1 Scope and object
2 Normative references
3 Definitions
4 Method of identifying terminals
5 Terminal marking for valve device stacks
and assemblies
5.1 Single and double way connections
5.1.1 General
5.1.2 Single way connections
5.1.3 Double way connections
5.1.4 Combination of connections
5.2 Bidirectional connections
5.2.1 Inseparable connections of pair of anti-parallel
arms
5.2.2 Combinations of pairs of anti-parallel arms
6 Marking of external main terminals of integrated
conversion equipment
6.1 A.C. terminals
6.1.1 Shingle-phase a.c. system
6.1.2 Three-phase a.c. system
6.1.3 A.C. conversion equipment with a.c. terminals
on supply and load side, for three-phase
systems
6.2 D.C. terminals
6.2.1 A.C./d.c. conversion equipment
6.2.2 Double conversion equipment with reversible
polarity of d.c terminals
6.2.3 D.C. conversion equipment with d.c. terminals
on the supply and load sides
6.2.4 Terminal for connection to mid-wire conductor
6.2.5 Conversion equipment with more than one
converter section with separate terminal sets on
supply and load side
6.2.6 Conversion equipment in which the external
main terminals are formed by the main terminals of
the assembly(ies) incorporated in the equipment
6.3 Marking of gate terminals
6.3.1 For thyristors
6.3.2 For power transistors
Figures