The utility model relates to a KW-level off-grid and on-grid type direct-driven permanent wind-driven generator set, comprising a wind wheel unit, a transmission and generation unit, a cabin supporting unit and a power generation control output unit, wherein the wind wheel unit comprises a blade and a hub; the transmission and generation unit is a permanent wind-driven generator; and the cabin supporting unit comprises a cabin rotary underframe, a steering yawing mechanism, a steering yawing bearing and a machine set tower. The whole structure of the KW-level off-grid and on-grid type direct-driven permanent wind-driven generator set disclosed by the utility model utilizes an optimal design theory, thus the reliability of the generator set is more stable and safer, the transportation and the installation are convenient, and the KW-level off-grid and on-grid type direct-driven permanent wind-driven generator set disclosed by the utility model can be a wind-driven generator of a middle type generator set in all areas with a wind resource, can build an independent power supply station singly and can also build an independent wind power field by multiple generator sets after networking.