SECTION
20A Locking Devices
Hart-Lock
™
Complex Environment
Locking Devices
5.42"
(137.7mm)
4-Pole, 4-Wire Non-Grounding
20A, 3ØY 277/480V/AC
NEMA L19-20
Hart-Lock 3ØY Plugs & Connectors
A
Rating
V/AC NEMA
Description
Cord
Diameter
Color
Plug
Catalog No.
Connector
Catalog No.
20
2.49"
(63.2mm)
277/ L19-20 3ØY Watertight
480
3ØY Watertight
3ØY Severe Duty
0.36-0.84"
(9.1-21.3mm)
0.36-0.84"
(9.1-21.3mm)
Y
BK
L1920PW
L1920PWBK
L1920PY
L1920CW
L1920CWBK
L1920CY
•
•
•
L1920CW
3.10" (78.7mm)
1.88"
(47.8mm)
0.63-1.16"
Y & BK
(15.9-29.4mm)
Hart-Lock 3ØY Receptacles
A
4.60"
(116.8mm)
3.25"
(82.6mm)
Rating
V/AC NEMA
Description
Color
Single Receptacle
Catalog No.
20
277/ L19-20 3ØY Watertight
480
3ØY Watertight
Y
BK
L1920RW
L1920RWBK
•
•
L1920RW
Hart-Lock
™
Complex Environment
Locking Devices
Rating
V/AC NEMA
4-Pole, 4-Wire Non-Grounding
20A, 3ØY 347/600V/AC
NEMA L20-20
Hart-Lock 3ØY Plugs & Connectors
A
Description
Cord
Diameter
Color
Plug
Catalog No.
Connector
Catalog No.
20
347/ L20-20 3ØY Watertight
600
3ØY Watertight
3ØY Severe Duty
0.36-0.84"
(9.1-21.3mm)
0.36-0.84"
(9.1-21.3mm)
Y
BK
L2020PW
L2020PWBK
L2020PY
L2020CW
L2020CWBK
L2020CY
0.63-1.16"
Y & BK
(15.9-29.4mm)
Hart-Lock 3ØY Receptacles
A
Rating
V/AC NEMA
Description
Color
Single Receptacle
Catalog No.
20
347/ L20-20 3ØY Watertight
600
3ØY Watertight
Y
BK
L2020RW
L2020RWBK
Dimensional Information:
D-33
Specification Information:
Watertight Industrial Plugs &
Connectors: D-36
Watertight Industrial
Receptacles: D-37
Severe Duty Industrial
Plugs & Connectors: D-38
Color Information:
BK
(Black)
Colors: BK (Black), Y (Yellow)
Y
(Yellow)
Specifications and availability are subject to change without notice.
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D-26
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