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NEMA Plug Chart

  15 AMPERE 20 AMPERE 30 AMPERE 50 AMPERE 60 AMPERE
Receptacle Plug Receptacle Plug Receptacle Plug Receptacle Plug Receptacle Plug
2 POLE, 2 WIRE NON-GROUNDING
125 V 1-15R                  
250V       2-20P            
2 POLE, 3 WIRE GROUNDING
125V 5-15R 5-15P 5-20R 5-20P 5-30P 5-30P   5-50P    
250V 6-15R 6-15P 6-20R 6-20P 6-30R 6-30P 6-50R 6-50P    
277VAC 7-15R 7-15P 7-20R 7-20P   7-30P   7-50P    
3 POLE, 3 WIRE NON-GROUNDING
125/250V     10-20R 10-20P 10-30R 10-30P 10-50R 10-50P    
3 POLE, 4 WIRE GROUNDING
125/250V     14-20R 14-20P 14-30R 14-30P 14-50R 14-50P   14-60P
3ø250V       15-20P 15-30R 15-30P 15-50R 15-50P 15-60R 15-60P
4 POLE, 4 WIRE NON-GROUNDING
3øY
120/208V
      18-20R 18-20P       18-60R 18-60P