Cold Weather Catalog - Chromalox Precision Heat and Control
Cold Weather Catalog - Chromalox Precision Heat and Control
Cold Weather Catalog - Chromalox Precision Heat and Control
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ComfortHD3DHose Down CorrosionResistant Blower <strong>Heat</strong>er(cont’d.)ConstructionRoll Formed Case is constructed of 20 gaugecorrosion resistant type 304 stainless steel.Adjustable Discharge Grille directs air fl owup or down as needed.NEMA 4X <strong>Control</strong> Enclosure houses the heatercontrols, contactors <strong>and</strong> control voltage transformer,easily accessible from front of heater.<strong>Heat</strong>ing Elements — High quality, long-life,Stainless Steel Fintube ® (type 316) offersmaximum resistance to corrosion.Totally Enclosed Motor — The motor ispermanently lubricated, ball bearing type <strong>and</strong>is epoxy painted for moisture <strong>and</strong> corrosionresistance.Dynamically Balanced Fan — Aluminum fanis epoxy coated <strong>and</strong> provides optimum air fl owacross the heating elements.FeaturesTransformer provides a 120V control circuit(24V optional). St<strong>and</strong>ard on all units except 2kW <strong>and</strong> 3 kW, 120V.Heavy Duty Contactors for heating circuit <strong>and</strong>motor are included. (Not furnished on 120V, 2<strong>and</strong> 3 kW units)Automatic Reset Thermal Cutout is providedfor fast heat response <strong>and</strong> overheat protection.Fan Time Delay Relay dissipates residual heatbuild-up after shutdown.Low Profi le Fixed Wall & Ceiling MountingBracket (Non Swiveling)Optional Features• Integral Thermostat*• 40˚F to 90˚F (This Thermostat RangeSupplied Unless Otherwise Specifi ed)• 55°F to 105°F• Pilot Light*• Green Indicates Power On• Selector Switch (3 position) — <strong>Heat</strong>er On,*Off or Fan Only Operation for <strong>Heat</strong>er• Manual Reset Cutout• Epoxy Painted Stainless Steel Case• 24V <strong>Control</strong> CircuitAccessoriesUniversal Swivel Wall & Ceiling BracketsOrdering InformationModel PCN Used WithStockStatusUSB-1 520604 HD3D 200 to 750 SUSB-2 520612 HD3D 1000 to 2000 SUSB-3 520620 HD3D 2500 to 4000 SExternal Drip SheildsOrdering InformationModel PCN Used WithStockStatusHD3DS-1 520639 HD3D 200 to 750 SHD3DS-2 520647 HD3D 1000 to 2000 SHD3DS-3 520655 HD3D 2500 to 4000 SField Installable Disconnect KitThe disconnect kit consists of a completeliquid tight assembly, including a 3-pole 48Amp Switch, power terminal block <strong>and</strong> allthe hardware to mount to the main heaterenclosure. Positive action to remove all powerfrom enclosure.Ordering InformationModel PCN Used WithStockStatusDS-50HD 520663 All SFORCED AIR25
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