UHA LOW PROFILE UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL
15.2 General Technical Data Table (All Models)
| Model | UHA[X][S] | UHA[X][S]4 | UHA[X][S] | UHA[X][S] | UHA[X][S] | UHA[X][S] |
| 30 | 5 | 60 | 75 | 100 | 125 | |
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Low Profile UHA[X][S] Axial Fans |
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Full Load Amps @ 115 V | A | 3.0 | 3.0 | 4.1 | 4.1 | 5.8 | 5.8 |
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Air Volume | CFM | 691 | 691 | 1376 | 1376 | 1902 | 1902 |
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Flue and Air Intake |
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Flue and Air Intake Size | in (cm) |
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| 4 (10) - All Models |
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*Maximum Straight Flue/Air Intake | ft (m) | 25 (7.6) | 25 (7.6) | 25 (7.6) | 25 (12.2) | 40 (12.2) | 40 (12.2) |
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*Do not exceed the maximum length of flue stated or heater may not operate properly.
15.3 Technical Data Table (All Models)
| Model | UHA[X][S] | UHA[X][S] | UHA[X][S] | UHA[X][S] | UHA[X][S] | UHA[X][S] |
| 30 | 45 | 60 | 75 | 100 | 125 | |
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Total Input | (Btu/h) x (1000) | 30 | 45 | 60 | 75 | 100 | 125 |
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Total Output | (Btu/h) x (1000) | 24.6 | 36.9 | 49.2 | 61.5 | 82 | 102.5 |
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Efficiency | % |
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| 82 - All Models |
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Natural Gas (G20) Data - Inlet Pressure 5.0 in wc Min., 14 in wc Max.
Burner Pressure
in wc
3.7
3.6
3.7
3.5
2.6
3.3
LPG / Propane (G31) Data - Inlet Pressure 12.0 in wc Min., 14 in wc Max.
Burner Pressure
in wc
9.4
9.6
9.6
10.0
9.1
10.0
50