (f4): Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ? 16 A per phase)

2016-10-07 2016-12-30 Y Voting Result
77A/935/CDV

IEC 61000-3-2 (f3): Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ? 16 A per phase)

2016-10-07 2016-12-30 Y Voting Result
77A/938/DC

CANADA NC New Work Item Proposals: Standardization of current harmonic emission limits for equipment connected to LV networks such as those found in North America

2016-10-07 2016-11-25 N/A Report of Comments
77A/937/INF

Minutes of IEC SC77A CAG meeting: Paris, 24th August 2016

2016-09-09 N/A
77A/929/CDV

IEC 61000-3-11 Ed.2: Electromagnetic compatibility (EMC) - Part 3-11: Limits - Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems - Equipment with rated current <=75 A and subject to conditional connection

2016-07-22 2016-10-14 Y Voting Result
77A/931/CDV

Amendment 1 to IEC 61000-3-3 : 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

2016-07-22 2016-10-14 Y Voting Result
77A/933/DC

Maintenance of IEC 61000-3-12: 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

2016-07-08 2016-09-02 N/A Report of Comments