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Technical Information on the Reznor UDAS Unit Heaters
| Dimension Information: | |||||
| Size: | Weight (lb.) | Length (In.) | Width (In.) | Height (In.) | Vent Dia |
| 30 | 54 | 26 | 26-5/8 | 12-1/8 | 4" Rd |
| 45 | 59 | 26 | 26-5/8 | 12-1/8 | 4" Rd |
| 60 | 67 | 27 | 26-5/8 | 15-1/8 | 4" Rd |
| 75 | 72 | 27-5/8 | 26-5/8 | 15-1/8 | 4" Rd |
| 100 | 96 | 28-5/8 | 26-5/8 | 23-1/8 | 4" Rd |
| 125 | 101 | 29-3/8 | 26-5/8 | 23-1/8 | 4" Rd |
| 150 | 172 | 42 | 38 | 20 | 5" Rd |
| 175 | 187 | 42 | 38 | 20 | 5" Rd |
| 200 | 187 | 42 | 38 | 20 | 5" Rd |
| 225 | 203 | 42 | 38 | 26 | 5" Rd |
| 250 | 215 | 42 | 38 | 26 | 5" Rd |
| 300 | 269 | 42 | 41 | 34 | 6" Rd |
| 350 | 294 | 42 | 41 | 34 | 6" Rd |
| 400 | 306 | 42 | 41 | 34 | 6" Rd |
| Performance Information: | |||||||
| Size: | Efficiency | Input MBH | Output MBH | Number of Blowers /Fans | Blower/Fan Size (In.) | Minimum CFM | Maximum CFM |
| 30 | 82% | 30 | 25 | 1 | 10 | 456 | 456 |
| 45 | 82% | 45 | 37 | 1 | 10 | 629 | 629 |
| 60 | 82% | 60 | 49 | 1 | 12 | 769 | 769 |
| 75 | 82% | 75 | 62 | 1 | 12 | 961 | 961 |
| 100 | 83% | 105 | 87 | 1 | 16 | 1361 | 1361 |
| 125 | 83% | 120 | 100 | 1 | 16 | 1556 | 1556 |
| 150 | 83% | 150 | 125 | 1 | 18 | 1921 | 1921 |
| 175 | 83% | 175 | 145 | 1 | 18 | 2242 | 2242 |
| 200 | 83% | 200 | 166 | 1 | 18 | 2562 | 2562 |
| 225 | 83% | 225 | 187 | 1 | 20 | 2882 | 2882 |
| 250 | 83% | 250 | 208 | 1 | 20 | 3202 | 3202 |
| 300 | 83% | 300 | 249 | 1 | 24 | 3843 | 3843 |
| 350 | 83% | 350 | 291 | 1 | 24 | 4483 | 4483 |
| 400 | 83% | 400 | 328 | 1 | 24 | 5123 | 5123 |
Clearance from Combustibles
| Size | 30-125 | 150-400 | |
| Top | inches | 1 | 4 |
| mm | 25 | 102 | |
| Flue Connector | inches | 6 | 6 |
| mm | 152 | 152 | |
| Access Panel | inches | 18 | 18 |
| mm | 457 | 457 | |
| Non-Access Side | inches | 1 | 2 |
| mm | 25 | 51 | |
| Bottom* | inches | 1 | 1 |
| mm | 25 | 25 | |
| Rear | inches | 18 | 18 |
| mm | 457 | 457 | |
*Suspend the heater so that the bottom is a minimum of 5' (1.5M) above the floor.
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September 26, 2008 Last modified:
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