EN 60375:2003

FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Direction rules for current
   4.1 Physical direction of current
   4.2 Reference direction of current
   4.3 Indication of the reference direction for
        currents
   4.4 Kirchhoff law for nodes
5 Polarity rules
   5.1 Voltage
   5.2 Reference polarity for a pair of nodes
   5.3 Indication of the reference polarity
   5.4 Kirchhoff law for meshes
6 Conventions concerning two-terminal passive networks
   6.1 General conventions
   6.2 Resistive element
   6.3 Inductive element
   6.4 Capacitive element
   6.5 Non-ideal two-terminal circuit elements
7 Conventions for two-port networks
8 Conventions concerning sources
   8.1 Conventions concerning voltage sources
   8.2 Conventions concerning current sources
9 Conventions concerning magnetic circuits
   9.1 Magnetic flux
   9.2 Linked flux
   9.3 Conventions concerning mutual inductance
10 Complex notation
   10.1 Conventions concerning complex representation
        of sinusoidal quantities
   10.2 Reference direction of a complex current
   10.3 Reference polarity for a complex voltage
   10.4 Complex representation of Ohm's law
   10.5 Conventions concerning the graphical representation
        of phasors
   10.6 Conventions concerning phase differences
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications

Lays down rules for signs and reference directions and reference polarities for electric currents and voltages in electric networks, as well as for the corresponding quantities in magnetic circuits.