Fireproof rail transit cable

The utility model relates to the technical field of cables. The utility model relates to a cable, in particular to a fireproof rail transit cable. It comprises a conductor, wherein the irradiation crosslinking polyolefin insulating layer is extruded outside the conductor; the cable comprises an irradiation crosslinking polyolefin insulating layer, a metal wire and fiber braided layer wrapping theirradiation crosslinking polyolefin insulating layer, an isolation layer wrapping the metal wire and fiber braided layer, a ceramic silicone rubber layer wrapping the isolation layer, and an irradiation crosslinking polyolefin sheath layer wrapping the ceramic silicone rubber layer in an extruded manner. The cable provided by the utility model has the characteristics of low smoke, no (or low) halogen, flame retardance, oil resistance, ultraviolet light resistance, moisture resistance and the like, and is good in electromagnetic shielding performance, tensile property, flexibility and fireproofperformance. 本实用新型涉及电缆技术领