Model Number Codes - Trane UHAA-15 Installation, Operation And Maintanance

Model Number Codes

All standardTrane products are identified by a multiple character model number that precisely
identifies each unit. An explanation of the alphanumeric identification code used for UHAA units
is provided below. Use of the unit model number will enable the owner/operator, installing
contractors, and service technicians to define the installation, components and options for any
specific unit.
Important: Be sure to refer to the model number stamped on the unit name plate label when
The following sample model number demonstrates the use of the listed codes:
Model Number: U H A A 1 5 1 A T A D R
Digit Number
Digits 1,2,3
ProductDescription
UHA = Electrical Architectural
Forced Air Wall Heater - Series
3320
Digit4
Development Sequence
A = First Generation
Digit 5,6
Unit Capacity
15 = 1500 Watts
02 = 2000 Watts
03 = 3000 Watts
04 = 4000 Watts
48 = 4800 Watts
Digit 7
Element Phase
1 = Single-Phase
UHAA-IOM-1E
ordering replacement parts or requesting service.
1 2 3 4 5 6 7 8 9 10 11 12
Digit8
Element and Motor Voltage
A= 208 Volts
B = 240 Volts
C = 277 Volts
E = 120 Volts
Digit 9
Thermostat
T = Built-InThermostat
Digit 10
Design Sequence
A = First Design Sequence
Digit 11
Disconnect Type
D = Built-In Disconnect Switch
Digit 12
Relay (Optional)
R = Built-In Day/Night Relay
5