Buried cables for airfield lighting circuit
- Product description
1. Product executive standard
2. Product application scope
Buried cable for airfield lighting circuit.
3. Product use characteristics
3.1. Rated voltage: 5kV.
3.2. The maximum allowable working temperature of conductor is 90 ℃, and the maximum temperature of conductor in case of short circuit (the short circuit time shall not exceed 5S) is 250 ℃.
3.3. Ambient temperature of cable installation: - Ge; 0 ℃; ambient temperature of cable use: - 25 ℃ ~ + 65 ℃.
3.4. Minimum bending radius of cable installation: 12D.
4. Main technical indexes of cable
4.1. Conductor structure: bare copper, conforming to the second type of stranded conductor in GB / T 3956.
4.2. Conductor shielding, insulation and insulation shielding adopt the fully enclosed chemical crosslinking three-layer coextrusion process, and the material performance meets the relevant requirements of MH / T 6049.
4.3. Shielding material: copper tape, meeting the relevant requirements of MH / T 6049.
4.4. Sheath material: polyethylene, polyvinyl chloride hydrocarbon, in accordance with the relevant requirements of MH / T 6049.
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