Copper Bonded Earth Electrode Pipe in Pipe
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Description
TRUESAFEâ„¢ Chemical Earthing manufactured by SG Power Products Pvt. Ltd. is a high-quality Copper Bonded Electrode designed for reliable electrical grounding and earthing systems. The electrode features a 40 mm diameter with Class B pipe thickness and a total length of 1 metre. It is supplied with a 25x5x75 mm terminal including 10mm * 2 holes holes for secure cable connection, ensuring effective dissipation of fault current in electrical installations.
The electrode is internally filled with Crystalline Conductive Mix to enhance conductivity and grounding efficiency, and is constructed with Sealed End ends for durability and long service life. Designed according to IS3043 standards, this earthing electrode is capable of carrying fault current up to 25 kA for 1 Sec., making it suitable for industrial, commercial, and residential grounding applications.
Datasheet (PDF)Technical Data
| Manufacturer | SG Power Products Pvt. Ltd. |
| Product | TRUESAFEâ„¢ Chemical Earthing |
| Model | CBE40SG100 |
| Make | SGPL |
| Material Description | Copper Bonded Electrode |
| Dia of Electrod | 40 mm |
Why Specify a Pipe in Pipe Copper Bonded Earth Electrode?
A pipe in pipe copper bonded earth electrode uses two concentric pipes with conductive compound packed between them. This twin-pipe design gives more conductive surface inside the electrode than a single-pipe design, which helps it handle higher fault currents and maintain stable resistance on substations, industrial plants and other high fault level sites.
Pipe in Pipe at a Glance
| Item | Details |
|---|---|
| Construction | Outer and inner pipe with crystalline conductive mix between them |
| Best suited for | Substations, industrial plants, railways, higher fault level systems |
| Model numbers | CBE40SG100 (40 mm, 1 m) |
How Is a Pipe in Pipe Copper Bonded Earth Electrode Constructed?
A pipe in pipe copper bonded earth electrode is built from an outer copper bonded pipe and a smaller inner pipe placed concentrically inside it. The annular space between the two pipes is pressure-filled with crystalline conductive mix, and the terminal is connected so fault current can flow through both pipes and the compound into the surrounding backfill and soil.
1. Outer pipe
The copper bonded outer pipe is in direct contact with the backfill compound and forms the main dissipation surface.
2. Inner pipe
The inner pipe adds a second internal conductive path and increases the conductive area inside the electrode.
3. Conductive compound
The crystalline conductive mix between the pipes links them electrically and helps keep resistance stable as soil moisture changes.
4. Sealed ends
Both ends are sealed so the compound stays in place over the electrode's service life.
When Should You Choose Pipe in Pipe?
Choose a pipe in pipe copper bonded earth electrode when the site has a higher fault level, when the earthing must stay stable under repeated fault or surge conditions, or when fewer electrodes are preferred to reach the target earth resistance.
Substations and switchyards where fault levels are higher and electrodes are usually connected into an earth mat or grid.
Industrial plants with large motors, transformers and heavy process equipment.
Railway and metro projects that need robust earthing for traction, signalling and station systems.
High soil resistivity sites where a larger conductive surface helps reduce the number of electrodes needed.
Lightning protection earthing on critical structures, where the electrode must handle repeated surge currents.
For commercial buildings and general LV installations, the Standard copper bonded earth electrode is usually more economical. Where maximum mechanical robustness is the priority, compare the Strip in Pipe copper bonded earth electrode.