Greenheck IG-100 Installation, Operation And Maintenance Manual page 9

Control Center Layout and Descriptions
The following picture is a typical 3 phase control center with an additional exhaust fan starter. This is for visual
aid while working with the unit.
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1. Control Transformer - Provides 120 Volt for fan controls.
2. Transformer Fuses - Provides proper fusing for control transformer.
3. Motor Fuses - Provides proper fusing for supply and exhaust fan motor.
4. Motor Starters - 120 Volt magnetic contacts for starting motors, comes standard with electronic overload.
Can be provided with auxiliary contacts. Optional exhaust fan starter shown.
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5 Terminal Strip 120 Volt power at strip for control wiring.
6. Master Disconnect - Door interlock type disconnect comes standard with control center. Hook high voltage
power leads to this point.
Note: This is a typical control center, an exact wiring diagram is shipped with the unit.
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