Trane 7½ - 20 Tons - Model Number Description; Split System Heat Pump Model Nomenclature; Air Handler Model Nomenclature

SSP-PRC001-EN 9
Digits 11 - Minor Design Sequence
A = Current Design Sequence
Digits 12 - Service Digit
A = Current Service Digit
Digits 11 - Minor Design Sequence
A = Current Design Sequence
Digits 12 - Service Digit
A = Current Service Digit
Digits 1,2,3 - Product Type
TWA = Split System Heat Pump
Digits 4,5,6 - Nominal Gross Cooling
Capacity (MBh)
090 = 7 1/2 Tons
120 = 10 Tons
180 = 15 Tons
240 = 20 Tons
Digits 7 - Major Development
Sequence
A = Single Compressor
B = Dual Compressor
Digits 1,2,3 - Product Type
TWE = Split System Heat Pump/
Cooling Air Handler
Digits 4,5,6 - Nominal Gross Cooling
Capacity (MBh)
060 = 5 Tons
090 = 7½ Tons
120 = 10 Tons
180 = 15 Tons
240 = 20 Tons
Digits 7 - Refrigerant Circuit
A = Single
B = Dual
Split System Heat Pump Model Nomenclature
TWA 0 9 0 A 3 00 A A
123 4 56 7 8 910 11 12
Air Handler Model Nomenclature
TWE 0 9 0 A 1 00 A A
123 4 56 7 8 910 11 12
Digits 8 - Electrical Characteristics
1 = 208-230/60/1
3 = 208-230/60/3
4 = 460/60/3
W = 575/60/3
Digits 9,10 - Factory Installed
Options
00 = Packed Stock
0S = Black Epoxy Coated Coil
Digits 8 - Electrical Characteristics
1 = 208-230/60/1
3 = 208-230/60/3
4 = 460/60/3
W = 575/60/3
Digits 9,10 - Factory Installed
Options
00 = Packed Stock
Model Number Description