



Polypropylene/Concrete Inspection Earth Pit
A Polypropylene/Concrete Inspection Earth Pit is a component used in lightning protection and grounding systems to provide a low-impedance connection for the purpose of dissipating electrical energy and protecting structures from lightning strikes.
Product Details
Product Overview
- Standard: IEC 62561
- Material: Heavy high – grade polypropylene, Concrete
- Max load test: 5000kg (Polypropylene), 6000 kg (Concrete)

Product Details
The earth pit serves as a reference point for grounding conductors and grounding electrodes. It helps to redirect the electrical energy from a lightning strike into the ground, preventing damage to structures and electrical equipment.
♦ Polypropylene Earth Pit:
- It is primarily constructed using polypropylene, a durable and corrosion-resistant plastic material. It provides excellent resistance to chemical degradation and is often chosen for its lightweight and easy handling properties.
- Polypropylene has excellent corrosion resistance, making it well-suited for installations in corrosive environments, such as coastal areas or areas with high soil moisture content.
- Polypropylene earth pits are lightweight, making them easier to handle and install. This feature can be advantageous when considering transportation and on-site installation.
- It is made predominantly of concrete. Concrete offers high mechanical strength and stability, making it suitable for long-term use in various environmental conditions.
- Concrete earth pits are relatively heavier due to the density of the material. They require more effort for transportation and installation.
In summary, the choice between a polypropylene inspection earth pit and a concrete inspection earth pit depends on factors such as environmental conditions, corrosion resistance needs, installation preferences, and project-specific requirements. Both types serve the purpose of providing a low-impedance connection to the earth for lightning protection and grounding systems, but they differ in material composition, characteristics, and handling properties.
Reference and Packing
CVL® Polypropylene / Concrete Inspection Earth Pit |
|
Product code |
Size
(mm) |
HKTTD2525 |
250 x 250 |
HKTTD3232 |
320 x 320 |