11.07.2015 Views

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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ComfortVUHVertical DeliveryBlower <strong>Heat</strong>er• 5 - 50 kW• 17,060 - 170,600 Btuh• 208, 240, 277 <strong>and</strong> 480 Volt• 1 or 3 Phase• Diffusers OptionalDescriptionVersatile, high performance VUH heaterscan be used for complete primary, supplementaryor dual system heating applicationsin all types of commercial <strong>and</strong> industrialapplications. They direct warm air downward,<strong>and</strong> are particularly applicable in high bayindustrial buildings where columns, toweringmachinery or warehouse stock wouldobstruct good horizontal movement of air.Four types of optional diffuser designs can beused to produce a variety of air distributionpatterns.Dimensions (Inches)6-5/8 (VUH-05 to 10)8-3/8 (VUH-15 to 25)15-1/4 (VUH-30 to 50)(4) 1/16 Dia. Mtg. Holes14 (VUH-05 to 25)18-7/8 (VUH-30 to 50)26 (VUH-05 to 25)34 (VUH-30 to 50)Fuse Door7-1/4 (VUH-05 to 25)11 (VUH-30 to 50)3-1/4 (VUH-05 to 10)4-5/8 (VUH-15 to 25)10-5/8 (VUH-30 to 50)10-5/8 (VUH-05 to 10)12-5/8 (VUH-15 to 25)20-3/4 (VUH-30 to 50)13-1/2 (VUH-05 to 25)19 (VUH-30 to 50)Applications• Shipping <strong>and</strong> Receiving Areas• Power Generating Stations• Aircraft Hangers• Warehouses• Garages• High Bay AreasFeaturesSub-divided Circuits with Individual FuseProtection — St<strong>and</strong>ard on all heaters with atotal current draw of 48 Amps or greater <strong>and</strong>are electrically balanced. The fuse compartmentis conveniently located for easy access.Integral 120V <strong>Control</strong> Transformer — St<strong>and</strong>ardon 480V models, eliminates the need foran external control source (24V optional).Heavy Duty Magnetic Contactors — No externalcontactors are needed; integral,3-pole, magnetic contactors are st<strong>and</strong>ard onall models.Thermal Cutouts open the control circuit <strong>and</strong>disconnect power to the heating elements ifoverheating occurs. Automatic Reset allowsthe control circuit to reclose <strong>and</strong> restore powerwhen the temperature returns to normal levels.Suspension Mount with Hangers or Brackets— VUH heaters have top angle bracketswith four (4) mounting holes for suspensionmounting of heaters from ceiling with hangers,or rigid angle brackets. The junction box/control compartment is located on the tophousing for overhead wiring.Optional FeaturesDiffusers — Radial, Cone, Louver <strong>and</strong> Anemostatdiffusers are available to direct heatcoverage.Fan Only RelayAdvantages• Clean <strong>and</strong> Reliable• Easy Maintenance• Built-in <strong>Control</strong>s• Attractive Appearance20

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