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Types of Copper Bonded Earth Rods

Copper Rod for Grounding

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Do you know what helps maintain the safety of you and your electrical appliances from fault current? A metal rod called Earth Rod. These Copper Rods establish quality earthing systems in overhead, underground electricity distribution and transmission networks. They provide ground contact in all soil conditions like high voltage substations, towers, and power distribution applications. This Copper Rod for grounding dissipates faulty current in the ground and ensures safety. Let’s have a look at the different types of Copper Rod used for grounding.

 

Copper Rod for Grounding

Copper Rods for grounding are essential components used to establish a secure and efficient connection to the earth, facilitating a pathway for electrical currents to safely dissipate into the ground. These rods are designed to meet the IEC 62561 Part 2 standards, ensuring they uphold the highest quality and safety measures. Comprising 99.9% pure electrolytic copper bonded to a durable low carbon steel core, they offer enhanced mechanical tensile strength and superior corrosion resistance. This makes them especially suitable for use in areas with high soil resistivity or in environments with a significant salt presence, where traditional solid copper or stainless-steel rods might not perform as well. Ensuring a low resistance link to the ground, these grounding rods are crucial for maintaining the integrity of electrical systems and for preventing potential electrical hazards.

At Axis Electricals, we specialize in the manufacturing of these high-standard Copper Rods for grounding. Our products are recognized globally for their quality and reliability, having garnered approval from various international utilities.

Copper Bonded Earth Rod- External Threaded

Copper Bonded Earth Rods, both unthreaded and pointed, are fundamental components designed for effective grounding systems. At the core of these rods is high-tensile, low-carbon steel, chosen for its durability and strength. Surrounding this core, each rod is meticulously bonded with 99.9% pure electrolytic copper, ensuring superior conductivity and corrosion resistance. At Axis Electricals, we manufacture these essential grounding elements, focusing on the precision and quality needed to provide reliable and safe electrical grounding solutions.

 

Sr. No. Rod Diameter in mm Total Length Thread Diameter E-Code
1 12.5 1200 9/16″ CBR1412TNU
2 12.5 4200 9/16″ CBR1414TNU
3 12.5 1500 9/16″ CBR1415TNU
4 12.5 1800 9/16″ CBR1418TNU
5 12.5 2400 9/16″ CBR1424TNU
6 12.5 3000 9/16″ CBR1430TNU
7 14.2 1200 5/8″ CBR1612TNU
8 14.2 1500 5/8″ CBR1615TNU
9 14.2 1800 5/8″ CBR1618TNU
10 14.2 2000 5/8″ CBR1620TNU
11 14.2 2400 5/8″ CBR1624TNU
12 14.2 3000 5/8″ CBR1630TNU
13 17.2 1200 3/4″ CBR2012TNU
14 17.2 1500 3/4″ CBR2015TNU
15 17.2 1800 3/4″ CBR2018TNU
16 17.2 2400 3/4″ CBR2024TNU
17 17.2 3000 3/4″ CBR2030TNU

 

Copper Bonded Earth Rod- Unthreaded & Pointed

Copper Bonded Earth Rods, both unthreaded and pointed, are fundamental components designed for effective grounding systems. At the core of these rods is high-tensile, low-carbon steel, chosen for its durability and strength. Surrounding this core, each rod is meticulously bonded with 99.9% pure electrolytic copper, ensuring superior conductivity and corrosion resistance. At Axis Electricals, we manufacture these essential grounding elements, focusing on the precision and quality needed to provide reliable and safe electrical grounding solutions.

 Copper Bonded Earth Rod

Sr. No. Rod Diameter in mm Total Length E-Code
1 9.5 1200 CBR0912PNU
2 12.5 1200 CBR1412TNU
3 12.5 1400 CBR1414TNU
4 12.5 1500 CBR1415TNU
5 12.5 1800 CBR1418TNU
6 12.5 2400 CBR1424TNU
7 12.5 3000 CBR1430TNU
8 14.2 1200 CBR1612PNU
9 14.2 1500 CBR1615PNU
10 14.2 1800 CBR1618PNU
11 14.2 2000 CBR1620PNU
12 14.2 2400 CBR1624PNU
13 14.2 3000 CBR1624PNU
14 16 1200 CBR1812PNU
15 16 1500 CBR1815PNU
16 16 1800 CBR1818PNU
17 16 2400 CBR1824PNU
18 16 3000 CBR1830PNU
19 17.2 1200 CBR2012PNU
20 17.2 1500 CBR2015PNU
21 17.2 1800 CBR2018PNU
22 17.2 2400 CBR2024PNU
23 17.2 3000 CBR2030PNU
24 19 1200 CBR1912PNU
25 19 1500 CBR1915PNU
26 19 1800 CBR1918PNU
27 19 2400 CBR1924PNU
28 19 3000 CBR1930PNU
29 25 1800 CBR2518PNU
30 25 2400 CBR2524PNU
31 25 3000 CBR2530PNU

 

Axis Coupler for Earth Rods
Coupler for Earth Rods

 

Couplers Press Fit for Unthreaded Rods: Made up of Copper Alloy
Thread Diameter E-Code
9.5 PFC009
12.5 PFC012
14.2 PFC014
16 PFC016
17.2 PFC017
19 PFC019
25 PFC025

 

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Pure Copper Earth Rods – Internal Threaded

Pure Copper Earth Rods with internal threading are crafted from hard-drawn, high conductivity copper. This material is selected for its exceptional ability to conduct electricity, making these rods ideal for grounding applications that demand the highest level of conductivity. The internal threading allows for easy connections and extensions, ensuring a secure and efficient grounding system. At Axis Electricals, we also manufacture high-quality Pure Copper Earth Rods.

 Internal traded earth rods.

                                                                    Internal traded earth rods

 

Specification of Pure Copper Bonded Earth Rods – Internal Threaded
Sr. No. Rod Diameter in mm Total Length Thread Diameter E-Code
1 14 1200 M10 SCR1412
2 14 150 M10 SCR1415
3 15 1200 M10 SCR1512
4 15 1500 M10 SCR1515
5 16 1200 M10 SCR1612
6 16 1500 M10 SCR1615
7 20 1200 M12 SCR2012
8 20 1500 M12 SCR2015

 

Spike: Made up of Re-usable high tensile steel Internal Coupling Dowel: Made up of Copper Alloy / SS
Thread Diameter E-Code Thread Diameter E-Code
M10 DS0010 M10 DC0010
M12 DS0012 M12 DC0012

 

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    Pure Copper Earth Rods – External Threaded

    Pure Copper Earth Rods with external threading are constructed from solid copper, specifically chosen for its high conductivity and resilience, making them ideally suited for environments with high salt and moisture content. To further enhance their durability and longevity, these rods are coated with tin, which significantly reduces the risk of oxidation, thereby extending their operational life. The threads on these rods are crafted using a roll threading method, a process that not only strengthens the threads but also minimizes the risk of thread chipping during installation.

    External Traded Earth Rods
    External Traded Earth Rods

     

     

    Specification of Copper Bonded Earth Rods – External Threaded
    Sr. No. Rod Diameter in mm Total Length Thread Diameter E-Code
    1 12.5 1200 9/16″ ARC1412
    2 12.5 1500 9/16″ ARC1415
    3 12.5 1800 9/16″ ARC1418
    4 12.5 2400 9/16″ ARC1424
    5 12.5 3000 9/16″ ARC1430
    6 14.2 1200 5/8″ ARC1612
    7 14.2 1500 5/8″ ARC1615
    8 14.2 1800 <5/8″ ARC1618
    9 14.2 2400 5/8″ ARC1624
    10 14.2 3000 5/8″ ARC1630
    11 17.2 1200 3/4″ ARC2012
    12 17.2 1500 3/4″ ARC2015
    13 17.2 1800 3/4″ ARC2018
    14 17.2 2400 3/4″ ARC2024
    15 17.2 3000 3/4″ ARC2030

     

    Application of Copper Bonded Earth Rods

    Copper Rod for grounding is recognized for its versatility and effectiveness in a wide range of grounding applications. Here’s a closer look at each application:

    Grounding Rod Installation

    Ideal for Varied Soil Conditions: These rods are the go-to solution for grounding in diverse environmental conditions, including moist, alkali, salty, and acidic soils, as well as areas subject to chemical corrosion. The copper bonding ensures high conductivity and resistance to these harsh conditions, making them reliable for ensuring safety and equipment protection across various landscapes.

    Chemical Plants: In environments where chemical reactions are routine, the risk of electrical and static discharges can be significantly high. Copper Bonded Earth Rods provide a safe path for such discharges, reducing the risk of fires, explosions, or damage to sensitive equipment. Their corrosion-resistant properties are especially beneficial in preventing degradation from chemical exposure.

    Oil Refineries and Power Plants: These facilities are characterized by heavy electrical equipment and high voltage operations, where the risk of electrical hazards is elevated. Using Copper Bonded Earth Rods ensures a robust grounding system that can handle high currents, safeguarding both the infrastructure and personnel from electrical faults.

    Railroads and Telecommunications: The integrity of signalling systems in railroads and the reliability of communications infrastructure are paramount. Grounding rods play a crucial role in protecting these systems from lightning strikes and electrical surges, ensuring uninterrupted service and safety.

    Water Treatment and Pumping Stations: These installations are often located in environments with high moisture levels, which can enhance the risk of electrical failures. The use of Copper Bonded Earth Rods helps in mitigating these risks by providing a dependable grounding mechanism, crucial for the operational safety and efficiency of these facilities.

    Broadcasters and Data Centers: For broadcasters and data centers, maintaining the integrity of electronic equipment is critical. Copper Bonded Earth Rods help protect these sensitive devices from external electrical interferences, including lightning, thereby ensuring the continuity of operations and data integrity. Telecommunications, Process Control, and Automation In the realm of telecommunications and automated systems, grounding is essential not just for safety but also for the accuracy and reliability of signals. These rods ensure that the systems are protected from electrical noises and surges, which can disrupt communications and automated processes.

    Digital Switches for Home and Remote Facilities: These rods are integral in grounding systems for digital switches used in home automation and remote control facilities, including those in petrochemical, LNG, and nuclear energy sectors. They ensure that these sensitive electronic devices are protected from electrical surges, enhancing their performance and longevity.

    Petrochemical, LNG, and Nuclear Energy Facilities: In these high-stake environments, where the risk of electrical and static discharges is magnified due to the presence of flammable materials or critical processes, Copper Bonded Earth Rods provide a safe and effective grounding path, mitigating risks of explosions or equipment failure.

    Transformer Neutral Grounding: The grounding of transformer neutrals is a critical aspect of managing fault currents and preventing voltage spikes. These rods ensure a stable and low resistance path to earth, which is vital for the protection of transformers and the stability of the electrical grid.

    Manufacturing Facilities and Refineries: In these industrial settings, grounding rods are crucial for protecting heavy machinery and electrical installations from lightning strikes and electrical surges, thereby ensuring uninterrupted production processes and safeguarding against potential damages.

    Data Centres, Telecom, and Broadcasters: For these sectors, maintaining operational integrity and protecting sensitive equipment from electrical noise and surges is paramount. Copper Bonded Earth Rods play a significant role in grounding systems that prevent data corruption and signal interference, ensuring reliability and continuity of service.

    Process Control and Automation, Hospitals, CNC Machines: In environments where precision and reliability are crucial, such as in process control systems, healthcare facilities, and CNC machining operations, grounding rods ensure that electrical and electronic equipment are shielded from unexpected electrical disturbances, maintaining operational accuracy and safety.

    Lightning Protection Systems: These rods are fundamental to lightning protection systems, providing a direct path for lightning strikes to dissipate safely into the ground, thereby protecting structures, people, and electrical systems from the potentially devastating impact of lightning.

    Power Generators, Telecommunication Towers, and Microwave Antennas: For power generation facilities, telecommunications infrastructure, and microwave antennas, grounding is essential not just for operational efficiency but also for safety. Copper Bonded Earth Rods ensure that these installations have a reliable grounding system to handle electrical surges and maintain uninterrupted service.

    Conclusion

    I hope you now have a clear understanding of Copper Rod for grounding their types. At Axis, we have a team of 40+ engineers who are here to help you in designing, installing and testing your Lightning Protection and Earthing Systems. Axis Earth Rods have been used in projects around the world from large scale data centres to everyday residential and commercial buildings.

     

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