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BBTZ/BBTQ cables are rigid, mineral-insulated fire-resistant cables designed for critical circuits requiring exceptional fire resistance, mechanical strength, and long-term reliability. Compliant with GB/T 13033 and international standards, they ensure uninterrupted power supply in extreme conditions, making them ideal for high-risk environments.
| Core Section (mm²) | 1 Core | 2 Cores | 3 Cores | 4 Cores | 5 Cores |
|---|---|---|---|---|---|
| 2.5 | 1 x 2.5 | 2 x 2.5 | 3 x 2.5 | 4 x 2.5 | 5 x 2.5 |
| 4 | 1 x 4 | 2 x 4 | 3 x 4 | 4 x 4 | 5 x 4 |
| 6 | 1 x 6 | 2 x 6 | 3 x 6 | 4 x 6 | 5 x 6 |
| 10 | 1 x 10 | 2 x 10 | 3 x 10 | 4 x 10 | 5 x 10 |
| 16 | 1 x 16 | 2 x 16 | 3 x 16 | 4 x 16 | 5 x 16 |
| 25 | 1 x 25 | 1 x 26 | 1 x 27 | 1 x 28 | 1 x 29 |
| Model | Core Configuration | Conductor Size | Voltage | Application |
|---|---|---|---|---|
| BBTZ-1x1.5 | Single Core | 1.5 mm² | 0.6/1kV | Emergency lighting, alarms |
| BBTZ-3x2.5 | 3 Cores | 2.5 mm² | 0.6/1kV | Fire pumps, elevators |
| BBTZ-4x6 | 4 Cores | 6.0 mm² | 1.8/3kV | Power distribution |
| BBTZ-5x10 | 5 Cores | 10.0 mm² | 1.8/3kV | Industrial machinery |
