Locking NEMA Chart Plug
| 15 AMPERE | 20 AMPERE | 30 AMPERE | ||||
| Receptacle | Plug | Receptacle | Plug | Receptacle | Plug | |
| 2 POLE, 2 WIRE NON-GROUNDING | ||||||
|---|---|---|---|---|---|---|
| 125V | L1-15R |
L1-15P |
||||
| 250V | L2-20R |
L2-20P |
||||
| 2 POLE, 3 WIRE GROUNDING | ||||||
| 125V | L5-15R |
L5-15P |
L5-20R |
L5-20P |
L5-30R |
L5-30P |
| 250V | L6-15R |
L6-15P |
L6-20R |
L6-20P |
L6-30R |
L6-30P |
| 277VAC | L7-15R |
L7-15P |
L7-20R |
L7-20P |
L7-30R |
L7-30P |
| 347VAC | L24-20R |
L24-20P |
||||
| 480VAC | L8-20R |
L8-20P |
L8-30R |
L8-30P |
||
| 600VAC | L9-20R |
L9-20P |
L9-30R |
L9-30P |
||
| 3 POLE, 3 WIRE NON-GROUNDING | ||||||
| 125/250V | L10-20R |
L10-20P |
L10-30R |
L10-30P |
||
| 3ø250V | L11-20R |
L11-20P |
L11-30R |
L11-30P |
||
| 3ø480V | L12-20R |
L12-20P |
L12-30R |
L12-30P |
||
| 3ø600V | L13-30R |
L13-30P |
||||
| 3 POLE, 4 WIRE GROUNDING | ||||||
| 125/250V | L14-20R |
L14-20P |
L14-30R |
L14-30P |
||
| 3ø250V | L15-20R |
L15-20P |
L15-30R |
L15-30P |
||
| 3ø480V | L16-20R |
L16-20P |
L16-30R |
L16-30P |
||
| 3ø600V | L17-30R |
L17-30P |
||||
| 4 POLE, 4 WIRE NON-GROUNDING | ||||||
| 3øY 120/208V |
L18-20R |
L18-20P |
L18-30R |
L18-30P |
||
| 3øY 277/480V |
L19-20R |
L19-20P |
L19-30R |
L19-30P |
||
| 3øY 347/600V |
L20-20R |
L20-20P |
L20-30R |
L20-30P |
||
| 4 POLE, 5 WIRE GROUNDING | ||||||
| 3øY 120/208V |
L21-20R |
L21-20P |
L21-30R |
L21-30P |
||
| 3øY 277/480V |
L22-20R |
L22-20P |
L22-30R |
L22-30P |
||
| 3øY 347/600V |
L23-20R |
L23-20P |
L23-30R |
L23-30P |
||
