Begehbarer Kabelkanal & Kabelrinne für Industrieanlagen
The walkable cable tray system for effective protection of supply cables
In modern industrial plants, the ambient conditions represent a major danger to sensitive power, data and control cables. Soiling, vibrations and industrial influences create a tough environment. This is why it is even more important for the electrical installations of machines and plants to withstand the different loads reliably. The BKRS walkable cable tray system from OBO offers a closed space for routing cables, protecting them against soiling and footfall. Special dust protection elements on cover joints prevent the ingress of foreign bodies.
The cable ducts with covers are designed for the highest loads, which frequently occur in the vicinity of machines and automated production systems with robotic systems. The cable ducts are available with the side heights 100 mm and 110 mm. Six different widths between 100 and 600 mm offer the right cable duct for any purpose in areas such as machining, mounting and production. The dimensions and materials of the walkable cable tray system mean that they satisfy the guidelines and requirements of different industries, for example countless car manufacturers. Major players such as BMW and VW already use the walkable cable trays from OBO.

Overview of the benefits of the BKRS walkable cable tray system
- Tested slip prevention and displacement space
With the newly developed chequer arrangement, the covers of the BKRS from OBO are non-slip and hard-wearing, ensuring stability and thereby minimising the risk of accidents in daily use. The cable ducts possess tested R11 slip prevention and a V10 displacement space according to the valid regulations. - Tested footfall load
The walkable cable tray system corresponds to the valid product standard IEC 61537 and was tested according to all the relevant standards and, with the strip galvanised chequer plate cover for cable ducts, guarantees a footfall load of at least 350 kg according to EN 50085-2-2. - Clear separation between different cables
Through the use of a barrier strip, power, control and data cables are insulated according to DIN EN 50147, to ensure electromagnetic compatibility.
- Optimised protection for cables
With their excellent mechanical stability, the walkable cable trays provide cables with effective protection against loads, footfall, dirt or dust. The optimal shielding of the walkable cable ducts guarantees electromagnetic compatibility. - Include the cable tray system in the functional equipotential bonding without screws
The walkable cable tray system can be integrated quickly and without screws into the functional equipotential bonding using the KFL clamp spring and AKL connection terminal. This guarantees the electrical conductivity according to IEC 61537 – Cable management.






Cable trays made by OBO
The non-slip covers for our cable trays are produced in two production steps: on the punching system and on the profiling system. Besides the quality checks before each production step, a camera in the punching system checks the function dimensions of the cable ducts. The chequer plate covers of our walkable cable ducts make them even more slip-resistant. The production of the covers takes place primarily on the punching system. OBO Bettermann owns a product patent for the innovative production method used here.
For each product, OBO provides comprehensive documentation, including all data sheets and load capacity test reports. We also supply all the necessary evidence confirming adherence to the manufacturers’ specifications. We are continuously working on making our products and production processes even better – so that you can always rely on OBO quality.

Automotive: Electrical installation in chassis construction
In the automotive sector, OBO concentrates mainly on system construction and conveyor technology. Our focus is on chassis construction.
You can also see the mounting variants of the BKRS walkable cable tray system in our video:
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