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Nema Charts
NEMA Straight Blade Configurations Chart
NEMA Configurations for general-purpose nonlocking Plugs and Receptacles
| Wiring Voltage | 15 AMPERE | 20 AMPERE | 30 AMPERE | ||||
| Receptacle | Plug | Receptacle | Plug | Receptacle | Plug | ||
| 2-Pole 2-Wire | |||||||
|---|---|---|---|---|---|---|---|
| 125V | L1 |  L1-15R |
 L1-15P |
||||
| 250V | L2 |  L2-20R |
 L2-20P |
||||
| 277V AC | L3 | Reserved For Future Configurations | |||||
| 600V | L4 | Reserved For Future Configurations | |||||
| 2-Pole 3-Wire Grounding | |||||||
| 125V | L5 |  L5-15R |
 L5-15P |
 L5-20R |
 L5-20P |
 L5-30R |
 L5-30P |
| 250V | L6 |  L6-15R |
 L6-15P |
 L6-20R |
 L6-20P |
 L6-30R |
 L6-30P |
| 277V AC | L7 |  L7-15R |
 L7-15P |
 L7-20R |
 L7-20P |
 L7-30R |
 L7-30P |
| 347V AC | L24 |  L24-20R |
 L24-20P |
||||
| 480V AC | L8 |  L8-20R |
 L8-20P |
 L8-30R |
 L8-30P |
||
| 600V AC | L9 |  L9-20R |
 L9-20P |
 L9-30R |
 L9-30P |
||
| 3-Pole 3-Wire | |||||||
| 125/250V | L10 |  L10-20R |
 L10-20P |
 L10-30R |
 L10-30P |
||
| 3Ø 250V | L11 |  L11-15R |
 L11-15P |
 L11-20R |
 L11-20P |
 L11-30R |
 L1-30P |
| 3Ø 480V | L12 |  L12-20R |
 L12-20P |
 L12-30R |
 L12-30P |
||
| 3Ø 600V | L13 |  L13-30R |
 L13-30P |
||||
| 3-Pole 40Wire Grounding | |||||||
| 125/250V | L14 |  L14-20R |
 L14-20P |
 L14-30R |
 L14-30P |
||
| 3Ø 250V | L15 |  L15-20R |
 L15-20P |
 L15-30R |
 L15-30P |
||
| 3Ø 480V | L16 |  L16-20R |
 L16-20P |
 L16-30R |
 L16-30P |
||
| 3Ø 600V | L17 |  L17-30R |
 L17-30P |
||||
| 4-Pole 4-Wire | |||||||
| 3ØY 120/208V | L18 |  L18-20R |
 L18-20P |
 L18-30R |
 L18-30P |
||
| 3ØY 277/480V | L19 |  L19-20R |
 L19-20P |
 L19-30R |
 L19-30P |
||
| 3ØY 347/600V | L20 |  L20-20R |
 L20-20P |
 L20-30R |
 L20-30P |
||
| 4-Pole 5-Wire Grounding | |||||||
| 3ØY 120/208V | L21 |  L21-20R |
 L21-20P |
 L21-30R |
 L21-30P |
||
| 3ØY 277/480V | L22 |  L22-20R |
 L22-20P |
 L22-30R |
 L22-30P |
||
| 3ØY 347/600v | L23 |  L23-20R |
 L23-20P |
 L23-30R |
 L23-30P |
||
| Voltage | 15 Ampere | 20 Ampere | 30 Ampere | 50 Ampere | 60 Ampere | ||||||
| Receptacle | Plug | Receptacle | Plug | Receptacle | Plug | Receptacle | Plug | Receptacle | Plug | ||
| 2 Pole 2 Wire | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 125V | 1 |  1-15R |
 1-15P |
||||||||
| 250V | 2 |  2-15P |
 2-20R |
 2-20P |
 2-30R |
 2-30P |
|||||
| 277V AC | 3 | Reserved For Future Configurations | |||||||||
| 600V | 4 | Reserved For Future Configurations | |||||||||
| 2 Pole 3 Wire Grounding | |||||||||||
| 125V | 5 |  5-15R |
 5-15P |
 5-20R |
 5-20P |
 5-30R |
 5-30P |
 5-50R |
 5-50P |
||
| 250V | 6 |  6-15R |
 6-15P |
 6-20R |
 6-20P |
 6-30R |
 6-30P |
 6-50R |
 6-50P |
||
| 277V AC | 7 |  7-15R |
 7-15P |
 7-20R |
 7-20P |
 7-30R |
 7-30P |
 7-50R |
 7-50P |
||
| 347V AC | 24 |  24-15R |
 24-15P |
 24-20R |
 24-20P |
 24-30R |
 24-30P |
 24-50R |
 24-50P |
||
| 480V AC | 8 | Reserved For Future Configurations | |||||||||
| 600V | 9 | Reserved For Future Configurations | |||||||||
| 3 Pole 3 Wire | |||||||||||
| 125/250V | 10 |  10-20R |
 10-20P |
 10-30R |
 10-30P |
 10-50R |
 10-50P |
||||
| 3Ø 250V | 11 |  11-15R |
 11-15P |
 11-20R |
 11-20P |
 11-30R |
 11-30P |
 11-50R |
 11-50P |
||
| 3Ø 480V | 12 | Reserved For Future Configurations | |||||||||
| 3Ø 600V | 13 | Reserved For Future Configurations | |||||||||
| 3 pole 4 Wire Grounding | |||||||||||
| 125/250V | 14 |  14-15R |
 14-15P |
 14-20R |
 14-20P |
 14-30R |
 14-30P |
 14-50R |
 14-50P |
 14-60R |
 14-60P |
| 3Ø 250V | 15 |  15-15R |
 15-15P |
 15-20R |
 15-20P |
 15-30R |
 15-30P |
 15-50R |
 15-50P |
 15-60R |
 15-60P |
| 3Ø 480V | 16 | Reserved For Future Configurations | |||||||||
| 3Ø 600V | 17 | Reserved For Future Configurations | |||||||||
| 4 Pole 4 Wire | |||||||||||
| 3ØY 120/208V |
18 |  18-15R |
 18-15P |
 18-20R |
 18-20P |
 18-30R |
 18-30P |
 18-50R |
 18-50P |
 18-60R |
 18-60P |
| 3ØY 277/480V |
19 | Reserved For Future Configurations | |||||||||
| 3ØY 347/600V |
20 | Reserved For Future Configurations | |||||||||
| 4 Pole 5 Wire Grounding | |||||||||||
| 3ØY 120/208V |
21 | Reserved For Future Configurations | |||||||||
| 3ØY 277/480V |
22 | Reserved For Future Configurations | |||||||||
| 3ØY 347/600V |
23 | Reserved For Future Configurations | |||||||||