
VRF-SVX28A-EN 5
Model Number Description
Digit 1: Refrigerant
Digit 2: Brand name
Digit 3: System type
Digit 4: Configuration Type (also see separate tab)
Digit 5: Reserved for future use
Digit 6, 7, 8: Nominal capacity (Btu/h x 1,000)
Digit 9: Major development sequence
Digit 10: Electric power supply characteristics
Digit 11: Reserved for future use
Digit 12: Controller
Digit 13: Region of sale
Digit 14: Minor design sequence
4TVD0018A100NA
1234567891011121314
4 = R410A
T = Trane
V = Variable Refrigerant Flow
B = mini 4-way cassette L = Slim duct type (low pressure)
C = 4-way cassette A = HSP duct type high pressure)
D = MSP duct type (mid-pressure) X = Ceiling
E = 1-way cassette W = High-wall
0 = Not currently used
006 = 6,000 Btu/h
020 = 20,000 Btu/h
060 = 60,000 Btu/h
007 = 7,000 Btu/h 024 = 24,000 Btu/h 068 = 68,000 Btu/h
009 = 9,000 Btu/h 030 = 30,000 Btu/h
076 = 76,000 Btu/h
012 = 12,000 Btu/h 036 = 36,000 Btu/h 096 = 96,000 Btu/h
018 = 18,000 Btu/h
048 = 48,000 Btu/h
B = Second development sequence
1 = 220/60/1
B = 220–240/50/1
0 = Not currently used
0 = None
R = Remote control standard
W = Wired control standard
N = North America (UL or ETL)
A = First design sequence
B = Second design sequence
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