法国国营铁路的第一批空调装置1954年装在巴黎——尼斯的Mistral列车的两节带酒吧间的客车上,接着空调装置就被应用到很舒适的Mistral和TEE列车,以及某些专用客车上,如餐车和卧车。1974年,法国国营铁路大约有300辆空调客车。一、客车的供电方式 1971年以前,空调装置的供电方式: (1)大多数车辆采用内燃发电机组供给的50Hz的380V的交流电; The first air-conditioning units of the French state-run railway were installed in 1954 on two buses with bars in the Paris-Nice Mistral train, which were then applied to very comfortable Mistral and TEE trains, as well as to some dedicated passenger cars On, such as dining car and sleeper. In 1974, the French state-run railway had about 300 air-conditioned buses. First, the bus’s power supply Before 1971, air-conditioning installation of power supply: (1) most of the vehicles using internal combustion generating units to supply 50Hz 380V AC;