Ground Rod Couplers Threaded

Ground Rod Couplers Threaded

Threaded bronze couplers are a specialized type of connector used in grounding systems, particularly for joining copper ground rods. These couplers offer unique advantages in terms of strength, corrosion resistance, and ease of installation.

These are ground rod couplings which are threaded and made (by casting) from high strength material such as C95600 or 95500 Aluminium Bronze. Our foundry at Jamnagar has been casting Bronze couplers for ground rods/earth rods for 3 decades mainly for the USA and Middle Eastern market.
They are threaded and chamfered from both ends to allow for easy fitting of threaded ground rods.

These Corrosion-resistant couplings ensure permanent & low resistance copper-to-copper connections.
Made from different grades of Material such as C95500, C9560 and other high strength copper alloys.

Threaded Couplers for Ground Rods
Conex Threaded Ground rod CouplersGround Rod Diameter, NominalThread Size Length Unit Weight
CCR585/8"5/8" UNC2.4"0.22 lb
CCR129/16"9/16" UNC2 1/2"0.17 lb
CCR1001"1" UNC3.9"0.79 lb

 

Key Features and Benefits

  1. Corrosion Resistance:
    • Bronze alloy offers excellent resistance to corrosion, even in harsh soil conditions.
    • Maintains the integrity of the connection over extended periods.
  2. Strength and Durability:
    • High tensile strength ensures a robust connection.
    • Withstands mechanical stresses during and after installation.
  3. Ease of Installation:
    • Threaded design allows for quick and straightforward assembly.
    • No special tools required beyond standard wrenches.
  4. Reusability:
    • Can be disconnected and reconnected if necessary, unlike some permanent coupling methods.
  5. Consistent Electrical Conductivity:
    • Provides a reliable, low-resistance path for electrical current.
  6. Compatibility:
    • Designed to work seamlessly with threaded copper ground rods.
    • Available in various sizes to match different rod diameters.

 

Types of Threaded Bronze Couplers

  1. Standard Threaded Couplers:
    • Basic cylindrical design with internal threads at both ends.
  2. Inspection Couplers:
    • Feature a removable center section for visual inspection of the connection.
  3. Reducing Couplers:
    • Allow connection of ground rods with different diameters.
  4. Extended Couplers:
    • Longer design for applications requiring additional separation between rods.

 

Installation Process

  1. Preparation:
    • Ensure ground rod threads are clean and undamaged.
    • Apply anti-seize compound to threads if recommended by the manufacturer.
  2. Initial Threading:
    • Start threading the coupler onto the first ground rod by hand.
  3. Tightening:
    • Use appropriate wrenches to fully tighten the coupler onto the first rod.
    • Follow manufacturer’s torque specifications.
  4. Connecting Second Rod:
    • Thread the second ground rod into the open end of the coupler.
    • Tighten to specifications, ensuring both rods are fully seated.
  5. Verification:
    • Check for proper alignment and secure connection.
    • Conduct continuity tests as needed.

 

Considerations

  1. Thread Compatibility:
    • Ensure coupler threads match those of the ground rods precisely.
  2. Avoid Over-tightening:
    • Adhere to torque specifications to prevent thread damage.
  3. Use of Lubricants:
    • Apply appropriate anti-seize compounds to facilitate future disassembly if needed.
  4. Soil Considerations:
    • In highly acidic soils, consider additional protective measures for the bronze coupler.
  5. Electrical Continuity:
    • Verify low-resistance connection between rods after installation.
  6. Compliance:
    • Ensure the use of threaded couplers complies with local electrical codes and standards.