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NEMA Plug & Receptacle Configurations Reference Chart (Locking)

Information courtesy Ericson Manufacturing Company

Plug:	Connector:	Receptacle:	Inlet:	Outlet:	Cord:

	15 Amp	20 Amp	30 Amp	50 Amp	60 Amp
2-Pole, 2-Wire
125 Volt	NEMA L1-15	Not Available	Not Available	Not Available	Not Available
	Plug
	Connector
	Receptacles
	Inlet
	Outlet
	Cords (L1-15P)
250 Volt	Not Available	NEMA L2-20	Not Available	Not Available	Not Available
		Plug
		Connector
		Receptacle
		Inlet
		Outlet
		Cords (L2-20P)
277 Volt AC	Not Available	Not Available	Not Available	Not Available	Not Available
600 Volt	Not Available	Not Available	Not Available	Not Available	Not Available

Plug:	Connector:	Receptacle:	Inlet:	Outlet:	Cord:

	15 Amp	20 Amp	30 Amp	50 Amp	60 Amp
2-Pole, 3-Wire Grounding
125 Volt	NEMA L5-15	NEMA L5-20	NEMA L5-30	NEMA L5-50	NEMA L5-60
	Plug	Plug	Plug	Not Available	Not Available
	Connector	Connector	Connector
	Receptacle	Receptacle	Receptacle
	Inlet	Inlet	Inlet
	Outlet	Outlet	Outlet
	Cords (L5-15P)	Cords (L5-20P)	Cords (L5-30P)
250 Volt	NEMA L6-15	NEMA L6-20	NEMA L6-30	NEMA L6-50	NEMA L6-60
	Plug	Plug	Plug	Not Available	Not Available
	Connector	Connector	Connector
	Receptacle	Receptacle	Receptacle
	Inlet	Inlet	Inlet
	Outlet	Outlet	Outlet
	Cords (L6-15P)	Cords (L6-20P)	Cords (L6-30P)
277 Volt AC	NEMA L7-15	NEMA L7-20	NEMA L7-30	NEMA L7-50	NEMA L7-60
	Plug	Plug	Plug	Not Available	Not Available
	Connector	Connector	Connector
	Receptacle	Receptacle	Receptacle
	Inlet	Inlet	Inlet
	Outlet	Outlet	Outlet
	Cords (L7-15P)	Cords (L7-20P)	Cords (L7-30P)
347 Volt AC	Not Available	NEMA L24-20	Not Available	Not Available	Not Available
		Plug
		Connector
		Receptacle
		Inlet
		Outlet
		Cords (L24-20P)
480 Volt AC	Not Available	NEMA L8-20	NEMA L8-30	NEMA L8-50	NEMA L8-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L8-20P)	Cords (L8-30P)
600 Volt AC	Not Available	NEMA L9-20	NEMA L9-30	NEMA L9-50	NEMA L9-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L9-20P)	Cords (L9-30P)

Plug:	Connector:	Receptacle:	Inlet:	Outlet:	Cord:

	15 Amp	20 Amp	30 Amp	50 Amp	60 Amp
3-Pole, 3-Wire
125/250 Volt	Not Available	NEMA L10-20	NEMA L10-30	Not Available	Not Available
125/250 Volt	Not Available	Not Available	Not Available	Not Available	Not Available
3Ø 250 Volt	NEMA L11-15	NEMA L11-20	NEMA L11-30	Not Available	Not Available
3Ø 250 Volt	Not Available	Not Available	Not Available	Not Available	Not Available
3Ø 480 Volt	Not Available	NEMA L12-20	NEMA L12-30	Not Available	Not Available
3Ø 480 Volt	Not Available	Not Available	Not Available	Not Available	Not Available
3Ø 600 Volt	Not Available	Not Available	NEMA L13-30	Not Available	Not Available
3Ø 600 Volt	Not Available	Not Available	Not Available	Not Available	Not Available

Plug:	Connector:	Receptacle:	Inlet:	Outlet:	Cord:

	15 Amp	20 Amp	30 Amp	50 Amp	60 Amp
3-Pole, 4-Wire Grounding
125/250 Volt	Not Available	NEMA L14-20	NEMA L14-30	NEMA L14-50	NEMA L14-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L14-20P)	Cords (L14-30P)
3Ø 250 Volt	Not Available	NEMA L15-20	NEMA L15-30	NEMA L15-50	NEMA L15-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L15-20P)	Cords (L15-30P)
3Ø 480 Volt	Not Available	NEMA L16-20	NEMA L16-30	NEMA L16-50	NEMA L16-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L16-20P)	Cords (L16-30P)
3Ø 600 Volt	Not Available	Not Available	NEMA L17-30	NEMA L17-50	NEMA L17-60
			Plug	Not Available	Not Available
			Connector
			Receptacle
			Inlet
			Outlet
			Cords (L17-30P)

Plug:	Connector:	Receptacle:	Inlet:	Outlet:	Cord:

	15 Amp	20 Amp	30 Amp	50 Amp	60 Amp
4-Pole, 4-Wire
3Ø Y 120/208 Volt	Not Available	NEMA L18-20	NEMA L18-30	Not Available	Not Available
		Plug	Plug
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L18-20P)	Cords (L18-30P)
3Ø Y 277/480 Volt	Not Available	NEMA L19-20	NEMA L19-30	Not Available	Not Available
		Plug	Plug
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L19-20P)	Cords (L19-30P)
3Ø Y 347/600 Volt	Not Available	NEMA L20-20	NEMA L20-30	Not Available	Not Available
		Plug	Plug
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L20-20P)	Cords (L20-30P)

Plug:	Connector:	Receptacle:	Inlet:	Outlet:	Cord:

	15 Amp	20 Amp	30 Amp	50 Amp	60 Amp
4-Pole, 5-Wire Grounding
3Ø Y 120/208 Volt	Not Available	NEMA L21-20	NEMA L21-30	NEMA L21-50	NEMA L21-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L21-20P)	Cords (L21-30P)
3Ø Y 277/480 Volt	Not Available	NEMA L22-20	NEMA L22-30	NEMA L22-50	NEMA L22-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L22-20P)	Cords (L22-30P)
3Ø Y 347/600 Volt	Not Available	NEMA L23-20	NEMA L23-30	NEMA L23-50	NEMA L23-60
		Plug	Plug	Not Available	Not Available
		Connector	Connector
		Receptacle	Receptacle
		Inlet	Inlet
		Outlet	Outlet
		Cords (L23-20P)	Cords (L23-30P)