Specification

NSi Industries, LLC • 800.321.5847 • www.nsiindustries.com
235
CAT. NO. FIG. NO. CERTIFICATION
GROUND WIRE RANGE
(IN.)
GROUND ROD SIZE
(IN.)
REBAR SIZE (IN.)
GROUND WIRE MAXIMUM
(IN.)
STD. CTN. QTY.
GRC-34H* 1 UL 8 SOL – 1/0 STR
3
/4 – 1/0 STR 20
GRC-50H* 1 UL 10 SOL – 2 STR
1
/2 – 2 STR 25
GRC-58H* 1 UL 10 SOL – 1/0 STR
5
/8 – 1/0 STR 20
GRC-100H* 1 UL 8 SOL – 4/0 STR 1 – 4/0 STR 10
GRC-3834* 2 cULus 10 SOL – 1/0 STR
3
/8,
1
/2,
5
/8
3
/8,
1
/2,
5
/8
1/0 STR 25
FEATURES
Heavy Duty Silicon Bronze (GRC-H)
• Ground rod clamps are made from silicon bronze for maximum strength.
• A silicon bronze screw furnishes maximum clamping force.
• All standard duty and heavy duty ground clamps are UL Listed for direct burial in earth or concrete.
• *Available with silicon bronze screws by adding suffix -SB.
Range Taking Rod Clamp (GRC)
• This heavy duty ground rod clamp replaces all existing ground rod clamps, eliminating the need to stock
several different sizes and types.
• UL listed for direct burial in earth and concrete, heavy duty construction enables it to handle large ground
wires up to 1/0 AWG – much larger than a standard ground rod clamp.
• Suitable for 3/8”, 1/2”, 5/8”, 3/4” ground rods.
• *Available with silicon bronze screws by adding suffix -SB.
GROUNDING
Ground Clamps
Heavy Duty Silicon Bronze & Range Taking Rod Clamp
GRC Series
SPECIFICATIONS
• UL Listed for Direct Burial in Earth & Concrete.
FIG. 1 FIG. 2
GRC-58H
GRC-34H
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