Voltage Groups:
A = [Primary Voltage]: 200×440, 230×460, 240×480 [Secondary Voltage]: 110x115x120
G = [Primary Voltage]: 200x220x440, 208x230x460, 240×480 [Secondary Voltage]: 110x115x120
I = [Primary Voltage]: 380x400x415 [Secondary Voltage]: 110×220
K = [Primary Voltage]: 240×480 [Secondary Voltage]: 120×240
