WATER SUPPLY APPARATUS
First Claim
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1. A water supply apparatus comprising:
- an outdoor unit installed outdoors; and
a cascade unit to receive refrigerant from the outdoor unit and to generate at least one of hot water of a first temperature and hot water of a second temperature, which is higher than the first temperature.
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Abstract
Disclosed herein is a water supply apparatus which may include an outdoor unit installed outdoors, and a cascade unit to receive refrigerant from the outdoor unit and generate hot water of a first temperature and/or hot water of a second temperature higher than the first temperature. The water supply apparatus may generate hot water of the first temperature, hot water of the second temperature higher than the first temperature and/or cold water.
19 Citations
15 Claims
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1. A water supply apparatus comprising:
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an outdoor unit installed outdoors; and a cascade unit to receive refrigerant from the outdoor unit and to generate at least one of hot water of a first temperature and hot water of a second temperature, which is higher than the first temperature. - View Dependent Claims (2, 3, 4, 5, 6, 14, 15)
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7. A water supply apparatus comprising:
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a first compressor to compress first refrigerant; a first heat exchanger to enable the first refrigerant to exchange heat with outdoor air; a second compressor to compress second refrigerant; a second heat exchanger to enable water supplied from an external water supply source to exchange heat with the first refrigerant; a third heat exchanger to enable the second refrigerant to be suctioned into the second compressor to be heated by the first refrigerant; and a fourth heat exchanger to enable water supplied from the external water supply source to exchange heat with the second refrigerant discharged from the second compressor. - View Dependent Claims (8, 9, 10, 11, 12, 13)
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Specification