DIN EN 50065-4-6 : 2005

1 Scope
2 Normative references
3 Definitions
4 Classification
  4.1 Type 1 (standard type)
  4.2 Type 2 (low leakage type)
5 Requirements
  5.1 Marking
  5.2 Electrical characteristics at mains frequency
      5.2.1 Over voltage
      5.2.2 Immunity
      5.2.3 Mains frequency leakage current
  5.3 Electrical characteristics at signalling frequency
      5.3.1 Operating frequency range
      5.3.2 Transfer function
      5.3.3 Impedance
Annex A (normative) Special national conditions

Applies to phase couplers in a mains communication system for phase to neutral voltage not exceeding 250 V a.c. and a nominal current not exceeding 125 A, intended for household and similar fixed installation including residential, commercial and light industrial buildings.