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Tameson UK£43.04Visit shop Lapp Blue Liy Installation Wire - 4126002S-250 [250 Meters] - Nominal Cross Section Conductor: 0.25 Mm2
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This guide is for electrical installers, DIY enthusiasts, and engineers working with low-voltage applications requiring flexible wiring. The Lapp LiY 70° xx installation wire offers a reliable and flexible solution for internal wiring, with a key benefit being its pliable nature for ease of routing. A caveat to consider is its nominal voltage rating of 50V, making it unsuitable for high-power circuits. This blue 0.25 mm² hook-up wire features a flexible conductor, PVC insulation, and a processing temperature range of -30°C to +70°C.
| Colour | Blue |
|---|---|
| Model Part Number | 4126002S |
| Brand | LAPP |
The Lapp LiY 70° xx installation wire has a nominal voltage rating of 50V. It is suitable for low-voltage applications only.
No, this wire is not rated for mains power (e.g., 120V or 240V). Its 50V rating restricts it to low-voltage signal and control circuits.
Class 5 refers to the flexibility of the conductor, meaning it is made up of many fine strands of copper, making it very pliable and easy to bend, ideal for applications with movement or tight spaces.
The wire is rated for processing and operation temperatures between -30°C and +70°C.
This particular wire is blue. Lapp offers this LiY series wire in various colors (e.g., white, black, orange, red, green, grey) to aid in wire management and identification.
The PVC insulation offers some protection, but this wire is primarily designed for internal installations. For outdoor use, additional protective conduit or weather-resistant cabling would be recommended.
For stripping, a fine-gauge wire stripper is recommended. For termination, appropriate crimping tools or screw terminals designed for 0.25mm² wire are necessary.
Check for loose connections at termination points. Ensure the conductor is fully seated and secured in terminals. Inspect the wire for any visible damage or breaks.
Verify that the correct wire flexibility class (Class 5) is being used. If more flexibility is needed, consider alternative stranded wire options with finer strands.
Ensure the connection is properly made and rated for the current. The 0.25mm² cross-section is for low-current applications; ensure it is not overloaded. Re-terminate if the connection appears poor.
Use a wire stripper specifically designed for fine-gauge wires. Practice gentle stripping techniques to avoid damaging the conductor or insulation.
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