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Patent Searching and Data


Title:
AIR CONDITIONER
Document Type and Number:
Japanese Patent JPH03160257
Kind Code:
A
Abstract:

PURPOSE: To perform efficient air conditioning with a small energy loss through a simple control by providing a controller for controlling a ventilation fan in a heat exchanging operation when an indoor unit is operated for heating or cooling the room or in a normal ventilation when the unit is ventilated.

CONSTITUTION: A controller 9 has an indoor control unit 92 connected with a remote controller 91, an outdoor control unit 93 and a ventilation fan control unit 94. The unit 92 controls to drive a fan motor 11 in an indoor unit 1. A ventilation control unit 84 controls to drive motors 71a, 72a of air supply fans 71, 72 and a switching damper motor 73c. The units 92, 94, etc., are commonly connected to a power terminal 10 including that for motor drive. The controller 9 drives to switch the switching damper motor 73c' of a ventilation fan 7 to heat exchange outdoor air through a heat exchanging filter 73a at the time of room cooling and heating, and controls to switch a switching damper 73C to introduce the outer air from the fan 71 into an indoor supply duct 61 and to normally ventilate through the duct 73b at the time of ventilation.


Inventors:
SUMA CHIKAU
MIYAZAKI KOICHI
Application Number:
JP1989000301387
Publication Date:
July 10, 1991
Filing Date:
November 20, 1989
Export Citation:
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Assignee:
TOSHIBA CORP
International Classes:
F24F7/007; F24F11/02; (IPC1-7): F24F7/007; F24F11/02