将替代原先多媒体类设备适用的EN55020和EN55024及其修订件的欧盟新标准EN55035 已经于2017.11.17列入RED协调标准清单。也就是说，多媒体及信息技术与通讯产品即日起即可申请EN55035的测试与认证，该标准与EN55020及EN55024相比有何不同？本文将带您快速准确的认识EN55035.
EN55035适用产品范围：
多媒体产品.
认识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：
与EN55020及EN55024测试要求相同的测试项目：
| 测试项目 | 测试要求对比 | ||
| EN 55035 | EN 55020 | EN 55024 | |
|
ESD (静电抗扰度) |
+/-4KV for Contact discharge +/-8KV for Air discharge 10 of each polarity |
+/-4KV for Contact discharge +/-8KV for Air discharge 10 of each polarity |
+/-4KV for Contact discharge +/-8KV for Air discharge 25 of each polarity |
与EN55020及EN55024测试要求不相同的测试项目:
| 测试项目 | 测试要求对比 | ||
| EN 55035 | EN 55020 | EN 55024 | |
|
R/S (辐射抗扰度) |
80MHz-1000MHz 1800MHz, 2600MHz, 3500MHz, 5000MHz |
900MHz, 790-862MHz | 80MHz-1000MHz |
|
EFT (快速脉冲群) |
+/-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 (浪涌) |
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 (传导抗扰度) |
0.15MHz-10MHz: 3V 10MHz-30MHz: 3V to 1V 30MHz-80MHz: 1V |
N/A | 0.15MHz-80MHz: 3V |
|
Power frequency Magnetic field (工频磁场抗扰度) |
1A/m | N/A | 1A/m |
|
Voltage Dips &short interruptions (电压跌落) - Voltage dips |
Residual voltage: < 5% Number of cycles 0.5 Residual voltage: 70% Number of cycles: 25 for 50 Hz; 30 for 60 Hz |
N/A |
Residual voltage: < 5% Number of cycles 0.5 Residual voltage: 70% Number of cycles: 25 for 50 Hz; 30 for 60 Hz |
|
Voltage Dips &short interruptions (电压跌落) - Voltage interruptions |
Residual voltage: < 5 Number of cycles: 250 for 50 Hz ,300 for 60 Hz | N/A | Residual voltage: < 5 Number of cycles: 250 for 50 Hz ,300 for 60 Hz |
EN55035新增测试项目：
| 测试项目 | 测试要求对比 | ||
| EN 55035 | EN 55020 | EN 55024 | |
|
Broadband impulse noise disturbances, repetitive (重复宽带脉冲噪声干扰) -Impulse Frequency Test level |
0.15MHz to 0.5MHz 107dBuV; 0.5 MHz to 10MHz; 107dBuV to 36dBuV; 10 to 30MHz 36dBuV to 30dBuV |
N/A | N/A |
目前，华检检测电子电气部已升级测试设备，抢先建立EN55035测试，可为音视频及IT与通信类产品提供专业快捷的EN55035测试与认证服务。