Does a 15T68F, or any Resin Encapsulated Transformer, require a Weathershield for Nema 3R rating

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Issue:
WeatherShields for Transformers

Product Line:
Low Voltage Transformers

Environment:
Transformers installed Outdoors

Cause:
Ventilated Transformers require a WeatherShield to be rated NEMA 3R

Resolution:

No, resin units are rated for Nema 3R due to the construction of the enclosure