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 Vestibule Enclosure

– Complete indoor or outdoor rated Vestibule cabinet.
– 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.

Application Guidelines Product Specification User Guidelines OEM Instructions Submittal / Order Information

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Model NumberPDFAlt PDFPDF of Gas TrainPDF of Wiring DiagramMax Input MBHMax Output MBHMin Input MBHMin Output MBHNat. Gas Turndown RatioMax Ind. HX Input# of HX'sMax CFMMax APD @ Min RiseMax Temp RiseMin CFMMin APD @ Max RiseDim ADim BDim CDim DWeight (Lbs.)Total Amps 120VTotal Amps 230V
HDB-VVP 180-360-O-FPDFPDFPDF3602923629.1610 to 1180290000.046045000.0148.6450.7878.417.185
HDB-VVP 200-400-O-FPDFPDFPDF4003244032.410 to 12002100000.046050000.0148.6450.7878.417.185
HDB-VVP 225-450-O-FPDFPDFPDF4503644536.4510 to 12252112500.076056250.0248.6450.7878.417.185
HDB-VVP 250-500-O-FPDFPDFPDF5004055040.510 to 12502125000.086062500.0248.6450.7878.417.185
HDB-VVP 180-540-O-FPDFPDFPDF5404373629.1615 to 11803135000.046067500.0148.6470.2878.417.1127.5
HDB-VVP 270-540-O-FPDFPDFPDF5404375443.7410 to 12702135000.126037500.0348.6450.7878.417.185
HDB-VVP 200-600-O-FPDFPDFPDF6004864032.415 to 12003150000.046075000.0148.6470.2878.417.1127.5
HDB-VVP 300-600-O-FPDFPDFPDF6004866048.610 to 13002150000.156075000.0448.6450.7878.417.185
HDB-VVP 315-630-O-FPDFPDFPDF6305106351.0310 to 13152157500.196078750.0548.6450.7878.417.185
HDB-VVP 225-675-O-FPDFPDFPDF6755474536.4515 to 12253168750.076084380.0248.6470.2878.417.1127.5
HDB-VVP 350-700-O-FPDFPDFPDF7005677056.710 to 13502175000.246087500.0648.6489.7878.417.185
HDB-VVP 180-720-O-FPDFPDFPDF7205833629.1620 to 11804180000.046090000.0148.6489.7878.417.11610
HDB-VVP 360-720-O-FPDFPDFPDF7205837258.3210 to 13602180000.36090000.0748.6450.7878.417.185
HDB-VVP 375-750-O-FPDFPDFPDF7506087560.7510 to 13752187500.336093750.0848.6450.7878.417.185
HDB-VVP 250-750-O-FPDFPDFPDF7506085040.515 to 12503187500.086093750.0248.6470.2878.417.1127.5
HDB-VVP 400-800-O-FPDFPDFPDF8006488064.810 to 14002200000.3860100000.0948.6450.7878.417.185
HDB-VVP 200-800-O-FPDFPDFPDF8006484032.420 to 12004200000.0460100000.0148.6489.7878.417.11610
HDB-VVP 270-810-O-FPDFPDFPDF8106565443.7415 to 12703202500.1260101250.0348.6470.2878.417.1127.5
HDB-VVP 225-900-O-FPDFPDFPDF9007294536.4520 to 12254225000.0760112500.0248.6489.7878.417.11610
HDB-VVP 180-900-O-FPDFPDFPDF9007293629.1625 to 11805225000.0460112500.0148.64109.2878.417.120
HDB-VVP 300-900-O-FPDFPDFPDF9007296048.615 to 13003225000.1560112500.0448.6470.2878.417.1127.5
HDB-VVP 315-945-O-FPDFPDFPDF9457656351.0315 to 13153236250.1960118130.0548.6470.2878.417.1127.5
HDB-VVP 250-1000-O-FPDFPDFPDF10008105040.520 to 12504250000.0860125000.0248.6489.7878.417.11610
HDB-VVP 500-1000-O-FPDFPDFPDF10008101008110 to 15001250000.7470107140.1348.6455.7878.420.1810
HDB-VVP 200-1000-O-FPDFPDFPDF10008104032.425 to 12005250000.0460125000.0148.64109.2878.417.120
HDB-VVP 350-1050-O-FPDFPDFPDF10508507056.715 to 13503262500.2460131250.0648.6489.7878.417.1127.5
HDB-VVP 360-1080-O-FPDFPDFPDF10808757258.3215 to 13603270000.360135000.0748.6470.2878.417.1127.5
HDB-VVP 270-1080-O-FPDFPDFPDF10808755443.7420 to 12704270000.1260135000.0348.6489.7878.417.11610
HDB-VVP 375-1125-O-FPDFPDFPDF11259117560.7515 to 13753281250.3360140630.0848.6470.2878.417.1127.5
HDB-VVP 225-1125-O-FPDFPDFPDF11259114536.4525 to 12255281250.0760140630.0248.64109.2878.417.120
HDB-VVP 400-1200-O-FPDFPDFPDF12009728064.815 to 14003300000.3860150000.0948.6470.2878.417.1127.5
HDB-VVP 600-1200-O-FPDFPDFPDF120097212097.210 to 16002300001.3180112500.1955.1455.7878.420.1810
HDB-VVP 300-1200-O-FPDFPDFPDF12009726048.620 to 13004300000.1560150000.0448.6489.7878.417.11610
HDB-VVP 250-1250-O-FPDFPDFPDF125010135040.525 to 12505312500.0860156250.0248.64109.2878.417.120
HDB-VVP 315-1260-O-FPDFPDFPDF126010216351.0320 to 13154315000.1960157500.0548.6489.7878.417.11610
HDB-VVP 270-1350-O-FPDFPDFPDF135010945443.7425 to 12705337500.1260168750.0348.64109.2878.417.120
HDB-VVP 350-1400-O-FPDFPDFPDF140011347056.720 to 13504350000.2460175000.0648.64109.2878.417.11610
HDB-VVP 360-1440-O-FPDFPDFPDF144011667258.3220 to 13604360000.360180000.0748.6489.7878.417.11610
HDB-VVP 500-1500-O-FPDFPDFPDF150012151008115 to 15003375000.7470160710.1348.6477.7878.420.18157.5
HDB-VVP 300-1500-O-FPDFPDFPDF150012156048.625 to 13005375000.1560187500.0448.64109.2878.417.120
HDB-VVP 375-1500-O-FPDFPDFPDF150012157560.7520 to 13754375000.3360187500.0848.6489.7878.417.11610
HDB-VVP 315-1575-O-FPDFPDFPDF157512766351.0325 to 13155393750.1960196880.0548.64109.2878.417.120
HDB-VVP 400-1600-O-FPDFPDFPDF160012968064.820 to 14004400000.3860200000.0948.6489.7878.417.11610
HDB-VVP 350-1750-O-FPDFPDFPDF175014187056.725 to 13505437500.2460218750.0648.6450.7878.417.12012.5
HDB-VVP 360-1800-O-FPDFPDFPDF180014587258.3225 to 13605450000.360225000.0748.64109.2878.417.120
HDB-VVP 600-1800-O-FPDFPDFPDF1800145812097.215 to 16003450001.3180168750.1955.1477.7878.420.18157.5
HDB-VVP 375-1875-O-FPDFPDFPDF187515197560.7525 to 13755468750.3360234380.0848.64109.2878.417.12012.5
HDB-VVP 500-2000-O-FPDFPDFPDF200016201008120 to 15004500000.7470214290.1348.6499.7878.420.1820
HDB-VVP 400-2000-O-FPDFPDFPDF200016208064.825 to 14005500000.3860250000.0948.64109.2878.417.12012.5
HDB-VVP 600-2400-O-FPDFPDFPDF2400194412097.220 to 16004600001.3180225000.1955.1499.7878.420.1820
HDB-VVP 500-2500-O-FPDFPDFPDF250020251008125 to 15005625000.7470267860.1348.64121.7878.420.1825
HDB-VVP 600-3000-O-FPDFPDFPDF3000243012097.225 to 16005750001.3180281250.1955.14121.7878.420.1825
Note: For Propane gas, turndown is 60% of stated natural gas turndown.