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Position:
Example:
Unit/Series/Model
50FCQ – Packaged Rooftop Heat Pump
Refrig. Systems Options
A = Standard One Stage Cooling Models (sizes 04, 05, 06)
M = Single Circuit, Two Stage Cooling (size 07 only)
Cooling Tons
04 = 3 tons
05 = 4 tons
06 = 5 tons
07 = 6 tons
Sensor Options
A = None
B = Return Air (RA) Smoke Detector
C = Supply Air (SA) Smoke Detector
D = RA + SA Smoke Detector
E = CO
Sensor
2
F = RA Smoke Detector and CO
Sensor
2
G = SA Smoke Detector and CO
Sensor
2
H = RA + SA Smoke Detector and CO
J = Condensate Overflow Switch
K = Condensate Overflow Switch and RA Smoke Detector
L = Condensate Overflow Switch and RA and SA Smoke Detectors
M = Condensate Overflow Switch and SA Smoke Detector
Indoor Fan Options
1 = Direct Drive – EcoBlue – Standard Static
2 = Direct Drive – EcoBlue – Medium Static
3 = Direct Drive – EcoBlue – High Static
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
Voltage
1 = 575/3/60
3 = 208-230/1/60
5 = 208-230/3/60
6 = 460/3/60
NOTE: The following are not available as a factory-installed options
on single phase (-3 voltage code) models:
- Two-Position Damper
- Coated Coils or Cu Fin Coils
- Louvered Hail Guards
- Economizer or 2-Position Damper
- Powered 115 Volt Convenience Outlet
- Phase Monitor/Protection
Fig. 1 — 50FCQ 04-07 Model Number Nomenclature (Example)
1
2
3
4
5
6
7
8
5
0
F
C
Q
A
0
4
Sensor
2
9 10 11 12 13 14 15 16 17 18
A
2
A
5
-
0
A
0
A
Service Options
0 = None
1 = Unpowered Convenience Outlet
2 = Powered Convenience Outlet
3 = Hinged Access Panels
4 = Hinged Access Panels and
5 = Hinged Access Panels and
6 = MERV-8 High Efficiency Filters
7 = Unpowered Convenience Outlet and MERV-8
8 = Powered Convenience Outlet and MERV-8 High
9 = Hinged Access Panels and MERV-8 High
A = Hinged Access Panels and Unpowered
B = Hinged Access Panels and Powered Convenience
Intake / Exhaust Options
A = None
B = Temperature Economizer w/ Barometric Relief
F = Enthalpy Economizer w/ Barometric Relief
K = Two-Position Damper
U = Temperature Ultra Low Leak Economizer
w/ Barometric Relief
W = Enthalpy Ultra Low Leak Economizer
w/ Barometric Relief
Base Unit Controls
0 = Electro-mechanical Controls – can be used with
field-installed W7212 EconoMi$er
(Non-Fault Detection and Diagnostic)
2 = RTU Open Multi-Protocol Controller
3 = SystemVu
6 = Electro-mechanical Controls – can be used with W7220
EconoMi$er X (with Fault Detection and Diagnostic)
Design Revision
- = Factory Design Revision
3
0
Packaging & Seismic Compliance
0 = Standard
1 = LTL
Electrical Options
A = None
C = Non-Fused Disconnect (NFD)
D = Thru-The-Base Connections (TTB)
F = Non-Fused Disconnect and TTB Connections
N = Phase Monitor/Protection
Q = Phase Monitor/Protection and NFD
R = Phase Monitor/Protection and TTB Connections
T = Phase Monitor/Protection and NFD and
TTB Connections
Unpowered Convenience Outlet
Powered Convenience Outlet
High Efficiency Filters
Efficiency Filters
Efficiency Filters
Convenience Outlet and MERV-8 High Efficiency
Filters
Outlet and MERV-8 High Efficiency Filters
®
IV
TM
Controls
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