Issue:
Transformer lugs are rated for certain temperatures and conductor types

Product Line:
LV Transformers

Environment:
Applies to Transformer lugs by SquareD/Schneider Electric

Cause:
Conductor temperature tables can be found on NEC table 310.16

Resolution:

The lugs must be UL listed for AL9CU (suitable for aluminum and copper 90degC conductors). The conductors must be rated for 90degC, with the ampacity used from the 75degC column of the appropriate NEC table.

Publicado para: Schneider Electric Mexico