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Hersteller: Chromalox Dateigröße: 156.58 kb Dateiname: IM-PF416.pdf Unterrichtssprache:

Although the safety of installation is the responsibility of the user, Chromalox will be glad to make equipment recommendations. OPERATION DANGER: 2. This heater is not intended for use in hazardous 1. Do not restrict air-flow through the heater by atmospheres where flammable vapors, gases, liqplacing fabric or other obstructions in front of or uids or other combustible atmospheres are present behind the heaters. With some combustible as defined in the National Electrical Code. Failure materials, the resulting high discharge tempera-to comply can result in explosion or fire. For these tures could cause a fire. applications see Bulletin PDS CXH-EP PF305. MAINTENANCE WARNING: Turn off all power to service heater. Do not 2. Following long periods of idleness, heater should be vacuattempt to service heater while unit is operating as umed before start-up, to remove accumulated combustible par- there is hazard of electric shock, injury from operat-ticles which otherwise may smoke or incinerate on initial heat ing fan, and burns from hot heating elements. up. 3. Periodically inspect all electrical connections and terminals to 1. Fan motors in these heaters are provided with sealed ball bear- avoid electrical wiring difficulties. Inspect all wiring for frayed ings, factory lubricated, requiring no further lubrication under or worn insulation. normal service conditions. WIRING DIAGRAMS GroundHeater Bank1O MotorHeaterWiring Comp'tBaffleFor 3 Phase OnlyThis Wiringby CustomerThermostat Cycle1 or 3 Phase 60 HzPower Supply 120, 208or 240 Volts} FusedSwitchF1F2L1L2L3FusedSwitchContactorWhen Heater andMotor Voltage are similarFigure 3 Use with: UB-502D 120V, 1O 208V, 1O or 3O 240V, 1O or 3O UB-752D 208V, 3O 240V, 3O 4 Use with: UB-502D & UB-752D 480V, 1O or 3O UB-752D 208V, 1O 208V, 1O WIRING DIAGRAMS 5 Use with: UB-502D-T & UB-752D-T 480V, 1O or 3O 6 Use with: UB-502D-R & UB-752D-R 480V, 1O or 3O 7 Use with: UB-502D-TR & UB-752D-TR 480V, 1O or 3O 8 Use with: UB-502D-R 208V, 1O or 3O 240V, 1O or 3O UB-752D-R 208V, 3O 240V, 3O RENEWAL PARTS IDENTIFICATION Volts Phase 1 Heating Element 2 MOTORS 3 Fan 4 Thermal Cutout 8 Transformer 120V 208V 240V UB-502D 120 1 118-045259-001 (3) 193-302120-009 ————— ————— 112-045408-006 300-049200-006 (3) ————— UB-502D 208 1 or 3 118-045259-002 (3) 193-302120-009 193-302120-009 ————— 112-045408-006 300-049200-006 1o (2) ‡ 300-049200-006 3o (3) ‡ ————— UB-502D 240 1 or 3 118-045259-003 (3) 193-302120-009 ————— 193-302120-009 112-045408-006 300-049200-006 1o (2) ‡ 300-049200-006 3o (3) ‡ ————— UB-502D* 480 1 or 3 118-045259-004 (3) 193-302120-009 ————— 193-302120-009 112-045408-006 300-049200-006 (1) 315-303675-001 UB-752D 208 1 or 3 118-045259-006 (3) 193-302120-009 193-302120-009 ————— 112-045408-005 300-049200-006 1o (1) 300-049200-006 3o (3) ‡ ————— UB-752D 240 1 or 3 118-045259-007 (3) 193-302120-009 ————— 193-302120-009 112-045408-005 300-049200-006 1o (1) 300-049200-006 3o (3) ‡ ————— UB-752D* 480 1 or 3 118-045259-008 (3) 193-302120-009 ————— 193-302120-009 112-045408-005 300-049200-006 (1) 315-303675-001 ‡ Note: Only one thermal cutout is used if a Transformer and/or Relay is used. Note: Part numbers suffixed by a number in ( ) indicates quantity of same part number used. * Fusing Parts Part Number Fuse 3 Amp 600V KTK-3 128-047763-007 (2) Fuse Block Barrier 129-048475-001 (1) Fuse Block 129-048473-001 (2) PARTS COMMON TO ALL HEATERS 567101112 Wall Bracket Set . . . . . . . . . . . . . . . . . . . . . . . . . .168-026844-002 Ceiling Mounting Support Set (Includes . ) . . . .027-044419-002 Ceiling Suspension Bracket . . . . . . . . . . . . . .027-033363-001 (2) Louver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .182-047073-002 Motor Mounting Frame . . . . . . . . . . . . . . . . . . . .194-045254-001 Grille . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134-119147-002 RENEWAL PARTS IDENTIFICATION 9 RELAYS Model Volts Phase Motor Relay UB-502D 208 1 120V 072-303180-011 UB-502D 208 1 208V 072-303180-016 UB-502D 208 3 120V 072-303180-007 UB-502D 208 3 208V 072-303180-013 UB-502D 240 1 120V 072-303180-011 UB-502D 240 1 240V 072-303180-016 UB-502D 240 3 120V 072-303180-007 UB-502D 240 3 240V 072-303180-013 UB-502D 480 1 120V 072-303180-011 UB-502D 480 1 240V 072-303180-016 UB-502D 480 3 120V 072-303180-007 UB-502D 480 3 240V 072-303180-013 UB-752D 208 1 120V —————— UB-752D 208 1 208V ————...

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