Corporate thermostats include the Time Guard® II
Refrigerant system is designed to provide dependability. Liquid filter dryers are used to promote clean, unrestricted operation. Each unit leaves the factory with a full refrigerant charge. Refrig- erant service connections make checking operating pressures easier.
HIGH AND LOW PRESSURE SWITCHES provide added reli-
ability for the compressor.
Evaporator and condenser coils are
Low sound ratings ensure a quiet indoor and outdoor environ- ment with sound ratings as low as 72 dB. (See page 3.)
Easy to service cabinets provide easy
are provided to manipulate the unit on the jobsite. A nesting fea- ture ensures a positive basepan to roof curb seal when the unit is roof mounted. A convenient
Standard metal duct covers with insulation come with the unit and cover the horizontal duct openings. These can be left in place if the units are converted to downflow.
Downflow operation is easily provided in the field to allow ver- tical ductwork connections. The basepan utilizes knockout style seals on the bottom openings to ensure a positive seal in the horizontal airflow mode.
Integrated Gas Control (IGC) board provides safe and efficient control of heating and simplifies
Cabinets are constructed of
Louvered Grille provides hail and vandalism protection.
MODEL NUMBER NOMENCLATURE
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| 583B N |
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| 040 N |
| VS |
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| Options | |
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| BT – | AL evap, vinyl condens | ||
583B – Single |
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| CC – | AL evap, CU condens | |||
Packaged Gas |
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| CU – | CU evap & condens | |||
Heating/Electric |
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Cooling |
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| VS – | Variable speed (VS) Unit | ||
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| VT – | VS, AL evap, vinyl condens |
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Electrical Supply |
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| VC – | VS, AL evap, CU condens | |||||
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| VU – | VS, CU evap & condens | ||||||
N – |
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| Only used if ordering an option | ||
P – |
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E – |
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Fuel |
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| Low NOx Indicator | |||||||
W – Natural Gas |
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P – Propane Gas |
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| N – Low NOx Unit | |||||||
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| Only used if ordering NOx units | |
Nominal Cooling Capacity |
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024 | – 2 ton |
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| Heat Input Size | ||||||
030 | – 2.5 ton |
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| 040 – | 40,000 | |||||
036 | – 3 ton |
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| 060 – | 60,000 | |||||
042 | – 3.5 ton |
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| 090 – | 90,000 | |||||
048 | – 4 ton |
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| 115 – 115,000 | ||||||
060 | – 5 ton |
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| 130 – 130,000 | ||||||
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*Variable speed models are only available in
LEGEND
CU — Copper
AL — Aluminum