SPECIFIER PRODUCT INFORMATION
INDUSTRIAL SPECIFICATION GRADE
30 AMP LOCKING DEVICES
APPLICATION
In accordance with the NEC, the devices listed herein are suitable for use in all 30 Amp applications in industrial, commercial and
institutional installations where the accidental disconnection of power cannot be tolerated, and where extended electrical and
mechanical life combined with a requirement for resistance to impact, abrasion, solvents, oils, greases and acids is necessary.
30 Amp, 125V
2-pole, 3-wire grounding
Cat. No.
NEMA
L5-30
30 Amp, 480V AC
2-pole, 3-wire grounding
NEMA
L8-30
Description
Cat. No.
2610∆
Single flush receptacle
2640∆
Single flush receptacle
2610-IG∆
Same, Isolated Ground
2640-IG∆
Same, Isolated Ground
2611
Locking plug, black nylon body
2641
Locking plug, black nylon body
2611-CY
Locking plug, yellow nylon body
2643
Locking connector, black nylon body
2613
Locking connector, black nylon body
2645
Locking flanged inlet
2613-CY
Locking connector, yellow nylon body
2646
Locking flanged outlet
2615
Locking flanged inlet
2616
Locking flanged outlet
30 Amp, 250V
2-pole, 3-wire grounding
2620∆
Single flush receptacle
2620-IG∆
Same, Isolated Ground
2621
Locking plug, black nylon body
2621-CY
Locking plug, yellow nylon body
C2623
Locking connector, black nylon body
C2623-CY
Locking connector, yellow nylon body
2625F
Locking flanged inlet
2626F
Locking flanged outlet
30 Amp, 277V AC
2-pole, 3-wire grounding
Description
30 Amp, 600V AC
2-pole, 3-wire grounding
NEMA
L6-30
L9-30
2650-A∆
Single flush receptacle
2650-IG∆
Same, Isolated Ground
C2651
Locking plug, black nylon body
C2653
Locking connector, black nylon body
2655
Locking flanged inlet
2656
Locking flanged outlet
30 Amp, 125/250V
3-pole, 3-wire non-grounding
NEMA
L7-30
NEMA
W
Y
X
2660-A∆
Single flush receptacle*
2661
Locking plug, black nylon body*
2663
Locking connector, black nylon body*
Locking flanged inlet*
Locking flanged outlet*
2630∆
Single flush receptacle
2665
2630-IG∆
Same, Isolated Ground
2666
2631
Locking plug, black nylon body
2633
Locking connector, black nylon body
2635
Locking flanged inlet
2636
Locking flanged outlet
W
X
Y
NEMA
L10-30
SPECIFIER PRODUCT INFORMATION
30 Amp, 3Ø 250V,
3-pole, 3-wire non-grounding
NEMA
L11-30
30 Amp, 3ØY 120/208V
4-pole, 4-wire non-grounding
Cat. No.
Description
Cat. No.
Description
2670∆
Single flush receptacle*
2750∆
Single flush receptacle*
2671
Locking plug, black nylon body*
2751
Locking plug, black nylon body*
2673
Locking connector, black nylon body*
2753
Locking connector, black nylon body*
2675
Locking flanged inlet*
2676
Locking flanged outlet*
2755
Locking flanged inlet*
2756
Locking flanged outlet*
30 Amp, 3Ø 480V,
3-pole, 3-wire non-grounding
NEMA
L12-30
30 Amp, 3ØY 277/480V
4-pole, 4-wire non-grounding
2680∆
Single flush receptacle*
2681
Locking plug, black nylon body*
2760∆
Single flush receptacle*
2683
Locking connector, black nylon body*
2761
Locking plug, black nylon body*
2685
Locking flanged inlet*
2763
Locking connector, black nylon body*
2686
Locking flanged outlet*
2765
Locking flanged inlet*
2766
Locking flanged outlet*
30 Amp, 3ØY 600V,
3-pole, 4-wire non-grounding
R
NEMA
L13-30
2690∆
Single flush receptacle*
30 Amp, 3ØY 347/600V
4-pole, 4-wire non-grounding
2691
Locking plug, black nylon body*
2770∆
Single flush receptacle*
2693
Locking connector, black nylon body*
2771
Locking plug, black nylon body*
2695
Locking flanged inlet*
2773
Locking connector, black nylon body*
2696
Locking flanged outlet*
2775
Locking flanged inlet*
2776
Locking flanged outlet*
30 Amp, 125/250V,
3-pole, 4-wire grounding
2710∆
Single flush receptacle
2710-IG∆
Same, Isolated Ground
2711
Locking plug, black nylon body
NEMA
L14-30
30 Amp, 3ØY 120/208V
4-pole, 5-wire grounding
2810∆
Single flush receptacle
2810-IG∆
Same, Isolated Ground
2711-CY
Locking plug, yellow nylon body
2713
Locking connector, black nylon body
2811
Locking plug, black nylon body
2713-CY
Locking connector, yellow nylon body
2813
Locking connector, black nylon body
2715
Locking flanged inlet
2815
Locking flanged inlet
2716
Locking flanged outlet
2816
Locking flanged outlet
30 Amp, 3Ø 250V,
3-pole, 4-wire grounding
NEMA
L15-30
30 Amp, 3ØY 277/480V
4-pole, 5-wire grounding
2720∆
Single flush receptacle
2820∆
Single flush receptacle
2720-IG∆
Same, Isolated Ground
2820-IG∆
Same, Isolated Ground
2721
Locking plug, black nylon body
2821
Locking plug, black nylon body
2723
Locking connector, black nylon body
2823
Locking connector, black nylon body
2725
Locking flanged inlet
2726
Locking flanged outlet
2825
Locking flanged inlet
2826
Locking flanged outlet
30 Amp, 3Ø 480V,
3-pole, 4-wire grounding
NEMA
L16-30
30 Amp, 3ØY 347/600V
4-pole, 5-wire grounding
2730∆
Single flush receptacle
2730-IG∆
Same, Isolated Ground
2830
2731
Locking plug, black nylon body
2830-IG∆
Same, Isolated Ground
2733
Locking connector, black nylon body
2831
Locking plug, black nylon body
2735
Locking flanged inlet
2833
Locking connector, black nylon body
2736
Locking flanged outlet
2845
Locking flanged inlet
2846
Locking flanged outlet
30 Amp, 3Ø 600V,
4-pole, 5-wire grounding
2740
Single flush receptacle
2741
Locking plug, black nylon body
2743
Locking connector, black nylon body
2745
Locking flanged inlet
2746
Locking flanged outlet
NEMA
L17-30
Single flush receptacle
NEMA
L18-30
NEMA
L19-30
NEMA
L20-30
NEMA
L21-30
NEMA
L22-30
NEMA
L23-30
SPECIFIER PRODUCT INFORMATION
30 Amp, 125/250V, 3-pole, 3-wire
Non-grounding Non-NEMA ‡
30 Amp, 3ØY 120/208V, 4-pole, 4-wire
Non-grounding Non-NEMA ‡
Cat. No.
Description
Cat. No.
Description
3330
Single flush receptacle*
3430
Single flush receptacle*
3331-C
Locking plug, black nylon body*
3431-C
Locking plug*
3333-C
Locking connector, black nylon body*
3433-C
Locking connector*
3334-C
Locking flanged inlet*
3434-C
Locking flanged inlet*
3335-C
Locking flanged outlet*
3435-C
Locking flanged outlet*
*These devices are not CSA certified.
∆ Uses stainless steel wallplate, Cat No. 84020-40
‡ Effective July 1, 1981, rating for non-grounding versions was changed from 30A-250V AC/DC, 10A-600V AC to comply with UL requirements.
Add (-G) for grounding devices: (-G) devices are rated 30A-250V AC/DC, 30A-600V A C and are no longer UL Listed -- for replacement use only.
Boots for 3-wire 30A Nylon Locking Plugs and Connectors
Cat. No.
Description
6031
3-wire TPE locking plug boot, black
6031-Y
Same, high visibility yellow TPE
6032
3-wire TPE locking connector boot, black
6032-Y
Same, high-visibility yellow TPE
Boots for 4-wire & 5-wire 30A Nylon Locking Plugs
and Connectors
6033
Typical Specification - Locking Receptacles
• Ratings for Leviton Industrial Specification
Grade 30 Amp Locking Receptacles are
as scheduled on plan
• Listed by Underwriters Laboratories, Inc.
• Verified by UL to meet Federal
Specification W-C-596
• Super-strong nylon bodies
• IG locking receptacles have Isolated
Ground orange covers
• NEMA configuration where applicable and
rating are clearly marked on face of each
device
• Backed by Leviton's Limited Ten-Year
Warranty
Features - Locking Receptacles
• Double-wipe copper alloy power contacts
for maximum conductivity and durability in
rough-duty environments
• Terminal clamps and screws are copper
alloy; screws are color-coded for polarity
identification
• Grounding receptacles have a green
hexagonal grounding screw
• Two deep wire wells at each terminal
(except ground) allow easy feed-through
wiring, prevent bare wire exposure, and
accept up to No.10 copper or copper-clad
wire
• Molded-in strip gauge provides proper
conductor exposure length for correct
gripping by clamp to prevent any exposure
of bare conductor outside wire well
• Front covers and bodies are black nylon
• Heavy gauge mounting strap fastened on
both front and back covers
• Heavy duty steel captive mounting screws
speed installation
4 and 5-wire TPE locking plug boot, black
6033-Y
Same, high visibility yellow TPE
6034
4 and 5 wire TPE locking connector boot, black
6034-Y
Same, high-visibility yellow TPE
Typical Specification - Plugs and Connectors
• Leviton Industrial Specification Grade 30
ampere locking attachment plugs and
connectors
• Patent-pending, non-slip fluted body design
eases twist lock and release action
• Patent-pending, 5-wire clamp grounding
system
• CAD-designed nylon cord clamp provides
positive strain relief without damaging cable
jacket
• UL Listed to meet latest Federal
Specification WC-596, and CSA Certified
where applicable
Features - Plugs and Connectors
• Heavy-duty, impact resistant all-nylon body,
available in black or high-visibility yellow,
provides extended service in rugged
industrial settings
• Unique radial ring for secure grip
• Beveled edges to help prevent snagging of
plugs and connectors when dragged
on floors
• Mill-slotted steel cord-clamp screws set in
deep wells to minimize screw driver slippage
• Wiring module keyed to body and held in
place by two or three plated steel screws
• Deep-funneled wire wells guide stripped
conductors to wire terminals and provide
maximum protection from loose wire strands
• Large, deep-slotted, captive brass #10
terminal screws provide superior tightening
torque on the stranded wire
• Terminal clamps are set in individual cham
bers for complete isolation from each other
Clamp design helps prevent cut wire strands
• Cord clamp accepts wire-mesh strain reliefs
Typical Specification - Inlets and Outlets
• Leviton Industrial Specification Grade
Locking 30 Amp Inlets and Outlets UL
Listed to the latest Federal Specification
W-C-596, and CSA Certified where
applicable
• Equipped with rugged nylon flanges to
assure flush fit and to resist cracking and
breakage
• Dead-front design with casing fully
insulated
Features - Inlets and Outlets
• Rugged nylon flanges that assure smooth,
flush fit on mounting panels and
resistance to cracking and breaking
• Wiring module features nylon transparent
thermoplastic construction for visual
inspection of each terminal connection
• Individual chamfered wire wells allow easy
insertion of conductors into individual
rectangular chambers
• Captive, color-coded brass terminal
screws accept up to # 10 AWG
• Terminal clamps with positive crimp lock
hold wires tightly without cutting wire
strands
• Rating and NEMA configuration numbers
marked on device faces
Receptacles listed to UL File No. E3810 - Flanged Outlets listed to UL File No. E13399
Flanged Inlets and Plugs to UL File No. E13393 - Connectors listed to UL File No. E11919
All devices listed to CSA File No. LR 406
Performance Specifications:
UL 498 Test (CSA 42) and Federal Specification WC-596, where applicable
LOCKING PLUGS AND FLANGED
Mold Stress Relief:
Dielectric:
Terminal Strength:
Insulation Resistance:
Mechanical Shock:
Crush:
Strain Relief:
Blade Strength:
- Perpendicular Stress:
- Axial Stress:
- Tensile Strength:
- Blade Retention:
INLETS
90˚ C for 7 hours
2000 Volts for 1 minute
10 lb pull for 1 min
Minimum 100 megohms with application of 500 Volts
Dropped from a height of 45 inches 1300 times
75 lbs for 1 minute
30 lbs for 1 minute
20 lbs for 5 sec
9 lbs for 5 sec
20 lbs for 1 min
40 lbs for 1 min
CONNECTORS AND FLANGED OUTLETS
Mold Stress Relief:
90˚C for 7 hours
Dielectric:
2000 Volts for 1 min
Terminal Strength:
10 lbs for 1 min
Overload:
2 times rated current for 250 plug insertions
Temperature:
4 hours at rated current ( 30˚C maximum temperature rise)
Insulation Resistance:
Minimum at 100 megohms with application of 500 Volts
Mechanical Shock:
Dropped from a height of 45 inches 1300 times
FLUSH RECEPTACLES
Terminal Strength:
Overload:
Temperature:
Dielectric:
Heat Resistance:
Insulation Resistance:
20 lbs for 1 min
2 times rated current for 250 plug insertions
Rated current for 4 hours (maximum 30˚C rise)
1500 Volts for 1 min
85˚ C for 2 hours
Minimum 100 megohms with application of 500 Volts
Code Compliance
All devices listed herein are verified by Underwriters Laboratories Inc. to meet current
Federal Specification W-C-596, as required by GSA and are suitable for use in
accordance with federal, state, county, municipal and local codes, including NFPA No.
70-1993 National Electrical Code and the OSHA code.
All locking receptacles, plugs, connectors, inlets, and outlets are designed to NEMA
WD-5 and WD-6 and ANSI C-73, and to meet/exceed UL 498 standards. Non -NEMA
devices meet/exceed UL 498.
Leviton Manufacturing Co. Inc.
59-25 Little Neck Parkway, Little Neck New York 11362
© 1995 Leviton Manufacturing Co., Inc. All rights reserved
C-427