宁波煊华电器有限公司

NEMA Locking

NEMA CONFIGURATIONS FOR LOCKING PLUGS AND RECEPTACLES
DESCRIPTION NEMA
NUMBER		 15 AMPERE 20 AMPERE 30 AMPERE 50 AMPERE 60 AMPERE
RECEPTACLE PLUG RECEPTACLE PLUG RECEPTACLE PLUG RECEPTACLE PLUG RECEPTACLE PLUG
2-POLE
3-WIRE
GROUNDING		 125V 5 L5-15R L5-15P L5-20R L5-20P L5-30R L5-30P L5-50R L5-50P L5-60R L5-60P
250V 6 L6-15R L6-15P L6-20R L6-20P L6-30R L6-30P L6-50R L6-50P L6-60R L6-60R
277V AC 7 L7-15R L7-15P L7-20R L7-20P L7-30R L7-30P L7-50R L7-50P L7-60R L7-60P
347V AC 24 L24-20R L24-20P
480V AC 8 L8-20R L8-20P L8-30R L8-30P L8-50R L8-50P L8-60R L8-60P
3-POLE
4-WIRE
GROUNDING		 125/250V 14 L14-20R L14-20P L14-30R L14-30P L14-50R L14-50P L14-60R L14-60P
3Φ 250V 15 L15-20R L15-20P L15-30R L15-30P L15-50R L15-50P L15-60R L15-60P
3Φ 480V 16 L16-20R L16-20P L16-30R L16-30P L16-50R L16-50P L16-60R L16-60P
4-POLE
4-WIRE		 3Φ Y 125/208V 18 L18-20R L18-20P L18-30R L18-30P
3Φ Y 277/480V 19 L19-20R L19-20P L19-30R L19-30P
3Φ Y 347/600V 20 L20-20R L20-20P L20-30R L20-30P
4-POLE
5-WIRE
GROUNDING		 3Φ Y 120/208V 21 L21-20R L21-20P L21-30R L21-30P L21-50R L21-50P L21-60R L21-60P
3Φ Y 277/480V 22 L22-20R L22-20P L22-30R L22-30P L22-50R L22-50P L22-60R L22-60P
3Φ Y 347/600V 23 L23-20R L23-20P L23-30R L23-30P L23-50R L23-50P L23-60R L23-60P
MARINE
SHIP-TO-SHORE		 125V SS1 SS1-50R SS1-50P
125/250V SS2 SS2-50R SS2-50P
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