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European Union CE marking on the lamps and lanterns products EMC test requirements

European Union CE marking on the lamps and lanterns products EMC test requirements

This article mainly shows the European Union CE certification of lamps and lanterns products EMC test requirements and common problems, including the European Union certification standards for lamps and lanterns products, test items, limit value requirements, and other content, and a detailed introduction to the lamps and lanterns and other similar products harmonic current test...

Difference between CDN and CDNE

Difference between CDN and CDNE

This article introduces the CDN and CDNE are defined and used by the EMC electromagnetic compatibility testing industry test standard CISPR15, this article introduces the CDN and CDNE by introducing the name, purpose, voltage dividing factor common-mode impedance and other aspects of...

CISPR15-2018 and GBT17743-2017 Standard Updates

CISPR15-2018 and GBT17743-2017 Standard Updates

GB/T17743 is cited in CISPR15 and according to China's national conditions written specifically for electrical lighting fixtures and other similar equipment EMC test standards, the following begins to introduce CISPR15-2018 and GBT1774...

GB 4343.1-2018 Comparison GB 4343.1-2009 Standard Update

GB 4343.1-2018 Comparison GB 4343.1-2009 Standard Update

This article mainly introduces the GB 4343.1-2018 compared to GB 4343.1-2009 standard updated which applicable product scope and new and revised standard clauses information.

GB 4343.1-2024 Comparison of the 2018 version of the standard update content analysis

GB 4343.1-2024 Comparison of the 2018 version of the standard update content analysis

The new version of GB4343.1-2024 standard has been released on May 28, 2024 and will be implemented on June 01, 2026, and the GB4343.1-2018 standard is still in use. Check ...

Reference earth for EMC test equipment

Reference earth for EMC test equipment

When we use EUTTEST to build the EMC test system in the process of EMC testing of EUT, located in the test laboratory floor or wall reference ground plane is an important reference point, good EMC test setup...