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信测解读——欧盟新标准 EN55035

欧盟新标准EN55035:2017在2017年5月29日替代原先多媒体类设备适用的EN55020和EN55024及其修订件。信测的实验室能力完全覆盖新标准的要求。下面由信测专家为您详细解读EN55035。

EN55035的测试要求并非EN55020与EN55024测试要求的简单叠加，在这里，我们通过对比关键测试项目的要求差异来清晰的认识EN55035。

测试

项目

测试要求比对

EN 55035

EN 55020

EN 55024

ESD

±4kV for Contact discharge,

±8kV Air discharge

±4kV for Contact discharge,

±8kV Air discharge

±4kV for Contact discharge,

±8kV Air discharge

测试项目	测试要求比对
测试项目	EN 55035	EN 55020	EN 55024
RS	80MHz-1000MHz, 1800MHz,2600MHz,3500MHz,5000MHz	900MHz, 790MHz-862MHz	80MHz-1000MHz
EFT	±1kV for ac mains port,±0.5KV for analogue/digital data ports and DC network power port	Only ±1kV for ac mains port	±1kV for ac mains port,±0.5KV for analogue/digital data ports and DC power port
SURGE	Unshielded symmetrical port 1kV for without primary protection in place 4kV for the primary protectors fitted, 0.5kV for coaxial or shielded signal port, DC network power port:0.5kV,AC Mains power port：1kV for line to line, 2kV for line to earth.	N/A	Signal ports and telecommunication ports:1kV for without primary protection in place; 4kV for the primary protectors fitted; DC power port:0.5kV; AC Mains power port：1kV for line to line, 2kV for line to earth.
CS	0.15MHz - 10MHz:3V, 10MHz - 30MHz: 3V to 1V; 30MHz-80MHz:1V	N/A	0.15MHz-80MHz:3V
Power Frequency Magnetic Field	1A/m	N/A	1A/m
Voltage Dips	Residual voltage< 5% Number of cycles:0.5 Residual voltage:70% Number of cycles:25 for 50Hz;30 for 60Hz	N/A	Residual voltage< 5% Number of cycles:0.5 Residual voltage:70% Number of cycles:25 for 50Hz;30 for 60Hz
Voltage Interruptions	Residual voltage:< 5 Number of cycles:250 for 50Hz,300 for 60Hz	N/A	Residual voltage:< 5 Number of cycles:250 for 50Hz,300 for 60Hz

测试项目	测试要求比对
测试项目	EN 55035	EN 55020	EN 55024
Broadband impulse noise disturbances, repetitive	0.15MHz to 0.5MHz 107dBuV;0.5MHz to 10MHz 107dBuV to 36dBuV; 10MHz-30MHz 36dBuV to 30dBuV	N/A	N/A
Broadband impulse noise disturbances, Isolated	0.15MHz to 30MHz 110dBuV	N/A	N/A