NEN 10617-6 : 1996

Gives symbols on winding interconnections (separate windings; internally connected windings), machines (elements of machines; types of machines; example of d.c. machines; examples of a.c. commutator machines; examples of synchronous machines; examples of induction type (asynchronous machines), transformers and reactors (general symbols; examples of transformers with separate windings; example of auto-transformers; examples of induction regulators; examples of measuring transformers and pulse transformers), power converters (block symbols for power converters), primary cells and accumulators, power generators (general symbol; heat sources; examples of power generators), and older symbols for transductors and magnet amplifiers (symbol elements and block symbols; examples of transductors).