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Type SKW Series
Industrial Interlocked Receptacles
Control Circuit
Automotive
Control Circuit
Automotive
Ordering Information
Industrial Interlocked Receptacles are available in 30
thru 400 Amp. Switched receptacles have mechanical
linkages for added safety. Safety features include:
▼ Plugs cannot be inserted unless power is
safely turned off.
▼ Plugs cannot be removed until power is turned
off.
▼ Specialty designs may also automatically
disengage power if plug is removed while
power is on, either mechanically or electrically.
Poles/
Wires
2P3W
Female
Receptacle
Style SKWR
SKWR3G
Male Plug
Style SKWP
SKWP3G
Female
Connector
Style SKWC
SKWC3G
Male
Motor Plug
Style SKWM
SKWM3G
Cable
Bushing
Hole ID
5/8”
3P4W
SKWR4G
SKWP4G
SKWC4G
SKWM4G
5/8”
4P5W
SKWR5G
SKWP5G
SKWC5G
SKWM5G
3/4”
5P6W
SKWR6G
SKWP6G
SKWC6G
SKWM6G
3/4”
6P7W
SKWR7G
SKWP7G
SKWC7G
SKWM7G
3/4”
7P8W
SKWR8G
SKWP8G
SKWC8G
SKWM8G
7/8”
8P9W
SKWR9G
SKWP9G
SKWC9G
SKWM9G
7/8”
9P10W
SKWR10G
SKWP10G
SKWC10G
SKWM10G
1”
10P11W
SKWR11G
SKWP11G
SKWC11G
SKWM11G
1”
11P12W
SKWR12XG
SKWP12XG
SKWC12XG
SKWM12XG
1-1/8”
Note:
Applications
Applications where these units are most commonly used are:
▼ Welding stations in automotive and heavy industry
▼ Temporary and portable power distribution for construction
▼ Marine shore to ship power
▼ Industrial machinery installation
▼ Portable power distribution, vehicle and gen set power for aerospace
▼ Custom systems in all industries
Sample Installation: Fixed Power Source (Wall) To Remote/Portable Location
Plugs and connectors can be furnished with adapters to accommodate rigid conduit or standard connectors for armored and nonmetallic cable or flexible conduit. See page 123.
* SKWM Male Inlet accommodates SKWC Connector (Female)
Specifications
Receptacle Housing – Type SKWR – Cast aluminum,
corrosion-resistant copper free alloy. Furnished with
neoprene gasket and stainless steel 6-32 mounting
screws.
Cable Bushing – oil resistant, neoprene strain relief
cable bushing regularly furnished with hole size as listed.
Other hole sizes available at no extra cost if specified on
order. See page 123 for additional sizes.
Plug & Connector Housing – Heavy cast aluminum,
corrosion-resistant copper-free alloy, epoxy powder coat
finish. Furnished with heavy cast cable clamp and cable
bushing.
Protective Caps – Waterproof caps complete with
mounting cable.
Conduit Boxes – cast boxes for above receptacles are
on page 120. Can be furnished with single gang outlet
box at additional cost. When so required, suffix catalog
number of box to catalog number of receptacle.
Male Devices
Cat. No. F26874C (Cup Cap)
Female Devices Cat. No. F04077 (Screw Cap)
Repair Kits: Pins/Sleeves Repair – components for
rebuild of 2-4 interiors
Male Devices
Cat. No. SKX12MW
Female Devices Cat. No. SKX12FA
Russellstoll®
118
1. Receptacle (wall mtg.) (female)
2. Receptacle (panel mtg.) (female)
3. Plug (attachment)
4. Female Connector
5. Male Inlet w/Angle Adapter
6. Male Inlet w/Straight Adapter
Other Installations: Generator Power Sources, Custom Control Circuits, Multiple Voltage Service — Contact
Technical Support.
Russellstoll®
127
Industrial Interlocked Receptacles
Control Circuit Connectors
Outdoor, NEMA 4 (with screw cap)
20 Amp Load Breaking
600 Volts AC Max
250 Volts DC
Industrial Wall Mount Interlocks
Ever-Lok® Type SK & SKW
Fused-Disconnect Interlocked Receptacle/Safety Switch
20 Amp, 250 Volts AC or DC, 600 Volts AC Max. Rating
Circuit-Breaking Multi-Circuit Receptacles, Plugs & Connectors
Control Circuit
Automotive
Standard fused/non-fused disconnect interlocked receptacle and safety switch is specified by major automotive
manufacturers for welding disconnects and other applications. The Heavy Service Ever-Lok system features ‘onehanded’ insertion, locking and removal with your choice of switchgear!
Features & Benefits
Benefits
Type SK
▼
▼
▼
▼
▼
▼
Features
Specified switchgear: GE or Square D
Door safety switch with external lockout access
Backup door safety latch
Push-in plug locking: no screw collars needed
Full interlocked outlet protection and functions
Angled front receptacle in compact one handed
interlock
▼
▼
▼
▼
Heavy steel galvaneel with baked enamel finish
NEMA 3R/12 construction
Standard 600V class, Type R fuses
Listed components
Type SK Multi-Circuit Receptacles, Plugs Inlets and
Connectors are designed for indoor or NEMA1 Automatic
Press, Tool Control and Welder applications requiring
rugged, shock-resistant devices capable of safely
interrupting rated currents under load.
Receptacles and connectors have neoprene gasket
mounts and positive grounding path through separate
contact. Equipment grounding contacts make first and
break last. Wiring space is generous. Listed ratings are
for interrupting currents under load.
Options (Custom Capabilities)
▼
▼
▼
▼
Other Russellstoll product interfaces
30, 60, 100 or 200 amp installations
Specialty enclosures for your application
Circuit breaker interlocked mechanisms
* See page 68-68 for full Heavy Service Ever-Lok line
The time-tested Ever-Lok automatic locking feature
provides positive connections under the most severe
conditions of shock and vibration. Yet, a twist of the wrist
instantly disengages the plug when required.
Ordering Information
Type SKW
GE Switchgear
6.50 MTG
Cat. No
TH3362JRS
Mating
Plug
19.62 MTG
26.45
8418 [F27194]†
Ø.56
3 PLS
(Mating Plugs sold separately)
*other styles available
†
F27194 Automotive 480VAC Label
9.37
5.55
6.69
6.66
5.25
30°
7.24
Square D
Switchgear
Cat. No
EDSFH8414F00
Type SKW Multi-Circuit Receptacles, Plugs Inlets and
Connectors are designed for outdoor NEMA 4, rough
service and critical environment Machinery, HVACR
systems, Servo Control and other automatic/controlled
functions requiring rugged, shock-resistant devices
capable of safely breaking rated loads. These watertight
& oil-tight devices are equipment grounded with ground
contacts that make first and break last. Wiring space is
generous. Listed ratings are for full load interrupting
currents.
Both series feature simple set-screw wiring termination
in a circular connector with up to 11 pole 12 wire circuit
capability. A wide selection of cable bushings can be
specified upon ordering at no additional charge. Conduit
adapters are also available for shielded or construction
usage for both SK and SKW series.
Mating
Plug
†
8418 [F27194]
(Mating Plugs sold separately)
*other styles available
†
F27194 Automotive 480VAC Label
Russellstoll®
130
Automotive
Control Circuit Connectors
Industrial Interlocked Receptacles
Heavy Service Ever-Lok 60 Amps
Control Circuit
Note: More than 12 circuits, miniature connectors or
rectangular format. Ask about T&B Pos-E-Kon or Triad
Lines.
Russellstoll®
115