W 1 PHASE, 3 WIRE, 120/240V ~ W CONVERTIBLE TO MAIN BREAKER W CONVERTIBLE TYPE N1 INDOOR ENCLOSURE H ANSI 61 GRAY POWDER COATED ENCLOSURE {(SEE CHART FOR TRIM/DOOR COLOR) . Catalog ENCLOSURE DIMS | Amps| Number|Number| Bus Bar | Bus Bar | Trim Catalog Numbers, Features and Ratings Number (inside) Max | Spaces | Circulate Material | Plating | Color 100K AIC MAX. RATED (SEE WIRING DIAGRAM FOR DETAILS) PN2040L1125C 1 21.00 | 14.25 | 3.86 | 125 2 40 Copper | None | Gray . @ PN2040L1125CW | 21.00 | 14.25 | 3.