3
Fig. 1 — 50KC 04-06 Model Number Nomenclature (Example)
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 Guards
N = Precoat Al/Cu - Al/Cu – Louvered Hail Guards
P = E-coat Al/Cu - Al/Cu – Louvered Hail Guards
Q = E-coat Al/Cu - E-coat Al/Cu – Louvered Hail Guards
R = Cu/Cu - Al/Cu – Louvered Hail Guards
S = Cu/Cu - Cu/Cu – Louvered Hail Guards
5
0
K
C
-
A
0
4
A
0
A
5
-
0
A
0
A
0
Unit Heat Type
50 – Cooling with Electric
Heat
Series/Model
KC – 14 SEER Efficiency
Refrig. Systems Options
A - Standard One Stage Cooling Models
B – Standard One Stage Cooling Models
with Humidi-MiZer
Cooling Tons
04 - 3 ton
05 - 4 ton
06 - 5 ton
Packaging and Seismic Compliant
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
Service Options
0 = None
1 = Unpowered Convenience Outlet
2 = Powered Convenience Outlet
3 = Hinged Panels
4 = Hinged Panels, Unpowered Convenience Outlet
5 = Hinged Panels, Powered Convenience Outlet
Intake / Exhaust Options
A = None
B = Temperature Economizer w/ Barometric Relief
F = Enthalpy Economizer w/ Barometric Relief
K = 2-Position Damper
U = Temp Ultra Low Leak Economizer w/Baro Relief
W = Enthalpy Ultra Low Leak Econo w/Baro Relief
Base unit controls
0 = Electro-mechanical Controls Can be used with W7212
EconoMi$er IV (Non – Fault Detection and Diagnostic)
1 = PremierLink Controller
2 = RTU Open Multi-Protocol Controller
6 = Electro-mechanical - Can be used with W7220 EconoMi$er X
(with Fault Detection and Diagnostic)
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
2
G = SA Smoke Detector and CO
2
H = RA + SA Smoke Detector and CO
2
J = Condensate Overflow Switch (electro mech controls only)
K = Condensate Overflow Switch and RA Smoke Detectors
L = Condensate Overflow Switch and RA and SA Smoke
Detectors
Indoor Fan Options
0 = Direct Drive X13 Motor
2 = Medium Static Option – Belt Drive
3 = High Static Option – Belt Drive
Design Revision
Factory Assigned
Voltage
1 = 575/3/60 5 = 208-230/3/60
3 = 208-230/1/60
6 = 460/3/60
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 18
Note: On single phase (-3 voltage code) models, the following
are not available as a factory installed option:
- Humidi-Mizer
- Coated Coils or Cu Fin Coils
- Louvered Hail Guards
- Economizer or 2 Position Damper
- Powered 115 Volt Convenience Outlet
Not all possible options can be displayed above.
Heat Size
- - No Heat
)
Summary of Contents for 50KC*A/B0 Series
Page 4: ...4 Fig 2 Dimensional Drawing...
Page 5: ...5 Fig 2 Unit Dimensional Drawing cont...
Page 22: ...22 Fig 38 Electro Mechanical Control Wiring Diagram...
Page 23: ...23 Fig 39 Electro Mechanical Control Wiring Diagram with Humidi MiZer System...
Page 24: ...24 Fig 40 Electro Mechanical Power Wiring...
Page 25: ...25 Fig 41 PremierLink Wiring Schematic...
Page 26: ...26 Fig 42 PremierLink Wiring Schematic with Humidi MiZer System...
Page 27: ...27 Fig 43 RTU Open System Control Wiring Diagram...
Page 28: ...28 Fig 44 RTU Open System Control Wiring Diagram with Humidi MiZer System...
Page 43: ...43 Fig 57 TXV Metering Device Position in Reheat Coil Typical Diagram for Sizes 04 06 TXV...
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