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Rated Indoor Airflow (cfm)
This table lists the rated indoor airflow used for the AHRI
efficiency rating for the units covered in this document.
Position:
1
Example:
5
Unit/Series/Model
50KCQ - Packaged Rooftop
Heat Pump
Refrig. Systems Options
A = One Stage Cooling Models
Cooling Tons
04 - 3 ton
05 - 4 ton
06 - 5 ton
Sensor Options
A = None
B = RA Smoke Detector
C = SA Smoke Detector
D = RA + SA Smoke Detector
E = CO
2
F = RA Smoke Detector and CO
G = SA Smoke Detector and CO
H = RA + SA Smoke Detector and CO
Indoor Fan Options
0 = Electric Drive X13 Motor
1 = Standard Static Option – Belt Drive
2 = Medium Static Option – Belt Drive
3 = High Static Option – Belt Drive
Coil Options (Outdoor - Indoor - Hail Guard)
A = Al/Cu - Al/Cu
B = Precoat Al/Cu - Al/Cu
C = E-coat Al/Cu - Al/Cu
D = E-coat Al/Cu - E-coat Al/Cu
E = Cu/Cu - Al/Cu
F = Cu/Cu - Cu/Cu
M = Al/Cu -Al/Cu — Louvered Hail Guard
N = Precoat Al/Cu - Al/Cu — Louvered Hail Guard
P = E-coat Al/Cu - Al/Cu — Louvered Hail Guard
Q = E-coat Al/Cu - E-coat Al/Cu — Louvered Hail Guard
R = Cu/Cu - Al/Cu — Louvered Hail Guard
S = Cu/Cu - Cu/Cu — Louvered Hail Guard
Note: On single phase (-3 voltage code) models, the
following are not available as a factory installed option:
- Coated Coils or Cu Fin Coils
- Louvered Hail Guards
- Economizer or 2 Position Damper
- Powered 115 Volt Convenience Outlet
2
3
4
5
6
7
8
0
K
C
Q
A
0
6
2
2
2
Fig. 1 - - 50KCQ 04- - 06 Model Number Nomenclature (Example)
Model Number
50KCQ*A04
50KCQ*A05
50KCQ*A06
9 10 11 12 13 14 15 16 17 18
A
0
A
6
–
0
B
2
Service Options
0 = None
1 = Unpowered Convenience Outlet
2 = Powered Convenience Outlet
3 = Hinged Panels
4 = Hinged Panels and
5 = Hinged Panels and
Intake / Exhaust Options
A = None
B = Temperature Economizer w/ Barometric Relief
F = Enthalpy Economizer w/ Barometric Relief
K = 2-Position Damper
U = Temperature Ultra Low Leak Economizer w/
W = Enthalpy Ultra Low Leak Economizer w/
Base Unit Controls
0 = Electro-mechanical Controls can be used with W7212
EconoMi$er IV (Non-Fault Detection and Diagnostic)
1 = PremierLink Controller
2 = RTU Open Multi-Protocol Controller
6 = Electro-mechanical with W7220 Economizer
controller Controls. Can be used with W7220
EconoMi$er X (with Fault Detection and Diagnostic)
Design Revision
– = Factory Design Revision
Voltage
1 = 575/3/60
3 = 208-230/1/60
5 = 208-230/3/60
6 = 460/3/60
3
Full Load Airflow (cfm)
1225
1700
1750
A
0
Factory Assigned
0 = Standard
1 = LTL
Electrical Options
A = None
C = Non-Fused Disconnect
D = Thru-The-Base Connections
F = Non-Fused Disconnect and
Thru-The-Base Connections
Unpowered Convenience Outlet
Powered Convenience Outlet
Barometric Relief
Barometric Relief
C14261
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