Section B
Twist-Lock and Hubbellock Devices
Index
Midget Twist-Lock
Devices
Product Page
Summary ..................................................... B-2
15A Midget Twist-Lock Devices ................................. B-3
15A Twist-Lock Devices - Features and Benefits ................... B-7
Features and Benefits
20 and 30A Plugs and Connector Bodies ........................ B-12
The Standard for Locking Receptacles .......................... B-13
Watertight Safety-Shroud Twist-Lock System ................... B-14
Safety-Shroud Twist-Lock System ............................ B-15
Twist-Lock Devices
Compatibility and Environmental Protection Chart ................. B-16
20A Twist-Lock Devices ....................................... B-17
30A Twist-Lock Devices ....................................... B-26
Switched Safety Enclosures .................................... B-36
Mechanical Interlock Switched Safety Enclosures ................. B-38
Add-A-Shroud ............................................... B-40
10, 20 and 30A Non-NEMA Twist-Lock Devices ................... B-41
15, 20 and 30A Accessories .................................... B-48
50A Twist-Lock Devices ...................................... B-55
Hubbellock Devices .......................................... B-61
Watertight Safety-Shroud
Technical Information
and Circuit-Lock
15, 20 and 30A Twist-Lock and Safety-Shroud Devices ............ B-69
Watertight Safety-Shroud Twist-Lock Devices .................... B-70
50A Twist-Lock Devices ..................................... B-71
Switched Twist-Lock and Hubbellock Enclosures ................ B-72
Mechanical Interlock Switched Safety Enclosures .................. B-73
Valise Twist-Lock Devices ................................... B-74
50 Amp Devices and
Hubbellock
www.hubbell-wiring.com B-1
Wiring Device-Kellems
Twist-Lock Devices
Summary
Theres Only One Manufacturer
of Twist-Lock Hubbell.
Theres no company more synonymous
with a tradition of excellence in the
electrical industry than Hubbell. Having
introduced the Twist-Lock device in the
early 20th century Hubbell has been the
market leader ever since.
Insulgrip Plugs, Connectors, 50 Amp Insulgrip
Receptacles and Inlets Twist-Lock
Hubbell Insulgrip Twist-Locks rugged
The widest range of singularly An exclusive Hubbell design
rated NEMA devices available. construction features highly engineered delivering Insulgrip features,
Designed to last from materials, roomy wiring chambers, insulated housing and superior
engineered thermoplastic superior strain relief and powerful cord grip strain relief. They are tough
materials and high and rugged enough for the
designs. Insulgrip Twist-Lock products are
performing alloys. most demanding construction
the foundation of the broadest breadth of
or industrial applications.
line available. Hubbell offers Twist-Lock for
minimum space applications (Midget), and
all other applications from 15 Amp to 50
Amp. Hubbells design expertise assures
the best performing products available.
Hubbell Re-Defines Excellence
The Insulgrip Twist-Lock product line
features a complete offering of 20A and
30A Safety Shroud Twist-Lock devices.
Current carrying blades are protected
by a fixed shroud, shielding them from
Safety-Shroud Twist-Lock deformation. Even more importantly, the Midget Twist-Lock
The ultimate in Twist-Lock These 2 wire and 3 wire
shroud virtually eliminates user contact
safety. A full offering of plugs products offer the same quality
with a partially engaged, energized plug.
and connectors that lead the as their larger counterparts,
For wet environments, Hubbell offers
field in personnel safety. Also but are sized to go where
the Watertight Safety-Shroud Twist-Lock
included are receptacles in they cant. The optional
series. These products incorporate the
three styles, angled, surface Valise design makes for
shrouding technology with a UL Type 4X
mount and semi-flush to fast, simple wiring.
enclosure rating.
satisfy every installation need.
Watertight Safety-Shroud Watertight Mechanical Interlock Hubbellock Devices
Twist-Lock for Safety-Shroud Twist-Lock Hubbellock devices are the
A complete family of plugs, Hubbells Circuit-Lock enclosure proven choice to reduce
connectors, receptacles and products virtually eliminate problems resulting from arcing,
inlets featuring UL Type 4X making or breaking the circuit lazy connections, loosening
enclosure ratings and under load. terminals, moisture, corrosion
Safety-Shroud design. and rough use.
B-2 www.hubbell-wiring.com
Wiring Device-Kellems