Model Number Coding System - Trane RTAA-70 Installation & Maintenance Manual

RTAA-SVX01A-EN
General Information

Model Number Coding System

The model number for the unit is comprised of numbers and letters which
represent features of the equipment. Shown on the chart in
samples of typical unit model numbers, followed by the coding system.
Each position, or group of positions, in the number is used to represent a
feature. For example, in
Voltage, contains the number "4" . From the chart, it can be seen that a "4" in
this position means that the unit voltage is 460/60/3.
.
Figure 3 Model Number Coding System:
Model Number RTA
Digit Number 0
Digit Position 1 2 3
Digit 1-2
Unit Model
RT Rotary Chiller
Digit 3
Unit Type
A Air Cooled
Digit 4
Development Sequence
A First Sequence
Digit 5,6,7
Nominal Capacity
070 70 Nominal Tons
080 80 Nominal Tons
090 90 Nominal Tons
100 100 Nominal Tons
110 110 Nominal Tons
125 125 Nominal Tons
Digit 8
Unit Voltage
D 380/60/3
A 200/60/3
C 230/60/3
K 400/50/3
4 460/60/3
5 575/60/3
Digit 9
Compressor Starter Type
Y Y -Delta Closed Transition
X X-Line (Across the Line)
Digit 10, 11
Design Sequence
AO First Sequence (Factory Input)
Digit12
Evaporator Leaving Temperature
1 Standard 40 to 65 F
2 Low 0 to 39 F
3 Ice-Making 20 to 65 F
Digit 13
Condenser Coil Fin Material
A Aluminum
2 CompleteCoat dipped coils
4 copper fins
Figure 3, position 8 of the unit model number, Unit
A 070 4 Y A0
1
4 5 6 7 8 9 0 1
Digit 14
Agency Listing
0 No Agency Listing
3 C-UL Listed
Digit 15
Control Interface
C Deluxe without Communication
D Deluxe with Communication
L LCI-C (LonTalk)
Digit 16
Chilled Water Reset
0 No Chilled Water Reset
1 Based on Return Water Temp
2 Based on Outside Air Temp
Digit 17
Miscellaneous Factory Installed
Options
A Architectural Louvered Panels
B Control Power Transformer
C Convenience Outlet
D Low Ambient Lockout Sensor
F Power Disconnect
G Low Ambient Operation
H Sound Attenuator
J Remote Evaporator
K Coil Protection
M Access Guard
N Neoprene Isolators
P Circuit Breaker
R Remote Display Panel
0 Size C 2 HP Pump Package
1 Size D 3 HP Pump Package
2 Size D 5 HP Pump Package
3 Size E 2 HP Pump Package
4 Size E 3 HP Pump Package
5 Size F 5 HP Pump Package
6 Size F 7 HP Pump Package
7 Size G 3 HP Pump Package
8 Size G 5 HP Pump Package
Figure 3 are
1 B 1 D A 0
2
2 3 4 5 6 0
9