![5-1-3. Temperature Charts (CU-4KE31NBU)](/images/new-backgrounds/30895/3089583x1.webp)
5-1-3. Temperature Charts (CU-4KE31NBU)
Outdoor Unit | Indoor Unit | |||
| Cooling Characteristics |
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| Heating Characteristics |
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(RH : 46%, Indoor fan speed : High fan) (230V, 60Hz)
(RH : 85%, Indoor fan speed : High fan) (230V, 60Hz)
(1) Low pressure performance chart
servicevalve | psig(MPaG) | 174 | Lo fan | Hi fan | Hi fan | HH fan |
(1.2) |
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tube |
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| . 86°F (30°C) | |
wide |
| (1.0) |
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| Indoor | air temp |
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| 80°F | (27°C) | |
at |
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| (24°C) | |
Low pressure |
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| 75°F | |
| 118 |
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| (0.8) |
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| 90 |
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| (0.6)77 |
| 86 | 95 | 104 |
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| (30) | (35) | (40) |
Outdoor air temperature °F (°C)
(1) High pressure performance chart
service valve | psig (MPaG) | 506 |
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(3.5) |
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| (23°C) |
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434 |
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| 73°F | (21°C) |
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(3.0) |
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| temp | 70°F | (17°C) |
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tube |
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| air |
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| 63°F |
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| Indoor |
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wide |
| 362 |
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| (2.5) |
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at |
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High pressure |
| 290 |
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| (2.0) |
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| 218 |
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| (1.5) 23 | 32 | 41 | 50 | 59 |
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| 68 | 77 |
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| (0) | (5) | (10) | (15) |
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| (20) | (25) |
Outdoor air temperature °F (°C)
(2) Operating current performance chart
| 5 |
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| Lo fan | Hi fan |
| Hi fan |
| HH fan | ||
(A) |
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| (27°C) | |
current |
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| (30°C) |
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| .86°F | 80°F |
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| 75°F | ||||
4 |
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Operating |
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| air |
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| Indoor |
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| 3 | 86 |
| 95 |
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| 104 | |
| 77 |
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| (25) | (30) |
| (35) |
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| (40) |
Outdoor air temperature °F (°C)
(2) Operating current performance chart
| 9 |
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| 8 |
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| (23°C) |
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(A) |
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| 73°F |
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current |
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| . | (21°C) |
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7 |
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| air | 70°F |
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| Indoor | (17°C) |
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Operating | 6 |
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| 63°F |
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| 5 |
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| 4 | 32 | 41 | 50 |
| 59 | 68 | 77 |
| 23 |
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| (0) | (5) | (10) | (15) | (20) | (25) |
Outdoor air temperature °F (°C)
(3) Indoor discharge air performance chart
°F(°C) |
| Lo fan | Hi fan |
| Hi fan |
| HH fan |
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temperature | 68.0(20) |
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64.4(18) |
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60.8(16) |
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| . 86°F | (30°C) | |||
air |
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| Indoor | air | temp |
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discharge | 57.2(14) |
| 80°F (27°C) | ||||
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53.6(12) |
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| 75°F | (24°C) | |||
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Indoor | 50.0(10) |
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46.4( | 8) |
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| 77 | 86 |
| 95 |
| 104 |
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| (25) | (30) |
| (35) |
| (40) |
Outdoor air temperature °F (°C)
(3) Indoor discharge air performance chart
(°C) | 140(60) |
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131(55) |
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| (23°C) |
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°F |
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| 73°F |
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| . | (21°C) |
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air temperature |
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122(50) |
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| air | 70°F |
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| Indoor | (17°C) |
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113(45) |
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| 63°F |
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104(40) |
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discharge |
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95(35) |
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Indoor | 86(30) |
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77(25) |
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| 23 | 32 | 41 | 50 | 59 | 68 | 77 |
| (0) | (5) | (10) | (15) | (20) | (25) |
Outdoor air temperature °F (°C)
NOTE
•This performance chart shows operation of a single
•Check each performance value in
•The performance is for a tubing length of 24.6ft (7.5m). If the tubing length is different, the performance chart will vary.
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