DS EN 50065-7:2002
DS EN 50065-7:2002 Signaling On Low-Voltage Electrical Installations In The Frequency Range 3 Khz To 148,5 Khz - Part 7: Equipment Impedance Pertains to electrical equipment, excluding decoupling filters, using signals in the frequency range 3 kHz to 148,5 kHz for data transmission on low voltage electrical networks, either on the public s