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|1. (WO2017037892) AIR-CONDITIONING SYSTEM|
|Applicants:||MITSUBISHI ELECTRIC CORPORATION
An air-conditioning system which has a harmonic suppression device that suppresses harmonics generated in an air conditioner. The harmonic suppression device extracts a harmonic component included in a first load current flowing into an outdoor unit load and a second load current flowing into an indoor unit load, generates a compensation current to cancel the harmonic component, and causes the generated compensation current to join into the alternating current supplied to the air conditioner from an external power source.