产品电缆标志检测产品电缆标志-中析研究所检测

(CMA)

(CNAS)

(ISO)

(高新技术企业)

产品电缆标志检测范围

电缆样品：电力电缆, 通信电缆, 网络电缆, 控制电缆, 电缆终端, 屏蔽电缆, PVC电缆, XLPE电缆, 铜导线电缆, 铝电缆, 缆线束, 隧道电缆, 集束电缆, 光纤电缆, 地下电缆, 高温电缆, 防火电缆, 防爆电缆.

产品电缆标志检测项目

1. 电阻测量 2. 导电性测试 3. 绝缘电阻测试 4. 介质损耗测试 5. 开短路测试 6. 高压测试 7. 剥离强度测试 8. 温度老化测试 9. 弯曲测试 10. 拉伸测试 11. 弯曲疲劳测试 12. 抗拉强度测试 13. 耐冲击性能测试 14. 耐湿热性能测试 15. 耐火性能测试 16. 耐化学药品性能测试 17. 耐油性能测试 18. 耐气候性能测试 19. 耐辐射性能测试 20. 包层厚度测试

产品电缆标志检测方法

1. Visual inspection: Inspect the cable for any visible signs of damage, such as cuts, abrasions, or fraying. Check for proper cable marking and labeling to ensure correct identification.

2. Continuity test: Use a multimeter to check if there is continuity between the cable's conductors. Connect the multimeter probes to each end of the cable and verify that there is a complete electrical path with no breaks or interruptions.

3. Insulation resistance test: Measure the insulation resistance of the cable using a megohmmeter. Apply a high voltage to the cable and measure the resistance between the conductors and the cable sheath. Ensure that the insulation resistance meets the specified requirements.

4. Conductor resistance test: Measure the resistance of each conductor in the cable using a multimeter or a low resistance ohmmeter. Compare the measured values with the specified limits to ensure proper conductivity.

5. Dielectric strength test: Apply a high voltage to the cable and measure the voltage at which insulation breakdown occurs. This test ensures that the cable can withstand the specified voltage without failure.

6. Flexibility test: Subject the cable to bending and flexing movements to evaluate its flexibility and resistance to mechanical stress. Check for any damage or breakage during the test.

7. Fire resistance test: Expose the cable to a controlled flame and monitor its reaction to flames and heat. The cable should not propagate fire or emit excessive smoke and toxic gases.

8. Chemical resistance test: Expose the cable to various chemicals that it may encounter during its intended use. Check for any degradation or damage to the cable's insulation and sheath materials due to chemical exposure.

9. Vibration test: Subject the cable to vibration in different frequencies and amplitudes to assess its ability to withstand mechanical vibrations. Check for any loose connections, breaks, or damage during the test.

10. Temperature cycling test: Expose the cable to a series of temperature cycles between extreme high and low temperatures. Monitor the cable for any changes in performance, such as insulation cracking or conductor resistance variation.

产品电缆标志检测仪器

示例检测仪器：

1. 电缆测高仪, 2. 电缆电压表, 3. 电缆分支参数测量仪, 4. 电缆局部放电检测仪, 5. 电缆地理定位仪, 6. 电缆负载测试仪, 7. 电缆绝缘电阻测量仪, 8. 电缆接地电阻测试仪, 9. 电缆弯曲试验仪, 10. 电缆局部放电在线监测仪, 11. 电缆剥皮器, 12. 电缆传输损耗测试仪, 13. 电缆电阻通度测量仪, 14. 电缆振动检测仪, 15. 电缆温度计, 16. 电缆拉力计, 17. 电缆浸水试验仪, 18. 电缆松香测定仪, 19. 电缆测试箱, 20. 电缆长度测量仪