SSA-SVX06H-EN
5
Model Number Description
Air Handler
Digit 1–3 — Unit Function
TWE = Air Handler
Digit 4–6 — Tonnage
051 = 4.6 Tons (50Hz)
060 = 5 Tons (60Hz)
072 = 6 Tons (60Hz)(50Hz)
076 = 6.25 Tons (50Hz)
090 = 7.5 Tons (60Hz)
101 = 8.33 Tons (50Hz)
120 = 10 Tons (60Hz)
126 = 10.4 Tons (50Hz)
150 = 12.5 Tons (60Hz)
156 = 13.0 Tons (50Hz)
180 = 15 Tons (60Hz)
201 = 16.7 Tons (50Hz)
240 = 20 Tons (60Hz)
251 = 20.9 Tons (50Hz)
300 = 25 Tons (60Hz)
Digit 7 — Refrigerant
4 = R-410A
Digit 8 — Voltage
1 = 208-230VAC - 1 PH (60Hz)
3 = 208-230VAC - 3 PH (60Hz)
4 = 460VAC - 3 PH (60Hz)
W = 575VAC - 3 PH (60Hz)
D = 380–415VAC - 3 PH (50Hz)
K = 380VAC - 3 PH (60Hz)
Digit 9 — Refrigeration Circuit/Stage
A = Single Circuit
B = Dual Circuit
Digit 10 — Major Design Sequence
A = Rev A
Digit 11 — Minor Design Sequence
A = Rev A
Digit 12–13 — Service Digits
**
Digit 14 — Efficiency Generation
A = Generation A (2018 DOE)
Digit 15 — Controls
1 = Constant Volume
C = 2 Stage Airflow (Electromechanical Cond
Only)
D = 2 Stage Airflow/Single Zone VAV (Symbio
Cond Only)
Digit 16 — Indoor Fan Sizes
0 = Standard Motor
4 = High Static – (Oversized Motor for VFD
Units)
Digit 17–40 — None
0 = None
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