| 摘要 |
A generator (40) and an engine (41) for driving the generator (40) are provided. In addition, an inverter section (70) for converting power output from the generator (40) and outputting the power and an electric compressor (22) driven by the power output from the inverter section (70) are provided. The generator (40), the engine (41), the inverter section (70), and the electric compressor (22) are accommodated in a casing unit (31). A cooling section (26, 40a, 90, 95) for cooling the inverter section (70) by air outside a compartment of a trailer (11) is provided.
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