Count on ABB safety switches for reliable performance in residential and light commercial applications. The TGN3322 is a rugged, reliable, and easy-to-install general duty safety switch designed for tough jobs..The ABB TGN3322 is a 60 Amp, 3-pole, 3-wire, non-fusible safety switch designed for indoor use with a NEMA 1 enclosure. It supports wire sizes from 12 to 2 AWG (Cu/Al) and has a voltage rating of 240 Vac. It is UL and cUL Listed and GSA Compliant.