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Standard for Dry-Type General Purpose and Power Transformers

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Standard 1561, Edition 4 Edition Date: June 16, 2015
Summary of Topics s1561_4_sum.html

Summary of Topics

This revision of ANSI/UL 1561 incorporates the following change:

Addition of Overload Test Requirements for Class 240 Insulation Systems

Back to Standard 1561, Edition 4

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