Fig. 1 — Model Number Nomenclature
Model Type
Vane Axial Fan Packaged Air-Handling Unit
with Puron
®
(R-410A) Refrigerant
Coil Options
A = Standard Aluminum Fin/Copper Tube
Type of Coil
A = Standard 4 Row DX
S = Chilled Water Coil
Q = Heat Pump Coil
Refrigeration Options
A = None
Fan Motor Speed Controller
A = Two Speed Blower (VAF)
Indoor Fan Motor Options — ECM Motor
2 = Medium Static
3 = High Static
Nominal Tonage
07 = 6.0 Ton
1
08 = 7.5 Ton
10 = 8.5 Ton
2
12 = 10.0 Ton
Voltage
1 = 575/3/60
5 = 208-230/3/60
6 = 460/3/60
Design Revision
– = Factory Design Revision
Control Box
U = Electro-Mechanical Unit Control Board
(2023 Models)
Future Use
A = Standard
Cabinet Paint
0 = None
1 = Painted
Packaging Compliance
0 = Standard
Future Use
A = Standard
Example:
Position:
40RFAA12A2A6–UA0A0
123456789
10
11 12 13 14 15 16 17 18
NOTE(S):
1
40RFA and 40RFQ units only.
2
40RFS units only.