Control Circuit Connectors
Control Circuits Connectors – Type SK Ordering Information and Specifications
Indoor, NEMA1, 20 Amp Load Breaking
250 Volts DC, 600 Volts AC (Max Rating)
Standard Service
Reverse Service
Connector
Poles/
Wires
2P3W
3P4W
4P5W
5P6W
6P7W
7P8W
8P9W
9P10W
10P11W
11P12W
Female
Receptacle
Style SKR
SKR3G
SKR4G
SKR5G
SKR6G
SKR7G
SKR8G
SKR9G
SKR10G
SKR11G
SKR12XG
Male Plug
Style SKP
SKP3G
SKP4G
SKP5G
SKP6G
SKP7G
SKP8G
SKP9G
SKP10G
SKP11G
SKP12XG
Male Receptacle
Style SKRR
SKRR3G
SKRR4G
SKRR5G
SKRR6G
SKRR7G
SKRR8G
SKRR9G
SKRR10G
SKRR11G
SKRR12XG
Connector*/
Female Plug
Style SKCU
SKCU3G
SKCU4G
SKCU5G
SKCU6G
SKCU7G
SKCU8G
SKCU9G
SKCU10G
SKCU11G
SKCU12XG
Female
Connector
Style SKC
SKC3G
SKC4G
SKC5G
SKC6G
SKC7G
SKC8G
SKC9G
SKC10G
SKC11G
SKC12XG
Cable
Bushing
Hole ID
e"
e"
f"
f"
f"
g"
g"
1"
1"
1"
Control Circuit and Industrial / Interlock
* Connectors –
Both SKCU and SKC connectors will mate with standard service SKP plugs. SKC devices offer external shroud protection for female contacts. Both devices will lock
with plug.
Note: Conduit Fittings:
Plugs and connectors can be furnished with adapters to accommodate rigid conduit or standard connectors for armored and non-metallic cable or flexible
conduit. See page 123.
Special Construction:
Press Control Lockout Dummy, Cat. #SKPD-
Specifications
Receptacle Housing –
Furnished with neoprene gasket and 6-32 mounting screws.
Type SKWR – Cast aluminum, corrosion-resistant copper free alloy.
Style SKR - heavy gauge steel, plated
Plug Housing
Type SKP – Steel, zinc plated with heavy cast aluminum alloy cable clamp and cable bushing.
Type SKWP – Cast aluminum, corrosion-resistant, copper-free alloy, epoxy powder coat finish. Furnished with heavy cast cable clamp and cable bushing.
Connector Housing –
Cast aluminum , corrosion-resistant, copper-free alloy, epoxy powder coat finish. Furnished with heavy cast cable clamp and cable bushing.
Conduit Boxes –
cast boxes for above receptacles are listed on page 101. Type SK receptacles require FD series or DSFD box. Can be furnished with single gang outlet box at
additional cost. When required, add suffix catalog number of box to catalog number of receptacle.
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 121 for additional sizes.
Interiors –
contacts are removable and have pressure type terminals for 12 AWG wire maximum conductors.
Insulating Bodies –
arc and impact-resisting mold composition.
Contacts –
silver plated with fully insulated pressure screw-type terminals.
Repair Kits –
Pins/Sleeves Repair – components for rebuild of 2-4 interiors
Male Devices
Cat. No. SKX12MS
Female Devices
Cat. No. SKX12FA
116
© 2001 Thomas & Betts Corporation. Specifications are subject to change without notice.
www.tnb.com
Control Circuit Connectors
Control Circuits Connectors – Type SK Dimensions
Standard Service
Female Receptacle – Style SKR
Male Plug – Style SKP
Note: All require FD or DSFD series box mounting.
Reverse Service
Male Receptacle – Style SKRR
Female Plug – Style SKCU (Non-shrouded connection)
Control Circuit and Industrial / Interlock
Connector
Female Connector – Style SKC (shrouded style)
© 2001 Thomas & Betts Corporation. Specifications are subject to change without notice.
www.tnb.com
117
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