Standard Rack Assembly
– Fully sheeted duct furnaces mounted in a 16-gauge galvanized steel frame.
– Provides listed temperature rise and air side pressure drop performance.
– Each furnace includes an individual shutoff valve, flexible gas connector & union piped to properly sized supply header.
– Condensate drains pre-piped to a common header.
– Easy removal of any single duct furnace.
– All controls prewired to a sequencer for system control.
– Customer only needs to provide Power, “Call for Heat” and a 0-10 VDC signal.
Indoor Venting Kit
– Custom Heat Fab, SAF-T, AL294C stainless construction.
– Category 1 rated common vent system to B-vent adapter.
– Provides proper venting of flue gases and prevents flue gas recirculation into burner combustion air supply.
Application Guidelines Product Specification User Guidelines OEM Instructions Submittal / Order Information
| Model Number | Alt PDF | PDF of Gas Train | PDF of Wiring Diagram | Max Input MBH | Max Output MBH | Min Input MBH | Min Output MBH | Nat. Gas Turndown Ratio | Max Ind. HX Input | # of HX's | Max CFM | Max APD @ Min Rise | Max Temp Rise | Min CFM | Min APD @ Max Rise | Dim A | Dim B | Dim C | Dim D | Weight (Lbs.) | Total Amps 120V | Total Amps 208V 230V | Dim E | Dim F | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HDB-VHX-180-360-I | 360 | 292 | 36 | 29 | 10 to 1 | 180 | 2 | 9000 | 0.11 | 90 | 3000 | 0.01 | 42.37 | 21.13 | 78.4 | 17.13 | 540 | 8 | 5 | ||||||||||
| HDB-VHX-200-400-I | 400 | 324 | 40 | 32 | 10 to 1 | 200 | 2 | 10000 | 0.13 | 90 | 3333 | 0.02 | 42.37 | 21.13 | 78.4 | 17.13 | 540 | 8 | 5 | ||||||||||
| HDB-VHX-225-450-I | 450 | 365 | 45 | 36 | 10 to 1 | 225 | 2 | 11250 | 0.16 | 90 | 3750 | 0.02 | 48.87 | 21.13 | 78.4 | 17.13 | 540 | 8 | 5 | ||||||||||
| HDB-VHX-250-500-I | 500 | 405 | 50 | 41 | 10 to 1 | 250 | 2 | 12500 | 0.15 | 90 | 4167 | 0.02 | 48.87 | 21.13 | 78.4 | 17.13 | 540 | 8 | 5 | ||||||||||
| HDB-VHX-270-540-I | 540 | 437 | 54 | 44 | 10 to 1 | 270 | 2 | 13500 | 0.13 | 90 | 4500 | 0.02 | 55.37 | 21.13 | 78.4 | 17.13 | 580 | 8 | 5 | ||||||||||
| HDB-VHX-180-540-I | 540 | 437 | 36 | 29 | 15 to 1 | 180 | 3 | 13500 | 0.11 | 90 | 4500 | 0.01 | 62.74 | 21.13 | 78.4 | 17.13 | 760 | 12 | 7.5 | ||||||||||
| HDB-VHX-300-600-I | 600 | 486 | 60 | 49 | 10 to 1 | 300 | 2 | 15000 | 0.16 | 90 | 5000 | 0.02 | 55.37 | 21.13 | 78.4 | 17.13 | 580 | 8 | 5 | ||||||||||
| HDB-VHX-200-600-I | 600 | 486 | 40 | 32 | 15 to 1 | 200 | 3 | 15000 | 0.13 | 90 | 5000 | 0.02 | 62.74 | 21.13 | 78.4 | 17.13 | 760 | 12 | 7.5 | ||||||||||
| HDB-VHX-315-630-I | 630 | 510 | 63 | 51 | 10 to 1 | 315 | 2 | 15750 | 0.15 | 90 | 5250 | 0.02 | 61.87 | 21.13 | 78.4 | 17.13 | 622 | 8 | 5 | ||||||||||
| HDB-VHX-225-675-I | 675 | 547 | 45 | 36 | 15 to 1 | 225 | 3 | 16875 | 0.16 | 90 | 5625 | 0.02 | 72.49 | 21.13 | 78.4 | 17.13 | 760 | 12 | 7.5 | ||||||||||
| HDB-VHX-350-700-I | 700 | 567 | 70 | 57 | 10 to 1 | 350 | 2 | 17500 | 0.18 | 90 | 5833 | 0.02 | 61.87 | 21.13 | 78.4 | 17.13 | 626 | 8 | 5 | ||||||||||
| HDB-VHX-360-720-I | 720 | 583 | 72 | 58 | 10 to 1 | 360 | 2 | 18000 | 0.16 | 90 | 6000 | 0.02 | 68.37 | 21.13 | 78.4 | 17.13 | 674 | 8 | 5 | ||||||||||
| HDB-VHX-375-750-I | 750 | 608 | 75 | 61 | 10 to 1 | 375 | 2 | 18750 | 0.18 | 90 | 6250 | 0.02 | 68.37 | 21.13 | 78.4 | 17.13 | 674 | 8 | 5 | ||||||||||
| HDB-VHX-250-750-I | 750 | 608 | 50 | 41 | 15 to 1 | 250 | 3 | 18750 | 0.15 | 90 | 6250 | 0.02 | 72.49 | 21.13 | 78.4 | 17.13 | 813 | 12 | 7.5 | ||||||||||
| HDB-VHX-400-800-I | 800 | 648 | 80 | 65 | 10 to 1 | 400 | 2 | 20000 | 0.2 | 90 | 6667 | 0.02 | 68.37 | 21.13 | 78.4 | 17.13 | 674 | 8 | 5 | ||||||||||
| HDB-VHX-270-810-I | 820 | 664 | 55 | 45 | 15 to 1 | 270 | 3 | 20500 | 0.13 | 90 | 6833 | 0.02 | 82.24 | 21.13 | 78.4 | 17.13 | 870 | 12 | 7.5 | ||||||||||
| HDB-VHX-300-900-I | 900 | 729 | 60 | 49 | 15 to 1 | 300 | 3 | 22500 | 0.16 | 90 | 7500 | 0.02 | 82.24 | 21.13 | 78.4 | 17.13 | 817 | 12 | 7.5 | ||||||||||
| HDB-VHX-315-945-I | 945 | 765 | 63 | 51 | 15 to 1 | 315 | 3 | 23625 | 0.15 | 90 | 7875 | 0.02 | 91.99 | 21.13 | 78.4 | 17.13 | 888 | 12 | 7.5 | ||||||||||
| HDB-VHX-500-1000-I | 1000 | 810 | 100 | 81 | 10 to 1 | 500 | 2 | 25000 | 0.21 | 90 | 8333 | 0.02 | 81.37 | 23.63 | 78.4 | 20.13 | 768 | 10 | |||||||||||
| HDB-VHX-350-1050-I | 1050 | 851 | 70 | 57 | 15 to 1 | 350 | 3 | 26250 | 0.18 | 90 | 8750 | 0.02 | 91.99 | 21.13 | 78.4 | 17.13 | 888 | 12 | 7.5 | ||||||||||
| HDB-VHX-360-1080-I | 1080 | 875 | 72 | 58 | 15 to 1 | 360 | 3 | 27000 | 0.16 | 90 | 9000 | 0.02 | 101.74 | 21.13 | 78.4 | 17.13 | 1015 | 12 | 7.5 | ||||||||||
| HDB-VHX-375-1125-I | 1125 | 911 | 75 | 61 | 15 to 1 | 375 | 3 | 28125 | 0.18 | 90 | 9375 | 0.02 | 101.74 | 21.13 | 78.4 | 17.13 | 1015 | 12 | 7.5 | ||||||||||
| HDB-VHX-600-1200-I | 1200 | 972 | 120 | 97 | 10 to 1 | 600 | 2 | 30000 | 0.23 | 90 | 10000 | 0.03 | 94.37 | 23.63 | 78.4 | 20.13 | 829 | 10 | |||||||||||
| HDB-VHX-400-1200-I | 1200 | 972 | 80 | 65 | 15 to 1 | 400 | 3 | 30000 | 0.2 | 90 | 10000 | 0.02 | 101.74 | 21.13 | 78.4 | 17.13 | 1015 | 12 | 7.5 | ||||||||||
| HDB-VHX-500-1500-I | 1500 | 1215 | 100 | 81 | 15 to 1 | 500 | 3 | 37500 | 0.21 | 90 | 12500 | 0.02 | 121.24 | 23.63 | 78.4 | 20.13 | 1160 | 15 | 7.5 | ||||||||||
| HDB-VHX-600-1800-I | 1800 | 1458 | 120 | 97 | 15 to 1 | 600 | 3 | 45000 | 0.23 | 90 | 15000 | 0.03 | 140.74 | 23.63 | 78.4 | 20.13 | 1220 | 15 | 7.5 |