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Needs thermal units for Class 2510 type M or T, can not determine if enclosure is considered to be large or small as thermal unit tables request.
2510 Type M & T
Products sold and used in the United States
An enclosure is considered small when it is a factory supplied enclosure, for example if the customer ordered an MCG3 indicating a NEMA 1 enclosure.
An enclosure is considered large when an open type is installed into a customer supplied enclosure such as a drive cabinet or a panelboard for example.