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BS EN 61000-4-7+A1
Electromagnetic compatibility (EMC). Testing and measurement techniques. General guide on harmonics and interharmonics measurements and instrumentation, for power supply systems and equipment connected thereto
Edition
2003-01-29
BS EN 61850-7-4+A1
Communication networks and systems for power utility automation. Basic communication structure. Compatible logical node classes and data object classes
Edition
2010-07-31
NF C90-133-4-7 ; NF EN IEC 62153-4-7:2021-09-03
Metallic cables and other passive components test methods - Part 4-7 : electromagnetic compatibility (EMC) - Test method for measuring of transfer impedance ZT and screening attenuation aS or coupling attenuation aC of connectors and assemblies - Triaxial tube in tube method
Edition
2021-09-03
NF C63-001-7-4 ; NF EN IEC 60947-7-4:2019-03-08
Low-voltage switchgear and controlgear - Part 7-4 : ancillary equipment - PCB terminal blocks for copper conductors
Edition
2019-03-08
NF C75-841-4-7 ; NF EN IEC 62841-4-7:2022-09-30
Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 4-7 : particular requirements for pedestrian controlled walk-behind lawn scarifiers and aerators
Edition
2022-09-30
NF C91-004-7 ; NF EN 61000-4-7:2003-01-01
Electromagnetic compatibility (emc) - Part 4-7 : testing and measurement techniques - General guide on harmonics and interharmonics meaasurements and instrumentation, for power supply systems and equipment connected thereto
Edition
2003-01-01
PR NF C45-250-7-4 ; PR NF EN IEC 61810-7-4
Electrical relays - Tests and Measurements Part 7-4: Dielectric strength test
NF C93-430-7-4 ; NF EN 60603-7-4:2010-12-01
Connectors for electronic equipment - Part 7-4 : detail specification for 8-way, unshielded, free and fixed connectors, for data transmissions with frequencies up to 250 MHz
Edition
2010-12-01
SN EN 61850-7-4+A1
Communication networks and systems for power utility automation - Part 7-4: Basic communication structure - Compatible logical node classes and data object classes
Edition
2020-04
BS EN IEC 62841-4-7+A11
Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery. Safety. Particular requirements for pedestrian controlled walk-behind lawn scarifiers and aerators
Edition
2022-11-11