NEN EN 50065-7 : 2001
Current
The latest, up-to-date edition.
SIGNALLING ON LOW-VOLTAGE ELECTRICAL INSTALLATIONS IN THE FREQUENCY RANGE 3 KHZ TO 148,5 KHZ - PART 7: EQUIPMENT IMPEDANCE
01-12-2013
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
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.