Low impedance and balanced output allow interference free performance even with long cable runs.
低阻抗平衡输出，让即使长电缆抗干扰性能运行。
2
The proper earthing of the shielded layer of cable in HV substation plays an important part in reducing electromagnetic interference to the microcomputer-based secondary facilities.
高压变电所内屏蔽电缆屏蔽层的正确接地，对降低外部电磁场对微机型二次设备的干扰水平，起着重要作用。
3
The major interference sources are secondary electric power supply, electric spark and cable, And then some methods of interference suppression are given.