Indoor Unit Nomenclature - 50 Hz R-410A High Wall Systems
4
M
W
Digit #1
= Refrigerant
4 = R-410A
= Brand
Digit #2
M = Trane Mini-Split High Wall Unit
Digit #3
= Functional Type
W = Heat Pump
Digit #4
= Configuration Indoor Unit
W = High Wall Unit
Digit #5
= Efficiency Tier
0 = Standard Efficiency
Digit #6
= Connection Type
5 = Flare
Digit #7, 8
= Nominal Capacity (Btu/h x 1,000)
09= 9,000 Btu/h
12= 12,000 Btu/h
18= 18,000 Btu/h
24= 24,000 Btu/h
Outdoor Unit Nomenclature - 50 Hz R-410A High Wall Systems
4
T
W
Digit #1
= Refrigerant
4 = R-410A
= Brand
Digit #2
T = Trane
Digit #3
= Functional Type
W = Heat Pump
Digit #4
= Configuration Outdoor Unit
K = Single Refrigerant Circuit
Digit #5
= Efficiency Tier
0 = Standard Efficiency
Digit #6
= Connection Type
5 = Flare
Digit #7,8
= Nominal Capacity (Btu/h x 1,000)
09= 9,000 Btu/h
12= 12,000 Btu/h
18= 18,000 Btu/h
24= 24,000 Btu/h
0
5
1
W
K
0
5
1
2
0
H
B
Digit #9
= Major Development Sequence
H = 8th Development Sequence (Used by LAR)
= Electric Power Supply Characteristics
Digit #10
B = 220-240/50/1
Digit #11
= Reserved for Future Use
0 = Not currently used
Digit #12,13
= Reserved for Future Use
0 = Not currently used
Digit #14
= Minor Design Sequence
A = First Design Sequence
Digit #15
= Service Digit
A = First Sequence
2
H
B
P
Digit #9
= Major Development Sequence
H = 8th Development Sequence (Used by LAR)
= Electric Power Supply Characteristics
Digit #10
B = 220-240/50/1
Digit #11
= Factory Supplied Options
P = Copper Piping Kit
Digit #12
= Factory Installed Options
0 = None
Digit #13
= Coil Fin Protection
0 = Standard
Digit #14
= Minor Design Sequence
A = First Design Sequence
Digit #15
= Service Digit
A = First Sequence
0
0
A
A
0
0
A
A