AIR CONDITIONER

An air conditioner (110) includes an indoor unit (2) and an outdoor unit (1). The outdoor unit (1) includes: a DC motor (3); an inrush-current prevention relay (18) having a coil part (20a) and a contact part (20b) provided on a supply line (A) of an AC power supply (7) that is a power supply of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TAKAGI, Tomoyuki, YAMAMOTO, Keishi, SUGIYAMA, Toshiya
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:An air conditioner (110) includes an indoor unit (2) and an outdoor unit (1). The outdoor unit (1) includes: a DC motor (3); an inrush-current prevention relay (18) having a coil part (20a) and a contact part (20b) provided on a supply line (A) of an AC power supply (7) that is a power supply of the outdoor unit (1), in which the contact part (20b) is placed in an electrically-disconnected state when any current does not flow through the coil part (20a) and is placed in an electrically-connected state when a current flows through the coil part (20a); a PTC (19) connected in parallel to the contact part (20b); and a temperature protector (5) provided on a supply line (B) of a relay-driving power supply (21) that is a power supply of the inrush-current prevention relay (18) and provided to the DC motor (3), which is in an electrically-connected state when a temperature of the DC motor (3) is lower than a predetermined temperature, but is in an electrically-disconnected state when the temperature of the DC motor (3) reaches a predetermined temperature or higher.