To provide a wind turbine, a lightning protection system for wind turbine, and a method for protecting component of wind turbine against lightning strike.

The lightning protection system for wind turbine (1) is provided. The system includes at least one insulated high-voltage cable (12a), a pickup unit (14), and an additional insulated high-voltage cable (12b). At least one insulated high-voltage cable (12a) is electrically connected to a lightning receptor and the pickup unit (14). The pickup unit (14) can be electrically connected to electrically grounded members (5, 6) by means of the additional insulated high-voltage cable (12b).