Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz
Part 4-3: Low voltage decoupling filter – Incoming filter;
German and English version prEN 50065-4-3:2021 Class/Status:
Released: 2021 -09 Published:
VDE Art. No.: 1800650
End of objection deadline:
This document applies to incoming filters used to control the coupling of signals between the utility area and the consumer area, as illustrated in Figure 1. The document defines: - the minimum impedance in the relevant frequency band(s) at both utility port and consumer port - the minimum attenuation of unwanted signals transmitted from the utility side to the consumer side and vice versa. This document applies to incoming filters designed for single or multiphase installations.
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