NEMA Configurations for Plugs and Receptacles

Add Suffix "P" for Plugs and "R" for Receptacles



NEMA Configurations for Specific Purpose Plugs and Receptacles

MIDGET LOCKING
Description NEMA # 15 Amp 30 Amp 50 Amp
125V, 2 POLE, 2 WIRE ML1 ML1-15 NA NA
125V, 2 POLE, 3 WIRE Grounding ML2 ML2-15 NA NA
125/250V, 3 POLE, 3 WIRE ML3 ML3-15 NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
FSL Configurations
Description NEMA # 15 Amp 30 Amp 50 Amp
28V DC,
2 POLE, 3 WIRE Grounding
FSL1 NA FSL1-30 NA
120V, 400HZ,
2 POLE, 3 WIRE Grounding
FSL2 NA FSL2-30 NA
120V, 400 HZ, 3-PHASE
3 POLE, 4 WIRE Grounding
FSL3 NA FSL3-30 NA
120/208V, 3 Phase Y, 400 HZ
4 POLE, 5 WIRE Grounding
FSL4 NA FSL4-30 NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
Marine Ship-to-Shore
Description NEMA # 15 Amp 30 Amp 50 Amp
125V, 2 POLE, 3 WIRE Grounding SS1 NA NA SS1-50
125/250V, 3 POLE, 4 WIRE Grounding SS2 NA NA SS2-50
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
Travel Trailer
Description NEMA # 15 Amp 30 Amp 50 Amp
120V AC, 2 POLE, 3 WIRE Grounding TT NA TT-30 NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997

NEMA Configurations for Straight Blade Plugs and Receptacles

2-Pole 2-Wire
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125V 1 1-15 1-20 1-30 NA NA
250V 2 2-15 2-20 2-30 NA NA
277V AC 3 NA NA NA NA NA
600V 4 NA NA NA NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
2-Pole 3-Wire Grounding
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125V 5 5-15 5-20 5-30 5-50 NA
125V 5ALT NA 5ALT-20 NA NA NA
250V 6 6-15 6-20 6-30 6-50 NA
250V 6ALT NA 6ALT-20 NA NA NA
277V AC 7 7-15 7-20 7-30 7-50 NA
347V AC 24 24-15 24-20 24-30 24-50 NA
480V AC 8 NA NA NA NA NA
600V AC 9 NA NA NA NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
3-Pole 3-Wire
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125 / 250V 10 NA 10-20 10-30 10-50 NA
3 Phase 250V 11 11-15 11-20 11-30 11-50 NA
3 Phase 480V 12 NA NA NA NA NA
3 Phase 600V 13 NA NA NA NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
3-Pole 4-Wire Grounding
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125 / 250V 14 14-15 14-20 14-30 14-50 14-60
3 Phase 250V 15 15-15 15-20 15-30 15-50 15-60
3 Phase 480V 16 NA NA NA NA NA
3 Phase 600V 17 NA NA NA NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
4-Pole 4-Wire
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
3 Phase Y 120 / 208V 18 18-15 18-20 18-30 18-50 18-60
3 Phase Y 277 / 480V 19 NA NA NA NA NA
3 Phase Y 347 / 600V 20 NA NA NA NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
4-Pole 5-Wire Grounding
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
3 Phase Y 120 / 208V 21 NA NA NA NA NA
3 Phase Y 277 / 480V 22 NA NA NA NA NA
3 Phase Y 347 / 600V 23 NA NA NA NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997

NEMA Configurations for Locking Plugs and Receptacles

2-Pole 2-Wire
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125V 1 L1-15 NA NA NA NA
250V 2 NA L2-20 NA NA NA
277V AC 3 NA NA NA NA NA
600V 4 NA NA NA NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
2-Pole 3-Wire Grounding
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125V 5 L5-15 L5-20 L5-30 L5-50 L5-60
250V 6 L6-15 L6-20 L6-30 L6-50 L6-60
277V AC 7 L7-15 L7-20 L7-30 L7-50 L7-60
347V AC 24 NA L24-20 NA NA NA
480V AC 8 NA L8-20 L8-30 L8-50 L8-60
600V AC 9 NA L9-20 L9-30 L9-50 L9-60
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
3-Pole 3-Wire
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125 / 250V 10 NA L10-20 L10-30 NA NA
3 Phase 250V 11 L11-15 L11-20 L11-30 NA NA
3 Phase 480V 12 NA L12-20 L12-30 NA NA
3 Phase 600V 13 NA NA L13-30 NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
3-Pole 4-Wire Grounding
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
125 / 250V 14 NA L14-20 L14-30 L14-50 L14-60
3 Phase 250V 15 NA L15-20 L15-30 L15-50 L15-60
3 Phase 480V 16 NA L16-20 L16-30 L16-50 L16-60
3 Phase 600V 17 NA NA L17-30 L17-50 L17-60
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
4-Pole 4-Wire
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
3 Phase Y 120 / 208V 18 NA L18-20 L18-30 NA NA
3 Phase Y 277 / 480V 19 NA L19-20 L19-30 NA NA
3 Phase Y 347 / 600V 20 NA L20-20 L20-30 NA NA
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
4-Pole 5-Wire Grounding
Description NEMA # 15 Amp 20 Amp 30 Amp 50 Amp 60 Amp
3 Phase Y 120 / 208V 21 NA L21-20 L21-30 L21-50 L21-60
3 Phase Y 277 / 480V 22 NA L22-20 L22-30 L22-50 L22-60
3 Phase Y 347 / 600V 23 NA L23-20 L23-30 L23-50 L23-60
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997

NEMA Configurations for 20A/30A 3,4 and 5 Wire Locking Plugs and Receptacles

2-Pole 3-Wire Grounding
Description NEMA # 20 Amp 30 Amp
125V 5 L5-20 L5-30
250V 6 L6-20 L6-30
277V AC 7 L7-20 L7-30
347V AC 24 L24-20 NA
480V AC 8 L8-20 L8-30
600V AC 9 L9-20 L9-30
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
3-Pole 3-Wire
Description NEMA # 20 Amp 30 Amp
125 / 250V 10 L10-20 L10-30
3 Phase 250V 11 L11-20 L11-30
3 Phase 480V 12 L12-20 L12-30
3 Phase 600V 13 NA L13-30
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
3-Pole 4-Wire Grounding
Description NEMA # 20 Amp 30 Amp
125 / 250V 14 L14-20 L14-30
3 Phase 250V 15 L15-20 L15-30
3 Phase 480V 16 L16-20 L16-30
3 Phase 600V 17 NA L17-30
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
4-Pole 4-Wire
Description NEMA # 20 Amp 30 Amp
3 Phase Y 120 / 208V 18 L18-20 L18-30
3 Phase Y 277 / 480V 19 L19-20 L19-30
3 Phase Y 347 / 600V 20 L20-20 L20-30
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997
4-Pole 5-Wire Grounding
Description NEMA # 20 Amp 30 Amp
3 Phase Y 120 / 208V 21 L21-20 L21-30
3 Phase Y 277 / 480V 22 L22-20 L22-30
3 Phase Y 347 / 600V 23 L23-20 L23-30
NOTE: Blank Spaces Reserved for Future Configurations. Source~ NEMA WD6-1997