UL announces the withdrawal of the Fourth Edition of the Standard for Class 2 and Class 3 Transformers, UL 1585, and replacement with the First Edition of the Standard for Low Voltage Transformers - Part 1: General Requirements, UL 5085-1, and the First Edition of the Standard for Low Voltage Transformers - Part 3: Class 2 and Class 3 Transformers, UL 5085-3.