CSA C22.2 NO. 66.2:21:2021 Edition

$150.15

Low voltage transformers — Part 2: General purpose transformers

Published By	Publication Date	Number of Pages
CSA	2021	46

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Category: CSA

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Description

Preface

This is the harmonized CSA Group and UL standard for low voltage transformers. It is the second edition of CSA C22.2 No. 66.2 and the second edition of UL 5085-2. This edition of CSA C22.2 No. 66.2/UL 5085-2 supersedes the previous edition published on April, 2006.

Scope

1.1 As noted in Low Voltage Transformers – Part 1: General Requirements, UL 5085-1, or CSA C22.2 No. 66.1, Low Voltage Transformers – Part 1: General Requirements, the requirements of Part 2 cover:

a) Air-cooled transformers and reactors for general use;

b) Autotransformers;

c) Ferroresonant transformers;

d) Cord-connected transformers; and

e) Transformers incorporating overcurrent or over-temperature protective devices, transient voltage surge protectors, or capacitors.

1.7 These requirements do not cover Class 2 and Class 3 transformers (which are evaluated in Part 3).

1.8 Part 2 is intended to be used in conjunction with Part 1. The numbering of the clauses in Part 2 corresponds to the numbered clauses in Part 1. The requirements in Part 1 apply unless modified by Part 2.

Additional information