WDZN-BYJ cable is a low smoke zero halogen flame retardant fire-resistant solid copper core XLPE insulated building wire. It is a single-core non-sheathed wiring cable, specially designed for fixed laying in high fire safety and environmental protection required occasions, meeting national standard and international wiring application norms.

Specifications & Technical Parameters
| Conductor | Solid bare copper conductor |
| Insulation material | XLPE |
| Rated voltage | 450/750V |
| Long-term working temperature | 90°C |
| Fire performance | Flame retardant, fire resistant |
| Feature | Low smoke, zero halogen, non-toxic |
| Common cross-section | 1.5mm², 2.5mm², 4mm², 6mm², 10mm², 16mm², 25mm² etc. |
| Installation type | Fixed indoor laying, concealed wiring, pipe wiring |
Material, Appearance & Design
- The conductor uses high-purity solid copper, with high conductivity, low resistance, and stable current transmission.
- Insulation layer uses high-performance XLPE cross-linked polyethylene material, with uniform thickness, smooth surface, and tight adhesion to the conductor.
- No outer sheath design, single-core round structure, lightweight, and easy stripping.
- Standard color classification for circuit identification, convenient construction, and circuit maintenance.
- Compact structure, good compression resistance, and not easy to deform during laying.

Product Advantages
- Low smoke zero halogen: No harmful halogen gas released when burning, low smoke density, reducing visibility obstruction in fire.
- Flame retardant & fire resistant: It can maintain normal power transmission for a certain period under fire conditions, ensuring emergency power supply.
- High temperature resistance: Long-term 90°C heat resistance, higher ampacity than ordinary PVC wires.
- Aging & corrosion resistance: XLPE insulation has excellent anti-aging performance, long service life and strong environmental adaptability.
- Safe and eco-friendly: Non-toxic and tasteless, suitable for closed and crowded public places.
- Easy construction: Flexible layout, easy to cut, strip and pipe laying, saving construction time.
Application Scenarios
Widely used in places with strict fire protection and environmental requirements:
- High-rise residential buildings, commercial buildings and office buildings
- Hospitals, schools, shopping malls, hotels and crowded public areas
- Subway, airport, railway station and transportation hub
- Underground engineering, tunnel, elevator matching wiring
- Emergency lighting, fire control system and power distribution circuit
- Industrial plant indoor fixed wiring and renovation project
Quality Assurance
Our products pass strict quality inspections, comply with international standards, and offer customized and after-sales services. Welcome to contact Zhejiang Zhongjing Wire & Cable Co., Ltd.

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