SIGNALLING ON LOW-VOLTAGE ELECTRICAL INSTALLATIONS IN THE FREQUENCY RANGE 3 KHZ TO 148,5 KHZ - PART 7: EQUIPMENT IMPEDANCE

Available format(s)

Hardcopy

Language(s)

German

Published date

01-06-2002

Publisher

Verband Deutscher Elektrotechniker

Introduction
1 Scope
2 Normative references
3 Definitions
4 Requirements
5 Test method
  5.1 General
  5.2 Test conditions
  5.3 Impedance analyser measuring method
  5.4 Voltage ratio method
Annex A (informative) Signalling on low voltage electrical
        installations in the frequency range 3 kHz to
        148,5 kHz, potential problems
Annex B (informative) Minimum value of the equipment impedance
        B.1 Consumer's network impedance
        B.2 Type 1 & 2 equipment impedance versus environment
        B.3 Minimum value of the equipment impedance
Annex C (informative) Impedance measurement method with impedance
        analyser
        C.1 Theory
        C.2 Practice
Annex D (informative) Analysis of voltage ratio method for impedance
        measurement
        D.1 Introduction
        D.2 Principle of the voltage ratio method
        D.3 Measuring notes

Applies to electrical equipment excluding decoupling filters, using signals in the frequency range 3 kHz for data transmission on low voltage electrical networks either on the public supply network or within installations in consumers' premises.

DocumentType	Standard
Pages	0
PublisherName	Verband Deutscher Elektrotechniker
Status	Current

Standards	Relationship
NF EN 50065-7 : 2002	Identical
NBN EN 50065-7 : 2002	Identical
NEN EN 50065-7 : 2001	Identical
I.S. EN 50065-7:2002	Identical
SN EN 50065-7 : 2001	Identical
VDE 0808-7 : 2002	Identical
UNE-EN 50065-7:2002	Identical
EN 50065-7:2001	Identical
BS EN 50065-7:2001	Identical