Voltage
15 Ampere
20 Ampere
30 Ampere
Receptacle/Plug
2 Pole 3 Wire Grounding
125V
250V
277V AC
480V AC
600V AC
3 Pole 3 Wire
125/250V
3Ø 250V
3Ø 480V
3Ø 600V
3 pole 4 Wire Grounding
4 Pole 4 Wire
3Ø Y 120/208V
3Ø Y 277/480V
3Ø Y 347/600V
4 Pole 5 Wire Grounding