8
RT-SVX063E-EN
Model Number Description
Digit 1 — Unit Type
R = Packaged Rooftop
Digit 2 — Unit Function
A = DX Cooling, No Heat
E = DX Cooling, Electric Heat
F = DX Cooling, Natural Gas Heat
X = DX Cooling, No Heat, Extended Casing
Digit 3, 4, 5 — Nominal Capacity
020 = 20 Tons
025 = 25 Tons
030 = 30 Tons
040 = 40 Tons
050 = 50 Tons
055 = 55 Tons
060 = 60 Tons
070 = 70 Tons
075 = 75 Tons
Digit 6— Heat Type & Capacity
0 = None
1 = Natural Gas — 250 MBh
2 = Natural Gas — 350 MBh
3 = Natural Gas — 500 MBh
4 = Natural Gas — 850 MBh
5 = Natural Gas — 1200 MBh
7 = External Heat
A = Electric — 30 kW
B = Electric — 60 kW
C = Electric — 90 kW
D = Electric — 120 kW
E = Electric — 150 kW
F = Electric — 190 kW
Digit 7 — Heat Performance
0 = None
1 = Gas — Staged, Aluminized Steel
2 = Gas — Staged, Stainless Steel
3 = Gas — Modulating, Stainless Steel
4 = Gas — Ultra Modulating, Stainless Steel
A = Electric — Staged
B = Electric — SCR Modulating
Digit 8 — Unit Voltage
E = 200/60/3
F = 230/60/3
4 = 460/60/3
5 = 575/60/3 (WYE)
Digit 9 — Refrigeration System
Performance
1 = Standard Efficiency & Capacity
2 = High Efficiency & Capacity
3 = eFlex™ – Variable Speed Compressor w/
High Capacity
Digit 10, 11— Design Sequence
AA = Current Design Sequence
Digit 12 — Development Sequence
A = Development Sequence
Digit 13 — Airflow Direction
A = Downflow Supply & Upflow Return
Digit 14 — System Control
0 = Constant Volume (Zone Temperature)
1 = Constant Volume (Discharge Air
Temperature)
2 = Single Zone VAV (Zone Temperature)
3 = Multi Zone VAV (Discharge Air
Temperature)
Digit 15 — Dual Supply Fan - Direct
Drive
A = 16.5 inch, 80% width
B = 16.5 inch, 100% width
D = 18.2 inch, 100% width
E = 20.0 inch, 80% width
F = 20.0 inch, 100% width
G = 22.2 inch, 80% width
H = 22.2 inch, 100% width
J = 24.5 inch, 80% width
K = 24.5 inch, 100% width
M = 27.0 inch, 100% width
Digit 16 — Dual Supply Fan Motor
Type
1 = ODP w/ RPM greater than or equal to
1600
2 = ODP w/ RPM less than 1600
Digit 17 — Dual Supply Fan Motor
A = 3 hp (1.5 hp per)
B = 6 hp (3 hp per)
C = 10 hp (5 hp per)
D = 15 hp (7.5 hp per)
E = 20 hp (10 hp per)
F = 30 hp (15 hp per)
G = 40 hp (20 hp per)
H = 50 hp (25 hp per)
Digit 18 — Relief Option
0 = None
1 = Barometric Relief
2 = Relief Fan - Direct Drive & Variable Speed
Digit 19 — Relief Fan Motor
0 = None
2 = 6 hp
3 = 8 hp
4 = 12 hp
5 = 15 hp
6 = 16 hp
7 = 23 hp
Digit 20 — Space Pressure
Management
0 = None
1 = Statitrac
Digit 21 — Variable Frequency Drive
(VFD) Bypass
0 = None
A = Supply
Digit 22 — Future Use
0 = None
Digit 23 — Ventilation Override Mode
0 = None
1 = Yes
Digit 24 — Pre-Evaporator Coil Filter
A = 2–in MERV 4 Panel
B = 2–in MERV 8 Panel
C = 4–in MERV 8 Panel
D = 4–in MERV 14 Panel
E = 2–in MERV 8 Panel & MERV 14 Cartridge
F = Rack Only - 2–in Panel
G = Rack Only - 4–in Panel
H = Rack Only - 2–in Panel & Cartridge
Digit 25 — Final Filter
0 = None
1 = 2–in MERV 8 Panel & MERV 14 Cartridge
2 = Rack Only - 2–in" Panel & Cartridge
Digit 26 — Filter Monitoring
0 = None
A = Pre-Evaporator Filter
C = Pre-Evaporator & Final Filter
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