Bronze Ground Clamp Connectors Type GPL • Clamp is manufactured from high copper content alloy • Used to connect copper ground conductor to water pipe, rod, or structured tube • Furnished with silicon bronze u-bolt, nuts, and lockwashers for corrosion resistance • Clamp design allows ground conductor to run parallel to pipe or to be installed at a right angle for grounding several parallel pipes • Suitable for direct burial in earth or concrete • Single wrench installation • UL 467 listed
FIGURE DIMENSIONS (IN.)
ACCOMMODATES
CATALOG NUMBER
CONDUCTOR RANGE
BOLT SIZE
A
B
C
ROD
IPS
GPL-1* GPL-2* GPL-3* GPL-4 GPL-5 GPL-6 GPL-7• GPL-8 GPL-9 GPL-10 GPL-12• GPL-13• GPL-14 GPL-15 GPL-16 GPL-17• GPL-18• GPL-19• GPL-20 GPL-21 GPL-22 GPL-23• GPL-24• GPL-25• GPL-26 GPL-27 GPL-28 GPL-29• GPL-30• GPL-31•
8 Sol. - 4 Str. 4 Sol. - 2/0 Str.
1.38 2.50 1.88 1.63 2.50 1.88 1.88 2.50 1.88 1.38 2.75 2.00 1.63 2.75 2.00 1.88 2.75 2.00 2.25 3.50 2.38 1.38 2.63 2.38 1.63 3.31 2.38 1.88 3.31 2.38 2.63 3.75 2.75 3.00 4.00 3.50 1.38 2.75 2.63 1.63 2.75 2.63 1.88 3.25 2.63 2.38 4.50 3.00 2.63 4.50 3.00 3.00 4.75 3.50 1.38 3.50 3.00 1.63 3.50 3.00 1.88 3.50 3.00 2.38 4.25 3.38 2.75 5.00 3.75 3.00 5.50 4.25 1.38 4 .00 3.25 1.63 4.00 3.25 1.88 4.00 3.25 2.38 4.63 3.63 2.75 5.25 4.00 3.00 5.75 4.50
3/8 3/8 3/8 3/8 3/8 3/8 1/2 3/8 3/8 3/8 1/2 1/2 3/8 3/8 3/8 1/2 1/2 1/2 3/8 3/8 3/8 1/2 1/2 1/2 3/8 3/8 3/8 1/2 1/2 1/2
1/2
1/4
2/0 Sol. - 250 kcmil
8 Sol. - 4 Str. 4 Sol. - 2/0 Str.
5/8 or 3/4
3/8
2/0 Sol. - 250 kcmil
5/8 or 1
3/8 or 3/4
300 - 500 kcmil 8 Sol. - 4 Str. 4 Sol. - 2/0 Str.
2/0 Sol. - 250 kcmil 500 - 750 kcmil 750 - 1000 kcmil
7/8 or 1
1/2 or 3/4
8 Sol. - 4 Str. 4 Sol. - 2/0 Str.
2/0 Sol. - 250 kcmil 300 - 500 kcmil 500 - 750 kcmil 750 - 1000 kcmil
–
1
8 Sol. - 4 Str. 4 Sol. - 2/0 Str.
2/0 Sol. - 250 kcmil 300 - 500 kcmil 500 - 750 kcmil 750 - 1000 kcmil
–
1 1/4
8 Sol. - 4 Str. 4 Sol. - 2/0 Str.
2/0 Sol. - 250 kcmil 300 - 500 kcmil 500 - 750 kcmil 750 - 1000 kcmil
–
1 1/2
* Not UL listed for 1/4”pipe • UL listing is limited to a maximum wire size of 250 kcmil
251
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