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

Project Reference |
Document Reference |
Init. Date |
Current Stage |
Next Stage |
Working Group |
Project Leader |
Fcst. Publ. Date |
---|---|---|---|---|---|---|---|
PWI 77A-2 ED1
IEC 61000-3-17: Electromagnetic compatibility (EMC) - Part 3-17: Limits - Limitation of voltage changes, voltage fluctuations and flicker for LV generators
|
PWI
2015-10 |
prePNW
|
S Mark Halpin | ||||
PWI TR 77A-3 ED1
Limits- Assessment of network characteristics for the application of harmonic emission limits for equipment to be connected to LV distribution systems not currently covered by IEC 61000-3-2 and/or 61000-3-12
|
PWI
2017-03 |
2018-03 |
|||||
PWI TR 77A-4
IEC TR 61000-2-15 Assessment of instability/non-linear phenomena between AC-DC/DC-DC Converters and the grid
|
PWI
2018-08 |
2019-08 |
|||||
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
|
77A/1061/NP |
PNW
2019-11 |
PRVN
2020-01 |
WG 1 | Firuz Zare | 2022-11 | |
IEC 61000-2-4 ED3
Electromagnetic compatibility (EMC) - Part 2-4: Environment - Compatibility levels in industrial plants for low-frequency conducted disturbances
|
77A/1048/RR | 2019-09 |
ACD
2019-09 |
CD
2020-10 |
WG 8 | Xavier YANG | 2023-10 |
IEC 61000-3-2/AMD1/FRAG1 ED5
Amendment 1/Fragment 1: Electromagnetic compatibility (EMC) - Part 3-2: Limits - Limits for harmonic current emissions (equipment input current ≤16 A per phase)
|
77A/1028/CDV | 2018-07 |
AFDIS
2019-09 |
TFDIS
2020-02 |
WG 1 | Frank Deter | 2020-10 |
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)
|
77A/1058/CDV | 2018-07 |
CCDV
2019-11 |
PRVC
2020-02 |
WG 1 | Frank Deter | 2021-01 |
IEC TR 61000-3-10 ED1
Emission limits in the frequency range 2 ... 9 kHz
|
77A/122/NP | 1995-07 |
PWI
2001-10 |
|
WG 1 | Benno Weis | |
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
|
77A/1042/CDV | 2018-11 |
CCDV
2019-10 |
PRVC
2020-01 |
WG 1 | Joe Prisco | 2020-12 |
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
|
77A/1039/FDIS |
2018-07 |
BPUB
2019-10 |
PPUB
2019-11 |
WG 6 | Claudia Imposimato | 2020-01 |
IEC 61000-4-30/AMD1 ED3
Amendment 1: Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods
|
77A/1047/RR | 2019-09 |
ACDV
2019-09 |
TCDV
2020-04 |
WG 9 | Michael Schwenke | 2022-04 |
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
|
77A/1055/DTR |
2015-09 |
PRVDTR
2019-11 |
2020-02 |
WG 1 | Roger Bergeron | 2020-07 |
