Technical Bulletin

ManualsBrandsPanduit ManualsBare WireAluminum Grounding Clamp, Dual Rated, #1

StructuredGround

™

Mechanical Connectors

Flat Braided Bonding Straps

• Used to electrically bond enclosure doors, motors, and

machine frames in the construction of control panels or

machine structures

• Flat ferrule end design helps to reduce the effects of EMI

(Electromagnetic Interference)

• Available with internationally recognized green and

yellow insulation for grounding application

• Made of high conductivity copper and tin-plated to

inhibit corrosion

• Seamless ferrule ends provide mechanical strength for

improved reliability

• cULus 467 Listed

One Hole, Insulated One Hole, Non-Insulated Two-Hole, Non-Insulated

Part Number

Conductor

Size

(AWG)

Length

(In.)

Width

(In.)

Thickness

(In.)

Ferrule Length

(In.)

Stud Hole

Size

(In.)

Stud Hole

Spacing

(In.)

Std.

Pkg.

Qty.

One-Hole, Insulated

BS100445 #4 4.00 1.06 0.13 1.00 3/8 — 1

BS100645 #4 6.00 1.06 0.13 1.00 3/8 — 1

BS100845 #4 8.00 1.06 0.13 1.00 3/8 — 1

BS101245 #4 12.00 1.06 0.13 1.00 3/8 — 1

One-Hole, Non-Insulated

BS100445U #4 4.00 1.06 0.13 1.00 3/8 — 1

BS100645U #4 6.00 1.06 0.13 1.00 3/8 — 1

BS100845U #4 8.00 1.06 0.13 1.00 3/8 — 1

BS101245U #4 12.00 1.06 0.13 1.00 3/8 — 1

Two-Hole, Non-Insulated

BS201246EU #4 12.00 1.06 0.13 2.50 3/8 1.25 1

BS201846EU #4 18.00 1.06 0.13 2.50 3/8 1.25 1

BS202446EU #4 24.00 1.06 0.13 2.50 3/8 1.25 1

• Used to ground copper code conductor to at surfaces

• Cast from high strength, electrolytic bronze to provide

reliable grounding connections

• High strength silicon bronze hardware for long term

reliable assembly

• Accommodates a wide range of conductor sizes –

minimizes inventory requirements, saves cost

• cULus 467 Listed for grounding and bonding and suitable

for direct burial in earth or concrete

Bronze Grounding Clamp with Spacer for Flat Surfaces, One Conductor

Part Number

Conductor Size Range

(AWG)

Figure Dimensions

(In.)

Hex Size

(In.)

Std.

Pkg.

Qty.L W H Bolt Nut

GMS-1-X #8 SOL – #4 STR 1.25 1.00 1.63 9/16 9/16 10

GMS-2-Q #4 SOL – 2/0 STR 1.63 1.13 1.75 9/16 9/16 25

GMS-3-Q 2/0 SOL – 250 kcmil 2.13 1.50 2.00 3/4 3/4 25

RATED