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IEC 77A/735/DC
Ripple-current signalling, even harmonics and interharmonics
IEC 77A/737/DC
Maintenance of publications:- IEC 61000-2-2: Electromagnetic compatibility (EMC) - Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public low-voltage power supply systems and IEC 61000-2-12: Electromagnetic compatibility (EMC) - Environment - Compatibility levels for low-frequency conducted disturbances and signalling in public medium-voltage power supply systems
IEC 77A/738/DC
Maintenance of publications: IEC 61000-4-13: Electromagnetic compatibility (EMC) - Testing and measurement techniques - Harmonics and interharmonics including mains signalling at a.c. power port, low frequency immunity tests and IEC 61000-4-16: Electromagnetic compatibility (EMC) -Testing and measurement techniques - Test for immunity to conducted, common mode disturbances in the frequency range 0 Hz to 150 kHz
IEC 77A/741/DTR
IEC/TR 61000-3-14 Ed.1: Electromagnetic compatibility (EMC) - Part 3-14: Assessment of emission limits for the connection of disturbing installations to LV power systems
IEC 77A/746/NP
New Work Item Proposal on Electromagnetic Compatibility (EMC) Part 4-XX - Testing and measurement techniques - Test for immunity to conducted, differential mode disturbances in the frequency range from 2 kHz to 150 kHz, at a.c. ports
IEC 77A/758/NP
New Work Item proposal on EC/TR 61000-4-XX. Electromagnetic Compatibility (EMC) -Testing and measurement techniques - Calibration and Verification Protocol for Flicker Compliance test systems
IEC 77A/761/CD
IEC/TR 61000-4-37 Ed.1 : Electromagnetic compatibility (EMC) - Testing and measurement techniques -Calibration and verification protocol for harmonic emission compliance test systems
IEC 77A/783/CD
IEC 61000-4-19 Ed1: Electromagnetic Compatibility (EMC) - Part 4-19 - Testing and measurement techniques - Test for immunity to conducted, differential mode disturbances in the frequency range from 2 kHz to 150 kHz, at a.c. ports
IEC 77A/783A/CD
IEC 61000-4-19 Ed1: Electromagnetic Compatibility (EMC) - Part 4-19 - Testing and measurement techniques - Test for immunity to conducted, differential mode disturbances in the frequency range from 2 kHz to 150 kHz, at a.c. ports (This document cancels and replaces 77A/783/CD)
IEC 77A/801/CD
IEC 61000-4-19: Electromagnetic Compatibility (EMC) - Part 4-19 - Testing and measurement techniques - Test for immunity to conducted, differential mode disturbances in the frequency range from 2 kHz to 150 kHz, at a.c. ports