Cut Sheet

252
NSi Industries LLC • USA • 800.321.5847 • www.nsiindustries.com
GROUNDING
GROUND CLAMPS
Zinc Die Cast and
Standard Duty Silicon
Bronze Ground Clamp
GZ, GRC SERIES
Ground rod clamps
are made from silicon
bronze with 304
stainless steel screws
for maximum strenght.
All standard duty and
heavy duty ground
clamps are UL Listed
for direct burial in
earth or concrete.
cULus Listed 467
Grounding and Bonding.
CAT.
NO.
GROUND ROD
SIZE
REBAR SIZE
GROUND WIRE
MAxIMUM
STD.
CTN.
QTY.
GRC 38*(**)
3
/8 - 10 SOL – 4 STR 50
GRC 50**
1
/2
3
/8 10 SOL – 2 STR 25
GRC 58**
5
/8
1
/2 10 SOL – 2 STR 25
GRC 34**
3
/4
5
/8 10 SOL – 1 STR 20
*Not UL Listed/ **
Available with silicon bronze screws by adding suffix of -SB.
STANDARD DUTY SILICON BRONZE
GRC-50 GRC-34GRC-58GRC-38
Die cast from high-strength zinc alloy.
Used to connect bare copper wire for grounding.
Zinc plated steel screws.
GZB-1 is brass plated.
CAT.
NO.
CONDUIT
SIZE
GROUND
WIRE RANGE
STD.
CTN.
QTY.
GZ-1
1
/2 - 1 2 - 10 20
GZB-1*
1
/2 - 1 2 - 10 20
ZINC DIE-CAST GROUND CLAMPS
*Not UL Listed.
GZ-1
All dimensional data is listed in inches.
All dimensional data is listed in inches.