Fiber Expansion Box, Underground, 12 Core

Underground, Direct installation fiber expansion box, 1 box, each box is suitable for 12 core fiber expansion.

The box includes a fiber box.

 

 

Features and Advantages

• Suitable for direct transition, branching, and connection in all optical communication passive networks such as FTTH, FTTB.

• Small dome-shaped fiber optic expansion box (2-2).

• Highly durable PP synthetic plastic material.

• Casing thickness ≥4 mm, advanced insulation and heat resistance.

• Corrosion resistance, aging resistance, perfect flame resistance, and long service life.

• Flexible heat-resistant and non-leakage, sticky riveted cover.

• Reusability, capacity expansion compatible, easy installation and setup, perfect non-leakage.

Installation Methods

• Direct burial: Can be buried directly after being filled.

• Wall mounting: Can be mounted with anchor bolts on the pipe.

• Aerial hanging: Can be hung with anchor bolts on a steel tele pole.

Basic Accessories

1. Cable tie

2. Flexible heat tube

3. PVC tube

4. Aerial hanging accessories

5. Flexible heat protection tube

6. Silver paper

7. Alcohol cleaning paper

8. Zinc paper

9. Soil protection cable

 

Technical Data

1. Complies with various technical data of YD/T814.1-2013 standard.

2. Cable entry: 4 entries

3. Cable diameter: φ7 – φ20

4. Maximum capacity: 12 fiber * 2 shelves = 24 fiber (single)

5. Sealing method: silicone rubber

6. Dimensions: φ85MM * 330MM

7. Weight: 1.5 kg

8. Service life: 25 years

9. Operating temperature: -40℃ to +60℃
   Atmospheric pressure: 100 kPa / 24 hours

10. Sealing performance: compression pressure 70–106 kPa

11. Tensile strength: 800 N / 1 minute

12. Cutting strength: 2000 N / 100 minutes

13. Impact strength: 1 m / 1.6 kg steel ball / 3 times

14. Bending strength: 150 N / ±45° / 10 cycles

15. Bending moment: 50 N·m / +90° / 10 cycles

16. Insulation resistance: 2 * 10⁴ MΩ / 500 V

17. Compression strength: 15 kV / 1 minute / 10 mA

18. Protection class: IP68