Air conditioner with reduced standby power consumption of the outdoor unit on the basis of a three wire cable connection between indoor and outdoor unit

(19)

(11)

EP 2 241 831 A8

(12)	CORRECTED EUROPEAN PATENT APPLICATION
	Note: Bibliography reflects the latest situation

(15)	Correction information:
	Corrected version no 1 (W1 A1)

(48)	Corrigendum issued on:
	09.02.2011 Bulletin 2011/06

(43)	Date of publication:
	20.10.2010 Bulletin 2010/42

(21)	Application number: 10002461.1

(22)	Date of filing: 09.03.2010

(51)

International Patent Classification (IPC):

F24F 1/00^(2006.01)

F24F 11/00^(2006.01)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
	Designated Extension States:
	AL BA ME RS

(30)

Priority:

06.04.2009 JP 2009091723

(71)	Applicant: Mitsubishi Electric Corporation
	Tokyo 100-8310 (JP)

(72)	Inventors:
	Sugiyama, Toshiya Tokyo 102-0073 (JP) Tanifuji, Hitoshi Tokyo 102-0073 (JP)

(74)	Representative: Pfenning, Meinig & Partner GbR
	Patent- und Rechtsanwälte Theresienhöhe 13 80339 München 80339 München (DE)

(54)	Air conditioner with reduced standby power consumption of the outdoor unit on the basis of a three wire cable connection between indoor and outdoor unit

(57) To obtain an air conditioner which is capable of reducing standby condition power consumption.
An indoor unit (2) includes an outdoor activation relay (22) configured to open and close a connection between a power line (8) and a signal line (16), and an indoor control unit (5) configured to operate the outdoor activation relay (22) and supply the utility power (7) between the signal line (16) and a power signal common line (9), and the indoor control unit (5) opens a connection between the power line (8) and the power signal common line (9) in a standby condition.