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.
Weatherproof Enclosure
– Complete weatherproof vestibule and cabinet with duct flanges.
– Large, hinged galvanized steel door for easy access to components and controls.
– Fresh air intakes assure adequate combustion air supply.
– All heaters pre-wired to marked terminal strip for electrical supply.
– Insulated vent connectors to prevent heat build-up in cabinet.
Indoor Venting Kit
– Custom HeatFab, 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 | Std PDF | Alt PDF | PDF of Gas Train | PDF of Wiring Diagram | Max Input MBH | Max Output MBH | Min Input MBH | Min Output MBH | Max Avail. Turndown (Nat) | Max Ind HX Input | # of HX's | Max CFM @ Min Rise | APD @ Min Rise | Max Temp Rise | Min CFM @ Max Rise | APD @ Max Rise | Dim. A | Dim. B | Dim. C | Dim. D | Weight (Lbs.) | Total Amps 120V | Total Amps 208V 230V | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HDB-VHP-225-450-I-W | 450 | 360 | 45 | 36 | 10 to 1 | 225 | 2 | 16667 | 0.32 | 90 | 3704 | 0.02 | 56.14 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-250-500-I-W | 500 | 400 | 50 | 40 | 10 to 1 | 250 | 2 | 18519 | 0.39 | 90 | 4115 | 0.02 | 56.14 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-270-540-I-W | 540 | 432 | 54 | 43 | 10 to 1 | 270 | 2 | 20000 | 0.36 | 90 | 4444 | 0.02 | 62.64 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-300-600-I-W | 600 | 480 | 60 | 48 | 10 to 1 | 300 | 2 | 22222 | 0.44 | 90 | 4938 | 0.03 | 62.64 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-315-630-I-W | 630 | 504 | 63 | 50 | 10 to 1 | 315 | 2 | 23333 | 0.40 | 90 | 5185 | 0.02 | 69.14 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-225-675-I-W | 675 | 540 | 45 | 36 | 15 to 1 | 225 | 3 | 25000 | 0.32 | 90 | 5556 | 0.02 | 79.76 | 65.13 | 81.97 | 16.78 | N/a | 12 | 7.5 | ||||||
| HDB-VHP-350-700-I-W | 700 | 560 | 70 | 56 | 10 to 1 | 350 | 2 | 25926 | 0.48 | 90 | 5761 | 0.03 | 69.14 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-375-750-I-W | 750 | 600 | 75 | 60 | 10 to 1 | 375 | 2 | 27778 | 0.46 | 90 | 6173 | 0.03 | 75.64 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-400-800-I-W | 800 | 640 | 80 | 64 | 10 to 1 | 400 | 2 | 29630 | 0.52 | 90 | 6584 | 0.03 | 75.64 | 65.13 | 81.97 | 16.78 | N/a | 8 | 5 | ||||||
| HDB-VHP-300-900-I-W | 900 | 720 | 60 | 48 | 15 to 1 | 300 | 3 | 33333 | 0.44 | 90 | 7407 | 0.03 | 89.51 | 65.13 | 81.97 | 16.78 | N/a | 12 | 7.5 | ||||||
| HDB-VHP-315-945-I-W | 945 | 756 | 63 | 50 | 15 to 1 | 315 | 3 | 35000 | 0.40 | 90 | 7778 | 0.02 | 99.26 | 65.13 | 81.97 | 16.78 | N/a | 12 | 7.5 | ||||||
| HDB-VHP-250-1000-I-W | 1000 | 800 | 50 | 40 | 20 to 1 | 250 | 4 | 37037 | 0.39 | 90 | 8230 | 0.02 | 103.38 | 65.13 | 81.97 | 16.78 | N/a | 16 | 10 | ||||||
| HDB-VHP-500-1000-I-W | 1000 | 800 | 100 | 80 | 10 to 1 | 500 | 2 | 37037 | 0.57 | 75 | 9877 | 0.05 | 88.64 | 69.74 | 82.2 | 16.78 | N/a | 10 | 5 | ||||||
| HDB-VHP-350-1050-I-W | 1050 | 840 | 70 | 56 | 15 to 1 | 350 | 3 | 38889 | 0.48 | 90 | 8642 | 0.03 | 99.26 | 65.13 | 81.97 | 16.78 | N/a | 12 | 7.5 | ||||||
| HDB-VHP-400-1200-I-W | 1200 | 960 | 80 | 64 | 15 to 1 | 400 | 3 | 44444 | 0.52 | 90 | 9877 | 0.03 | 109.01 | 65.13 | 81.97 | 16.78 | N/a | 12 | 7.5 | ||||||
| HDB-VHP-600-1200-I-W | 1200 | 1000 | 120 | 96 | 10 to 1 | 600 | 2 | 44444 | 0.61 | 75 | 11852 | 0.05 | 101.64 | 69.74 | 82.2 | 19.8 | N/a | 10 | 5 | ||||||
| HDB-VHP-500-1500-I-W | 1500 | 1200 | 100 | 80 | 15 to 1 | 500 | 3 | 55556 | 0.57 | 75 | 14815 | 0.05 | 128.51 | 69.74 | 82.2 | 19.8 | N/a | 15 | 7.5 | ||||||
| HDB-VHP-600-1800-I-W | 1800 | 1440 | 120 | 96 | 15 to 1 | 600 | 3 | 66667 | 0.61 | 75 | 17778 | 0.05 | 148.01 | 69.74 | 82.2 | 19.8 | N/a | 15 | 7.5 |