AS/NZS 61558.1, IEC 61558-1, EN 61558-1, and Associated Part 2 Series of the Standards for the Following Transformer Types:
Part 2.1 Separating Transformers and Power Supplies Incorporating Separating Transformers for General Applications
Part 2.4 Isolating Transformers and Power Supply Units Incorporating Isolating Transformers
Part 2.6 Safety Isolating Transformers and Power Supply Units Incorporating Safety Isolating Transformers
Part 2.7 Transformers and Power Supplies for Toys
Part 2.16 Switch Mode Power Supply Units and Transformers for Switch Mode Power Supply Units;