HomeIndustrySafeguarding Infrastructure: The Critical Role of Copper Rods in Grounding Systems

Safeguarding Infrastructure: The Critical Role of Copper Rods in Grounding Systems

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 Rods 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 (mm)Total Length (mm)Thread DiameterE-Code
112.512009/16″CBR1412TNU
212.542009/16″CBR1414TNU
312.515009/16″CBR1415TNU
412.518009/16″CBR1418TNU
512.524009/16″CBR1424TNU
612.530009/16″CBR1430TNU
714.212005/8″CBR1612TNU
814.215005/8″CBR1615TNU
914.218005/8″CBR1618TNU
1014.220005/8″CBR1620TNU
1114.224005/8″CBR1624TNU
1214.230005/8″CBR1630TNU
1317.212003/4″CBR2012TNU
1417.215003/4″CBR2015TNU
1517.218003/4″CBR2018TNU
1617.224003/4″CBR2024TNU
1717.230003/4″CBR2030TNU

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.

Table 1: Copper Bonded Earth Rods

Sr. No.Rod Diameter (mm)Total Length (mm)E-Code
19.51200CBR0912PNU
212.51200CBR1412TNU
312.51400CBR1414TNU
412.51500CBR1415TNU
512.51800CBR1418TNU
612.52400CBR1424TNU
712.53000CBR1430TNU
814.21200CBR1612PNU
914.21500CBR1615PNU
1014.21800CBR1618PNU
1114.22000CBR1620PNU
1214.22400CBR1624PNU
1314.23000CBR1630PNU
14161200CBR1812PNU
15161500CBR1815PNU
16161800CBR1818PNU
17162400CBR1824PNU
18163000CBR1830PNU
1917.21200CBR2012PNU
2017.21500CBR2015PNU
2117.21800CBR2018PNU
2217.22400CBR2024PNU
2317.23000CBR2030PNU
24191200CBR1912PNU
25191500CBR1915PNU
26191800CBR1918PNU
27192400CBR1924PNU
28193000CBR1930PNU
29251800CBR2518PNU
30252400CBR2524PNU
31253000CBR2530PNU

Table 2: Couplers Press Fit for Unthreaded Rods (Made up of Copper Alloy)

Thread Diameter (mm)E-Code
9.5PFC009
12.5PFC012
14.2PFC014
16PFC016
17.2PFC017
19PFC019
25PFC025

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.

Specification of Pure Copper Bonded Earth Rods – Internal Threaded

Sr. No.Rod Diameter (mm)Total Length (mm)Thread DiameterE-Code
1141200M10SCR1412
214150M10SCR1415
3151200M10SCR1512
4151500M10SCR1515
5161200M10SCR1612
6161500M10SCR1615
7201200M12SCR2012
8201500M12SCR2015


Here is the data presented in two separate tables for clarity:

Table 1: Spikes (Made up of Re-usable high tensile steel)

Thread DiameterE-Code
M10DS0010
M12DS0012

Table 2: Internal Coupling Dowels (Made up of Copper Alloy / SS)

Thread DiameterE-Code
M10DC0010
M12DC0012

Pure Copper Earth Rods with external threading are constructed from solid copper, specifically chosen for their 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. 

Sr. No.Rod Diameter (mm)Total Length (mm)Thread DiameterE-Code
112.512009/16″ARC1412
212.515009/16″ARC1415
312.518009/16″ARC1418
412.524009/16″ARC1424
512.530009/16″ARC1430
614.212005/8″ARC1612
714.215005/8″ARC1615
814.218005/8″ARC1618
914.224005/8″ARC1624
1014.230005/8″ARC1630
1117.212003/4″ARC2012
1217.215003/4″ARC2015
1317.218003/4″ARC2018
1417.224003/4″ARC2024
1517.230003/4″ARC2030

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:

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 centres, 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 the 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 design, install and test 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.

abdul waheed
abdul waheed
Abdul Waheed is a seasoned business blogger, specializing in entrepreneurship and small business management. With over 10 years of experience, he offers invaluable insights and practical guidance to aspiring entrepreneurs, helping them navigate the challenges of starting and growing a successful business.
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