Catalog
Master-Fit® Standard Draft Commercial Gas Water Heaters
A.O. Smith® NON NOx Commercial Water Heaters
Unit of Measure
Items |
/Asset/a1522.jpg BTR-251 (A) Master-Fit® Standard Draft Commercial Gas Water Heaters |
/Asset/a1522.jpg BTR-305 (A) Master-Fit® Standard Draft Commercial Gas Water Heaters |
/Asset/a1522.jpg BTR-120 Master-Fit® Standard Draft Commercial Gas Water Heaters |
/Asset/a1522.jpg BTR-154 Master-Fit® Standard Draft Commercial Gas Water Heaters |
/Asset/a1522.jpg BTR-180 Master-Fit® Standard Draft Commercial Gas Water Heaters |
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Manufacturer | N/A A. O. Smith® | |||||||||
Input Power | N/A 251000 BTU/hr | N/A 305000 BTU/hr | N/A 120000 BTU/hr | N/A 154000 BTU/hr | N/A 180000 BTU/hr | |||||
Tank Capacity | N/A 65 U.S. gal246 L | N/A 65 U.S. gal246 L | N/A 71 U.S. gal268 L | N/A 81 U.S. gal307 L | N/A 81 U.S. gal307 L | |||||
Recovery at 40 ºF Temperature Rise | N/A 608 gal/h | N/A 739 gal/h | N/A 291 gal/h | N/A 373 gal/h | N/A 434 gal/h | |||||
Recovery at 22 ºC Temperature Rise | N/A 2303 L/h | N/A 2799 L/h | N/A 1102 L/h | N/A 1412 L/h | N/A 1643 L/h | |||||
Recovery at 100 ºF Temperature Rise | N/A 243 gal/h | N/A 296 gal/h | N/A 116 gal/h | N/A 149 gal/h | N/A 175 gal/h | |||||
Recovery at 56 ºC Temperature Rise | N/A 921 L/h | N/A 1120 L/h | N/A 439 L/h | N/A 564 L/h | N/A 659 L/h | |||||
Recovery at 140 ºF Temperature Rise | N/A 174 gal/h | N/A 211 gal/h | N/A 83 gal/h | N/A 107 gal/h | N/A 124 gal/h | |||||
Recovery at 78 ºC Temperature Rise | N/A 658 L/h | N/A 800 L/h | N/A 314 L/h | N/A 405 L/h | N/A 469 L/h | |||||
Schematic |
N/A
Schematic Drawing for Master-Fit® Standard Draft Commercial Gas Water Heaters (BTR-120 to BTR-400 (A)) |
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Dimension A | N/A 75 in191 cm | N/A 75 in191 cm | N/A 69-3/4 in177 cm | N/A 73 in185 cm | N/A 67-1/2 in171 cm | |||||
Dimension B | N/A 4-1/2 in12 cm | N/A 4-1/2 in12 cm | N/A 4-1/4 in11 cm | N/A 4-1/4 in11 cm | N/A 4-1/2 in12 cm | |||||
Dimension C | N/A 65-3/4 in167 cm | N/A 65-3/4 in167 cm | N/A 59-1/2 in151 cm | N/A 66-1/2 in169 cm | N/A 62 in157 cm | |||||
Dimension D | N/A 57-1/4 in145 cm | N/A 57-1/4 in145 cm | N/A 50-7/8 in129 cm | N/A 57-7/8 in147 cm | N/A 53-5/8 in136 cm | |||||
Dimension E | N/A 20 in51 cm | N/A 20 in51 cm | N/A 19-11/16 in50 cm | N/A 19-11/16 in50 cm | N/A 20-1/2 in52 cm | |||||
Dimension F | N/A | N/A | N/A 19 in48 cm | N/A 19 in48 cm | N/A 21 in53 cm | |||||
Dimension G | N/A 1/2 in | |||||||||
Dimension H | N/A 58-3/4 in149 cm | N/A 58-3/4 in149 cm | N/A 51-7/8 in132 cm | N/A 59 in150 cm | N/A 54-5/8 in139 cm | |||||
Dimension I | N/A 8 in20 cm | N/A 8 in20 cm | N/A 6 in13 cm | N/A 6 in15 cm | N/A 6 in15 cm | |||||
Dimension J | N/A 27-3/4 in71 cm | |||||||||
Standard Shipping Weight | N/A 750 lb341 kg | N/A 750 lb341 kg | N/A 400 lb182 kg | N/A 470 lb213 kg | N/A 470 lb213 kg | |||||
ASME Shipping Weight | N/A 862 lb391 kg | N/A 862 lb391 kg | N/A | N/A | N/A | |||||
Type | N/A Liquid Propane Gas Natural Gas | |||||||||
Maximum Hydrostatic Working Pressure | N/A 160 psi | |||||||||
Thermal Efficiency | N/A 80 % | |||||||||
Maximum Gas Supply Pressure | N/A 14 inWc | |||||||||
Minimum Gas Supply Pressure | N/A For Liquid Propane Gas: 11 inWcFor Natural Gas: 4.5 inWc | |||||||||
Manifold Pressure | N/A For Liquid Propane Gas: 10 inWcFor Natural Gas: 3.5 inWc | |||||||||
Industry Standards | N/A ANSI Z-21.10.3 - CSA 4.3 ASHRAE/IESNA 90.1 ASME Certified CSA® Certified NSF UL® Listed | |||||||||
Features |
N/A
The Master-Fit® BTR series provides outstanding performance and maximum installation flexibility for both new construction and replacement applications. Multiple options for placement of water connections and low installation clearances are additional installer-friendly features. The Eliminator™ Self-Cleaning System
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Testing and Certifications |
N/A
Factory-Installed, CSA® Certified and ASME Rated T&P Relief Value
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Other Master-Fit® Features |
N/A
Fully Automatic Control System
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Warranty |
N/A
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Note |
N/A
Electrical requirements: 120 VAC, 0.7 Amp, Electrical requirements with Power Venter: 120 VAC,3.0 FLAAmps. Model Shipped with 8" to 6" vent reducer. Certified for both 6" to 8" vent. |
N/A Electrical requirements: 120 VAC, 0.7 Amp, Electrical requirements with Power Venter: 120 VAC,3.0 FLAAmps. |
N/A
Electrical requirements: 120 VAC, 0.7 Amp, Electrical requirements with Power Venter: 120 VAC,3.0 FLAAmps. Approved for 5" venting using field supplied 6" to 5" reducer. |
N/A Electrical requirements: 120 VAC, 0.7 Amp, Electrical requirements with Power Venter: 120 VAC,3.0 FLAAmps. | N/A Electrical requirements: 120 VAC, 0.7 Amp, Electrical requirements with Power Venter: 120 VAC,3.0 FLAAmps. | |||||
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