... than 660VAC, and may transfer with load. The ATS rated current series is40A, 63A, 80A,125A, 160A, 250A, 400A, 630A, 800A,1000A ... Load used “V” tape design. The “M” type used UNICOIL direct current supply pulse operation, to avoid magnetic coil under long Operations ... live line work.” N” and “T” type used 2 coil direct current supply pulse operation. The power switching in controller Main power ...