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Manual de usuario Chromalox, modelo UB-2502A

Fabricar: Chromalox
Tamaño del archivo: 553.04 kb
Nombre del archivo: IM-PF423.pdf

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Key to proper wiring diagram is the part number (P/N) of internal wiring diagram located on inside of the hinged cover of the terminal box. 4. Protection against overheating is provided by an internal automatic thermal cutout which opens the electric circuit if the normal air-flow is restricted or stopped. Cutout automatically energizes heater on removal of the obstruction. WIRING DIAGRAMS Figure 3 2 WIRING DIAGRAMS Figure 4 Figure 5 3 WIRING DIAGRAMS Figure 6 Figure 7 4 WIRING DIAGRAMS Figure 8 Figure 9 5 WIRING DIAGRAMS Figure 10 Figure 11 OPERATION 1. DANGER: Hazard of Fire. 2. Do not operate heater in corrosive atmosphere conditions to A. Do not restrict air flow through heater by placing fabric or avoid destructive damage to heater. other obstructions in front of or behind the heater. 3. Avoid operating heater in dusty environment which can foul Increased discharge temperatures can discolor or ignite heater fins to dissipate heat or impair motor ventilation leading some heat sensitive combustible materials. to excessive operating temperatures. B. Do not operate heater in areas where combustible lint, dust 4. Do not operate heater in ambient temperatures exceeding 90OF. or flammable vapors, gases or liquids are present. 6 MAINTENANCE WARNING: Turn off all power to service heater. Do 2. Vacuum heater before activating heater for next heating season not attempt to service heater while unit is operat-to remove accumulated dust or lint which otherwise may ing as there is hazard of electric shock, injury from smoke or incinerate on initial heat up. operating fan, and burns from hot heating ele 3. Periodically inspect all electrical connections and terminals to ments. avoid electrical wiring difficulties. Inspect all wiring for frayed 1. Fan motors in these heaters are provided with sealed ball bear-or worn insulation. ings, factory lubricated, requiring no further lubrication under normal service conditions. RENEWAL PARTS IDENTIFICATION 1 HEATING ELEMENTS Model Voltage Phase Heating Element1 240 3 118-045307-011 (6) 480 1 or 3 118-045307-012 (6) UB-2502A 550 3 118-045307-013 (6) 575 3 118-045307-014 (6) 600 3 118-045307-015 (6) 240 3 118-045307-002 (6) 480 1 or 3 118-045307-003 (6) UB-3002A 550 3 118-045307-007 (6) 575 3 118-045307-016 (6) 600 3 118-045307-017 (6) Note: Number in parentheses ( ) indicates the quantity of that part required. 7 RENEWAL PARTS IDENTIFICATION 32 MOTORS AND CAPACITORS Motors2 Capacitors3 Part No. Manufacturer’s Cat. No. Specifications Part No. Manufacturer’s Cat. No. Specifications Volts Amps Phase Cycles RPM HP Type Vac Cap. 193-025776-001 HF2K007N 115 5.4 1 60 1625 1/3 040-025779-001 1270 Oil 370 5 MFD 193-025776-002 HF2K006N 230 2.54 1 60 1625 1/3 040-025779-002 1271 Oil 370 6 MFD 193-302120-011 P55YYBYV-887 460 0.9 3 60 1725 1/3 — — — — — 54 TRANSFORMERS Size Part Number V.A. Rating Voltages Primary Secondary Large4 315-052169-011 970 220, 230, 240, 440, 460, 480 110, 115, 120 315-052169-012 550, 575, 600 110, 115, 120 Small5 315-304252-001 40 240 & 480 120 315-304252-003 575 120 6 FUSES Fuses — 600 Volt Fuseholders Part Number Amps Manufacturer’s Cat. No. Use Part Number Description 128-026510-001 35 JKS 35 Power 129-025643-001 600 Volt, 60 Amp, 3 Pole 128-026510-004 40 JKS 40 128-026510-005 45 JKS 45 128-026510-006 50 JKS 50 128-027590-001 1 KTK-R-1 Control/ Motor 129-048473-001 2, 3, 4, 5 poles contact section 129-048475-001 End barrier section for use with 129-048473-001 128-027590-008 8 KTK-R-8 128-027590-010 15 KTK-R-15 11 12 10 9 8 7 Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112-027567-001 Mounting Bracket - (Right Hand) . . . . . . . . 027-025836-001 Fan Delay . . . . . . . . . . . . . . . . . . . . . . . . . . 300-048038-001 (Left Hand) . . . . . . . . . 027-025836-002 Cutout . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300-049602-008 Thermostat (Optional) . . . . . . . . . . . . . . . . 300-026604-001 Manual Reset Cutout (Optional) . . . . . . . . . 300-117647-006 Contactor . . . . . . . . . . . . . . . . . . . . . . . . . . 072-304551-008 Grille . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134-119147-003 Auxiliary Contact . . . . . . . . . . . . . . . . . . . . 072-304551-101 L...