railway DC/AC High-pressure salt and alkali wear-resistant multi core wire cable
railway DC/AC High-pressure salt and alkali wear-resistant multi core wire cable is a compact and flexible single-core cable that meets the requirements of modern rail transit cables. It has a small diameter and lightweight design. It is halogen-free, flame-retardant, low-smoke, and low-toxicity, meeting the requirements for abrasion resistance, ozone resistance, and oil resistance.
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Application:
Railway DC/AC High-pressure salt and alkali wear-resistant multi core wire cable is suitable for both fixed and moving components in the internal and external connections of locomotives and vehicles, in both DC and AC applications. It is particularly well-suited for applications involving inverter technology. It provides reliable electrical connections while meeting the stringent safety and performance standards required in rail transit systems.
Characteristic:
- Temperature resistance: -40°C to 105°C.
- Voltage rating: 3600V.
- Fire resistance rating: HL3.
- Insulation strength: Greater than 10MPa.
- Elongation at break: Greater than 125%.
- Cable bending radius: 6 times the cable outer diameter (6D).
- Features: Resistant to creep, wear, and compression; low smoke and halogen-free; solvent resistance; acid and alkali resistance; mineral oil resistance; fuel oil resistance; excellent low-temperature and high-temperature resistance; compact size and lightweight.
Industry Standard:
- TB/T1484.1-2017
- TJ/CL254-2013
- EN45545、HL1、HL2 、 HL3
- It complies with the requirements of BS6853:1999 for class la, lb and l locomotives regarding internal and external cables.
- Passed BS6853:1999 and DIN5510-2:2009 fire, smoke and toxicity tests.
- Comply with the requirements of flammability class S1~S5 in DIN5510-2:2009.
Structure:
- Conductor: Tinned copper conductor of Class 5 or Class 6 structure.
- Insulation: Cross-linked polyolefin (XLPO) achieved through radiation cross-linking.
- Shielding: Tinned copper braid.
- Jacket: Cross-linked polyolefin (XLPO) or elastomeric material.
Selection parameter
Number of cores * nominal cross section | Conductor diameter(d) | Average thickness of insulation | Outer diameter D | 20℃ conductor resistance | 20℃ insulation resistance | 90℃ insulation resistance | Reference weight | Combustion heat value | |
---|---|---|---|---|---|---|---|---|---|
Min. mm | Min. mm | Max. mm | Max.Ω/km | Min. mΩ.km | Min. mΩ.km | kg/km | KJ/m | ||
3X4.0 | 2.4 | 1.6 | 16 | 17 | 5.09 | 40 | 0.4 | 181 | 4476 |
6X4.0 | 2.4 | 1.6 | 22.3 | 23.3 | 5.09 | 40 | 0.4 | 342 | 8623 |
4X6.0 | 2.95 | 1.6 | 20.3 | 21.3 | 3.39 | 35 | 0.35 | 317 | 7022 |
2X10 | 3.9 | 1.8 | 19.2 | 20.2 | 1.95 | 30 | 0.3 | 283 | 5938 |
4X35 | 7.8 | 2.4 | 39 | 40.4 | 0.565 | 25 | 0.25 | 1583 | 19237 |