Model Number Description; 20 To 60 Ton Units - Trane RAUJ-C20 Installation, Operation And Maintenance Manual

Model Number Description

20 to 60 Ton Units

Digit 1 — Unit Type
R = Condenser
Digit 2 — Condenser
A = Air-Cooled
Digit 3 — System Type
U = Upflow
Digit 4 — Development Sequence
J = Third
Digit 5, 6, 7 — Nominal Capacity
C20 = 20 Tons
C25 = 25 Tons
C30 = 30 Tons
C40 = 40 Tons
C50 = 50 Tons
C60 = 60 Tons
Digit 8 — Voltage and Start
Characteristics
D = 415/50/3 XL
E = 200/60/3 XL
F = 230/60/3 XL
4 = 460/60/3 XL
5 = 575/60/3 XL
9 = 380/50/3 XL
Digit 9 — System Controls
B = No System Control
C = Constant Volume Control
E = Supply Air VAV Control
P = EVP Control
SS-SVX11K-EN
Digit 10 — Design Sequence
Factory Assigned
Digit 11 — Ambient Control
0 = Standard
1 = 0°F (Low Ambient Dampers)
Digit 12 — Agency Approval
0 = None
3 = cULus (60 Hz only)
Digit 13 — Disconnect Switch
0 = None
J = Non-Fused Disconnect Switch
Digit 14 — Hot-Gas Bypass Valve
0 = None
B = Hot-Gas Bypass Valve
Digit 15 — Suction Service Valve
0 = None
D = Suction Service Valve
Digit 16 — Pressure Gauges
0 = None
F = Pressure Gauges and Piping
Digit 17 — Return Air Sensor
0 = None
G = Return Air Sensor
Digit 18 — Corrosion Protected
Condenser Coil
0 = None
J = Corrosion Protected Condenser Coil
Digit 19 — Options
0 = None
C = Remote Chiller Evaporator and Install Kit
T = Flow Switch (EVP Control Only)
Digit 20 — Isolators
1 = Spring Isolator
2 = Neoprene Isolators
Note: The service digit for each model
number contains 20 digits. All 20 digits
must be referenced.
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