Locking Style NEMA Configurations

Voltage NEMA #15 Ampere 20 Ampere 30 Ampere

Receptacle/Plug Receptacle/Plug Receptacle/Plug

2-Po

le 3

-Wire

Gro

undi

ng

125V L5 G

W

L5-15R

G

W

L5-15P

G

W

L5-20R

G

W

L5-20P

GW

L5-30R

GW

L5-30P

250V L6Y

X

G

L6-15R

Y

X

G

L6-15P

Y

X

G

L6-20R

Y

X

G

L6-20P

Y

X

G

L6-30R

Y

X

G

L6-30P

277V L7 G

W

L7-15R

G

W

L7-15P

G

W

L7-20R

G

W

L7-20P

G

W

L7-30R

G

W

L7-30P

480V L8Y

X

G

L8-20R

Y

X

G

L8-20P

Y

X

G

L8-30R

Y

X

G

L8-30P

600V L9 Y

X

G

L9-20R

Y

X

G

L9-20P

Y

X

G

L9-30R

Y

X

G

L9-30P

3-Po

le 4

-Wire

Gro

undi

ng

125/250V L14L14-20R

WY

X

G

L14-20P

WY

X

G

L14-30R

WY

X

G

L14-30P

WY

X

G

3ø 250V L15L15-20R

Z

Y

X

G

L15-20PZ

Y

X

GZ

L15-30R

Y

XG

Z

L15-30P

Y

XG

3ø 480V L16L16-20R

ZY

X

G

L16-20P

ZY

X

GZ

L16-30R

Y

XG

Z

L16-30P

Y

X G

3ø 600V L17 Z

L17-30R

Y

XG

Z

L17-30P

Y

X G

4-Po

le 5

-Wire

Gr

ound

ing 3øY 120/208V L21 G Y

Z

XW

L21-20R

GYZ

X W

L21-20P

ZG Y

XW

L21-30R

ZGY

X W

L21-30P

3øY 277/480V L22 G YZ

XW

L22-20R

GYZ

X W

L22-20P

ZG Y

XW

L22-30R

ZGY

X W

L22-30P

Wiring Devices - NEMA Configuration Chart

Straight-Blade Style NEMA Configurations

Voltage NEMA #15 Ampere 20 Ampere 30 Ampere

Receptacle/Plug Receptacle/Plug Receptacle/Plug

2-Po

le 3

-Wire

Gr

ound

ing 125V 5

G

W

G

W

5-15R 5-15P

G

W

5-20R

G

W

5-20P

G

W

5-30R

G

W

5-30P

250V 6G G

6-15R 6-15P

G

6-20R

G

6-20P

G

6-30R

G

6-30P

Note: Please see Appendix for 1.) Mechanical and electrical properties of material data2.) Chemical resistance of material3.) Table III Hp rating chart

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