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What is the NEMA enclosure rating for a Non-Ventilated Low Voltage dry type Distribution Transformer that has a 220degC insulation system (not encapsulated)?

NEMA Rating of Transformer enclosures

Product Line:
LV Transformers

Applies to Low Voltage Transformers by SquareD/Schneider Electric

Transformer enclosures may have different NEMA ratings


SquareD/Schneider Electric`s Non-Ventilated low voltage dry type Distribution Transformer`s enclosures are NEMA 3R rated for indoor/outdoor use, and meet protection code IP55 (dust and jetting water protection) per IEC Standard 529.

CTA-ID : 2010082
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