Control Center Components
Main Control Center Components
Image represents a typical installation for AR-DE12 or AR-DE22. Components and locations will vary based on
housings 12, 32, 35.
Electrical Cabinet
1. Power distribution block; high voltage
supply is terminated here
2. Fuse holders
9
3. Phase monitor
4. Unit Disconnect
14
5. Condensing fan motor contactors
6. Wheel motor contactor
15
7. Compressor motor contactors
Controls Cabinet
9
8. Transformer
9. Variable Frequency Drives
10. Microprocessor controller
17
Electrical Cabinet
Accessible via control center door
2
2
1
3
11. Monitoring points
6 6
12. Low voltage terminal strip
9
13. Relays
11
14.
Dirty filter switch
15. Wheel pressure switch
16.
Outdoor airflow monitor
17.
Exhaust airflow monitor
18. Digital scroll controller
18
8
12
13
Controls Cabinet
5
Accessible via compressor door
Optional Indirect Gas-Fired Furnace
Note: In some models, two furnaces are installed to provide greater output. When two furnaces are installed, they are in
parallel and both will operate at the same time and the same output. Both furnaces will have identical controls.
7
7
1. Single-stage valve
4
4
2. Modulating valve
3
5
3
5
3. PCOE expansion board
4. Ignition controller
5. Transformer
6. Combustion blower
1
2
1
2
7. Burner manifold
8. Collector box
6
6
8
8
For further information on the optional furnace and its control center, see the Indirect Gas-Fired Heat lOM shipped
with the unit.
7
4
5 5 6
2
2
7
17
16
15
9
10
11
12
13
18
8
Содержание AR-DE12-05A
Страница 38: ...Factory Installed Refrigeration System Components Air Source Heat Pump with Three Way Hot Gas Reheat ...
Страница 75: ...Gas Supply In Typical Split Burner Manifold ...
Страница 94: ...NOTE For HMA gas furnace for 311 and 352 chassis see separate IOM Manual ...
Страница 96: ...HANDHELD KEYPAD DISPLAY OPTIONAL ...
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