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2.3 - Unit Nomenclature Example
PR Series Installation, Operation, and Maintenance Manual
Digit: Description: Feature:
1 - 2 Product Family PR = Packaged Rooftop
3 Application
O = Dedicated Outdoor Air
M = Mixed Air (20% or Higher OA)
R = Recirculating
4 Operation Type
A = Air Cooled
H = Air Source Heat Pump
5 - 7 Nominal Capacity
036 = 3.0 Tons
048 = 4.0 Tons
060 = 5.0 Tons
072 = 6.0 Tons
084 = 7.0 Tons
096 = 8.0 Tons
120 = 10.0 Tons
150 = 12.5 Tons
180 = 15.0 Tons
210 = 17.5 Tons
240 = 20.0 Tons
300 = 25.0 Tons
360 = 30.0 Tons
420 = 35.0 Tons
480 = 40.0 Tons
540 = 45.0 Tons
600 = 50.0 Tons
660 = 55.0 Tons
720 = 60.0 Tons
780 = 75.0 Tons
840 = 70.0 Tons
8 Cabinet Size
A = A Cabinet
B = B Cabinet
C = C Cabinet
K = CL Cabinet
G = CXL Cabinet
D = D Cabinet
H = DXL Cabinet
E = E Cabinet
J = EXL Cabinet
9 Controls
A = ALC, Standard Program, DOAS (E = with Lon)
B = ALC, Standard Program, DOAS with Recirculating NSB (F = with Lon)
C = ALC, Standard Program, Recirculating (G = with Lon)
D = ALC, Standard Program, with Economizer & Enthalpy (H = with Lon)
J = Controls by Others, Factory Mounted
K = Terminal Strip, Controls Provided and Mounted by Others
L = Remote Thermostat
M = Compressor Lockout Thermostat
10 Voltage
2 = 208/60/3
3 = 230/60/3
4 = 460/60/3
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