Technical Bulletin

StructuredGround
™
Mechanical Connectors
7
• Used to ground two copper code conductors parallel to
a rod, tube, or pipe
• Made from high strength, electrolytic cast bronze
• High strength silicon bronze hardware provides long term
reliable assembly
• Accommodates a wide range of pipe, tube, rod and
conductor sizes – minimizes inventory requirements,
saves cost
• cULus 467 Listed for grounding and bonding and suit-
able for direct burial in earth or concrete
• Used to ground three equal size parallel copper
conductors parallel to rod, tube, or pipe
• Made from high strength, electrolytic cast bronze
• High strength silicon bronze hardware provides long term
reliable assembly
• Accommodates a wide range of pipe, tube, rod, and
conductor sizes – minimizes inventory requirements,
saves cost
• cULus 467 Listed for grounding and bonding and suitable
for direct burial in earth or concrete
H
L
W
H
W
L
Bronze Grounding Clamp, U-Bolt, for Two Cables
Bronze Grounding Clamp, U-Bolt, for Three Cables
Part Number
Conductor Size
Range (AWG)
Iron
Pipe Size
(In.)
Figure Dimensions
(In.) Bolt
Dia
(In.)
Hex
Size
(In.)
Std.
Pkg.
Qty.
L W
H
GU-2-X #4 SOL – 2/0 STR 1 2.75 1.13 3.25 3/8 9/16 10
GU-4-X #8 SOL – #4 STR 1 1/4 3.00 1.13 3.25 3/8 9/16 10
GU-11-X #4 SOL – 2/0 STR 2 1.31 3.62 4.44 3/8 9/16 10
GU-13-3 300 kcmil – 500 kcmil 2 4.00 1.50 4.63 1/2 3/4 3
Part Number
Conductor Size
Range (AWG)
Ground
Rod Size
(In.)
Iron
Pipe
Size
(In.)
Figure Dimensions
(In.)
Bolt
Dia
(In.)
Hex
Size
(In.)
Std.
Pkg.
Qty.
L W
H
GPC3250-38-X 2/0 SOL-
250 kcmil
5/8 or 3/4 3/8 3.00 1.56 2.81 3/8 9/16 10
B
RATED
D
B
RATED
D