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WIRING DIAGRAMS

Figure 6

Figure 7

Содержание UB-2502A

Страница 1: ...heir electric heating equipment Where the consequences of failure may be severe back up controls are essen tial Although the safety of installation is the responsibility of the user Chromalox will be glad to make equipment recommendations Do not mount mercury type thermostat directly on unit Vibration could cause heater to malfunction The heater must be mounted at least 7 above the floor to preven...

Страница 2: ...rotection against overheating is provided by an internal auto matic thermal cutout which opens the electric circuit if the nor mal air flow is restricted or stopped Cutout automatically energizes heater on removal of the obstruction WARNING Hazard of Electric Shock Disconnect all power before installing heater WARNING These heaters are designed for wall or ceiling mounting only Other modes of moun...

Страница 3: ...WIRING DIAGRAMS Figure 4 3 Figure 5 ...

Страница 4: ...4 WIRING DIAGRAMS Figure 6 Figure 7 ...

Страница 5: ...5 WIRING DIAGRAMS Figure 8 Figure 9 ...

Страница 6: ...tive combustible materials B Do not operate heater in areas where combustible lint dust or flammable vapors gases or liquids are present 2 Do not operate heater in corrosive atmosphere conditions to avoid destructive damage to heater 3 Avoid operating heater in dusty environment which can foul heater fins to dissipate heat or impair motor ventilation leading to excessive operating temperatures 4 D...

Страница 7: ...cumulated dust or lint which otherwise may smoke or incinerate on initial heat up 3 Periodically inspect all electrical connections and terminals to avoid electrical wiring difficulties Inspect all wiring for frayed or worn insulation RENEWAL PARTS IDENTIFICATION Model Voltage Phase Heating Element 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 ...

Страница 8: ...d 027 025836 002 Thermostat Optional 300 026604 001 Contactor 072 304551 008 Auxiliary Contact 072 304551 101 16 11 12 13 10 14 15 9 8 7 3 MOTORS AND CAPACITORS 6 FUSES 2 Voltages Size Part Number V A Rating Primary Secondary Large 315 052169 011 970 220 230 240 440 460 480 110 115 120 315 052169 012 550 575 600 110 115 120 Small 315 304252 001 40 240 480 120 315 304252 003 575 120 TRANSFORMERS 5 ...

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