Selection Guide
42 BLACKBURN MECHANICAL CONNECTORS
—
ABB recommended tightening torque
Size of conductor ranges (AWG or kcmil) Wrench torque (in.-lbs.) Screw driver torque (in.-lbs.)
High pull-out strength and low resistance.
• Conically shaped screw compresses copper
conductor so each strand is forced to carry
its share of the load
• Exerts equal pressure on each conductor strand
•
Cat. no.
Wire range
(AWG or kcmil)
Dimensions (in.)
Torque
(in.-lbs.)G A B C D E F
Diagrams
Add suffix G to lug Cat. No. 71003, 71005, 71010 and 71014 for lug with green screw for grounding identification. UL File No. E-9609. *Indicates screwdriver torque; all others indicate
torque wrench.
Cat. no.
Cable size (AWG or kcmil) Dimensions (in.)
Main Branch A B C
Diagrams
The most economical, easiest to install, approved
connector for large to small branch taps.
• All-around-grip jaws
• Automatically adjusts to size of main and branch
• Fast, simple installation with just a screwdriver
or pliers
• Fitting can be easily taped
B
max.
A
max.
C
B
max.
A
max.
C
C
A
max.
B
max.
G Bolt Size
E
A
F
B
C
D
E
A
B
D
F
C
G bolt size
—
Copper mechanical conductors
LOCKTITE
®
cone screw lugs and HINJON junior tee-parallel taps
—
HINJON junior tee-parallel taps
—
LOCKTITE cone screw lugs