Mineral-Insulated Fire-Resistant Cable
Magnesium Oxide Mineral-Insulated Cable (0.6/1kV and below)
Magnesium Oxide Mineral-Insulated Cable (0.6/1kV and below) covers the BTTQ, BTTZ, BTTVQ, BTTVZ, BTTYZ model series in the Mineral-Insulated Fire-Resistant Cable range, with 500/750/1000V (0.6/1kV and below) rating, 1 core; 2~5 cores and 1 core:6~400mm²; 2~5 cores:2.5~25mm².
- Model series
- BTTQ, BTTZ, BTTVQ, BTTVZ, BTTYZ
- Rated voltage
- 500/750/1000V (0.6/1kV and below)
- Core configuration
- 1 core; 2~5 cores
- Standard
- GB/T13033.1(IEC 60702-1)
Product Overview
Catalog-matched product identity
Magnesium Oxide Mineral-Insulated Cable (0.6/1kV and below) covers the BTTQ, BTTZ, BTTVQ, BTTVZ, BTTYZ model series in the Mineral-Insulated Fire-Resistant Cable range, with 500/750/1000V (0.6/1kV and below) rating, 1 core; 2~5 cores and 1 core:6~400mm²; 2~5 cores:2.5~25mm².
Technical Data
Customer catalog values
Product categoryMineral-Insulated Fire-Resistant Cable
Model seriesBTTQ, BTTZ, BTTVQ, BTTVZ, BTTYZ
Rated voltage500/750/1000V (0.6/1kV and below)
Core configuration1 core; 2~5 cores
Conductor cross-section1 core:6~400mm²; 2~5 cores:2.5~25mm²
InsulationMineral insulation (magnesium oxide)
SheathSeamless copper sheath; optional PVC (V) or LSZH polyolefin (Y) oversheath
Operating temperatureNormal operating temperature up to 250°C; short-duration temperature may approach the copper melting point of 1083°C
Fire performanceInherently fire-resistant
StandardGB/T13033.1(IEC 60702-1)
Names, models and ratings are transcribed from the customer-supplied catalog. Final configuration follows the approved model and project schedule.
Applications
Application scope
Mineral-Insulated Fire-Resistant Cable500/750/1000V (0.6/1kV and below) systemsProject-specific electrical installations
