TypeNG-A · BTLY
Mineral-Barrier Fire-Resistant Cable
Defence in depth, layer by mineral layer.
Each core is wrapped in a mineral compound barrier that ceramifies into a hard shield under fire, with an overall metallic sheath for mechanical defence. Circuit integrity preserved for metros, tunnels and high-rise evacuation lifelines.
Technical data
- Rated voltage
- 0.6/1 kV
- Fire rating
- 950 °C · 180 min
- Smoke toxicity
- LSZH
- Standards
- GB/T 34926 · IEC 60331
