General
Degree of protection	Internal gearing
Material	PA66
Colour	Natural colour
Mounting method	manual or with processing tool
Application	bundling and securing of cables, wires and hoses
Compatibility	MK10-SB, EVO7iSP, MK20 BLAU, EVO7i

The cable tie UB250C-N-PA66-NA-C1 from HellermannTyton is a plastic fastening element designed for bundling and securing cables, wires, and hoses in technical installations. It features an internal toothed mechanism that ensures a secure and permanent locking, and is entirely made of PA66 (polyamide 66), a robust plastic known for its mechanical strength and heat resistance. Installation can be done either manually or with a special processing tool, which facilitates mounting in tight or hard-to-reach areas.

Applications
This cable tie is intended for use in indoor installations where reliable and simple fastening of cable bundles is required. It is particularly suitable for installations in electrical and IT infrastructures, such as in server rooms, enclosures, or for cabling of machines and systems. The PA6ron composition ensures high strength and resistance to mechanical stress and temperatures typically encountered during operation.

Functions and Features in Detail
The cable tie has an internal toothed mechanism that enables a secure locking when the strap is tightened. This design prevents accidental opening and ensures stable fastening. The PA66 material is fully made of plastic, offering high mechanical strength and good resistance to moisture and temperature fluctuations. The cable tie is natural in color, making it suitable for applications where unobtrusive integration into existing installations is desired.

Technical Explanation
The internal toothed mechanism works on the principle of a ratchet lock: when tightening the cable tie, the teeth engage with the inner side of the strap and hold it securely at the desired position. This technology allows for precise and secure fastening without additional tools. PA66 is a thermoplastic polyamide known for its high strength, heat resistance, and chemical resistance. It is particularly suitable for technical applications involving mechanical stress and environmental influences.

Compatibility and Accessories
The cable tie can be used with various processing tools specifically designed for cable tie installation. Compatible tools include the MK10-SB (item number 110-10001), the EVO7iSP processing tool (110-77002), the MK20 BLAU (110-20006), and the EVO7i processing tool (110-77001). These tools facilitate installation, especially for large quantities or in hard-to-reach areas, ensuring uniform and clean processing.

Installation and Mounting
Mounting can be done manually by placing the cable tie around the cable or wire to be secured and pulling it tight by hand, or using a processing tool. During manual installation, the strap is pulled to the desired tension and then locked by pulling the head of the cable tie into the toothed mechanism. When using a tool, the cable tie is inserted into the tool, which automates the locking process and ensures uniform tension.

Operational Advantages
The cable tie offers a simple and reliable fastening solution characterized by high mechanical strength and durability. The use of PA66 ensures long service life and good resistance to environmental influences. The internal toothed mechanism provides a secure lock that remains stable even under load. The ability to install the cable tie both manually and with tools increases installation flexibility and adapts to different working conditions.