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54
APPENDIX A — MODEL NUMBER NOMENCLATURE
Fig. A — Model Number Nomenclature
Model Series - WeatherMaker
®
FC – 14.0 SEER Standard Efficiency, sizes 04-06
15.2 IEER Standard Efficiency, size 07
Unit Heat Type
50 – Electric Heat Packaged Rooftop
Cooling Tons
04 = 3 tons
05 = 4 tons
06 = 5 tons
07 = 6 tons
Heat Size
- = No heat
Sensor Options
A = None
B = Return Air (RA) Smoke Detector
C = Supply Air (SA) Smoke Detector
D = RA + SA Smoke Detector
E = CO
2
Sensor
F = RA Smoke Detector and CO
2
Sensor
G = SA Smoke Detector and CO
2
Sensor
H = RA + SA Smoke Detector and CO
2
Sensor
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
Refrig. Systems Options
A = Standard One Stage Cooling Models
1
B = Standard One Stage Cooling Models
with
Humidi-MiZer
®
system
1, 3
M = Single Circuit, Two Stage Cooling
2
N = Single Circuit, Two Stage Cooling with
Humidi-MiZer
system
2, 3
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
Design Revision
- = Factory Design Revision
Base Unit Controls
0 = Electro-mechanical Controls – can be used with
field-installed W7212 EconoMi$er
®
IV
(Non-Fault Detection and Diagnostic)
2 = RTU Open Multi-Protocol Controller
3 = SystemVu
TM
Controls
6 = Electro-mechanical Controls – can be used with W7220
EconoMi$er X (with Fault Detection and Diagnostic)
Intake / Exhaust Options
A = None
B = Temperature Economizer w/ Barometric Relief
F = Enthalpy Economizer w/ Barometric Relief
K = Two-Position Damper
1
U = Temperature Ultra Low Leak Economizer
w/ Barometric Relief
W = Enthalpy Ultra Low Leak Economizer
w/ Barometric Relief
Service Options
0 = None
1 = Unpowered Convenience Outlet
2 = Powered Convenience Outlet
3 = Hinged Panels
4 = Hinged Panels and
Unpowered Convenience Outlet
5 = Hinged Panels and
Powered Convenience Outlet
Packaging & Seismic Compliance
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
Example:
Position:
5
0
F
C
-
A
0
4
A
2
A
5
-
0
A
0
A
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18
Voltage
1 = 575/3/60
3 = 208-230/1/60
5 = 208-230/3/60
6 = 460/3/60
1
Size 04/05/06 models only
2
Size 07 models only
3
Units with Humidi-MiZer System include Low Ambient controller
Note: On single phase (-3 voltage code) models, the
following are not available as a factory-installed option:
-
Humidi-MiZer
System
-
Two-Position
Damper
- Coated Coils or Cu Fin Coils
- Louvered Hail Guards
- Economizer or 2-Position Damper
- Powered 115 Volt Convenience Outlet
Summary of Contents for 50FC A04 Series
Page 96: ...96 APPENDIX D WIRING DIAGRAMS Fig J 50FC 04 06 208 230 1 60 Unit with RTU Open Controller...
Page 97: ...97 APPENDIX D WIRING DIAGRAMS Fig K 50FC 04 06 208 230 3 60 Unit with RTU Open Controller...
Page 98: ...98 APPENDIX D WIRING DIAGRAMS Fig L 50FC 04 06 460 575 3 60 Unit with RTU Open Controller...
Page 99: ...99 APPENDIX D WIRING DIAGRAMS Fig M 50FC 07 208 230 Unit with RTU Open Controller...
Page 100: ...100 APPENDIX D WIRING DIAGRAMS Fig N 50FC 07 460 575 Unit with RTU Open Controller...
Page 101: ...101 APPENDIX D WIRING DIAGRAMS Fig O 50FC 04 06 Power Wiring Diagram 208 230 1 60...
Page 102: ...102 APPENDIX D WIRING DIAGRAMS Fig P 50FC 04 07 Power Wiring Diagram 208 230 3 60...
Page 103: ...103 APPENDIX D WIRING DIAGRAMS Fig Q 50FC 04 07 Power Wiring Diagram 460 575 3 60...
Page 104: ...104 APPENDIX D WIRING DIAGRAMS Fig R 50FC 04 06 SystemVu Control Wiring Diagram All Voltages...
Page 105: ...105 APPENDIX D WIRING DIAGRAMS Fig S 50FC 07 SystemVu Control Wiring Diagram All Voltages...
Page 106: ...106 APPENDIX D WIRING DIAGRAMS Fig T 50FC 04 06 SystemVu Power Wiring Diagram 208 230 1 60...
Page 107: ...107 APPENDIX D WIRING DIAGRAMS Fig U 50FC 04 07 SystemVu Power Wiring Diagram 208 230 3 60...
Page 108: ...108 APPENDIX D WIRING DIAGRAMS Fig V 50FC 04 07 SystemVu Power Wiring Diagram 460 575 3 60...