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Model Number Description
W
S
D
1
2
3
Digit 1 — Unit Type
W =
Packaged Cooling, Electric Heat
Digit 2 — Efficiency
S
=
Standard Efficiency
Digit 3 — Airflow Configuration
D
=
Downflow
H
=
Horizontal
Digit 4, 5, 6 — Nominal Gross
Cooling Capacity (MBh)
150 = 12½ Tons, 60Hz
155 =
15 Tons, 50Hz
180 = 15 Tons, 60Hz
200 =
20 Ton, 50Hz
240 = 20 Tons, 60Hz
Digit 7 — Major Design
Sequence
E
=
R-410A Refrigerant
Digit 8 — Voltage Selection
3
=
208-230/60/3
4
=
460/60/3
W =
575/60/3
T
=
200/50/1
D
=
380-415/50/3
Digit 9 — Unit Controls
R
=
Reliatel
Digit 10 — Heating Capacity
Note: (Applicable to Digit 1 W models
only)
0
=
No Heat
G
=
18 kW Electric Heat
N
=
36 kW Electric Heat
P
=
54 kW Electric Heat
R
=
72 kW Electric Heat
Digit 11 — Minor Design
Sequence
Digit 12, 13 — Service Sequence
Digit 14 — Fresh Air Selection
0
=
No Fresh Air
D
=
Econ Dry Bulb w/ Barometric
1
Relief
F
=
Econ Reference Enthaply w/
1
Barometric Relief
H
=
Econ Comparative Enthaply w/
1
Barometric Relief
K
=
Low Leak Econ w/ Barometric
1
Relief
M =
Low Leak Econ Reference
Enthalpy w/ Barometric Relief
P
=
Low Leak Econ Comparative
Enthalpy w/ Barometric Relief
RT-SVX33E-EN
1
5
0
E
4
5
6
7
Digit 15 — Supply Fan/Drive
Type/Motor
0
=
Standard Motor
1
=
Oversized Motor
3
=
High Efficiency Motor
6
=
Single Zone Variable Air Volume
Standard Motor
7
=
Multi-Speed Standard Motor
8
=
Single Zone Variable Air Volume
Oversized Motor
9
=
Multi-Speed Oversized Motor
A
=
Single Zone Variable Air Volume
Standard Motor w/ Shaft Ground
Ring
B
=
Multi-Speed Standard Motor w/
Shaft Ground Ring
C
=
Single Zone Variable Air Volume
Oversized Motor w/ Shaft Ground
Ring
D
=
Multi-Speed Oversized Motor w/
Shaft Ground Ring
Digit 16 — Hinged Service
Access / Filters
0
=
Standard Panels/Standard
Filters
A
=
Hinged Access/Standard Filters
B
=
Standard Panels / 2" MERV 8
Filters
C
=
Hinged Access / 2" MERV 8
Filters
D
=
Standard Panels / MERV 13
Filters
E
=
Hinged Access / MERV 13 Filters
Digit 17 — Condenser Coil
Protection
0
=
Standard Coil
1
=
Standard Coil With Hail Guard
2
=
Black Epoxy Pre-Coated Coil
3
=
Black Epoxy Pre-Coated Coil with
Hail Guard
Digit 18 — Through The Base
Provisions
0
=
No Through The Base Provisions
A
=
Through The Base Electric
D
=
Through The Base Utilities Access
Digit 19 — Disconnect Switch/
Circuit Breaker
0
=
No Disconnect/circuit break
1
=
Unit Mounted Non-Fused
Disconnect Switch
2
=
Unit Mounted Circuit Breaker
1
Digit 20 — Convenience Outlet
Option
1
0
=
Without Convenience Outlet
A
=
Unpowered Convenience Outlet
B
=
Powered Convenience Outlet
3
R
8
9
2
2
13
13
2
2
2
2
3
4
5
5
G
B
10
11
Digit 21 — Communications
Options
0
=
Without Communications
Options
1
=
Trane Communications
Interface
2
=
Lontalk Communications
Interface
6
=
Building Automation Control
Network Communications
Interface
Digit 22 — Refrigeration System
Option
0
=
Standard refrigeration system
Digit 23 — Refrigeration
Controls
0
=
Without Refrigeration Controls
6
1
=
Frostat
Digit 24 — Smoke Detector
0
=
Without Smoke Detector
A
=
Return Air Smoke Detector
B
=
Supply Air Smoke Detector
C
=
Return/Supply Air Smoke
Detector
D
=
Plenum Smoke Detector
Digit 25 — System Monitoring
6
Controls
0
=
No Monitoring Controls
1
=
Clogged Filter Switch
2
=
Fan Failure Switch
3
=
Discharge Air Sensing
4
=
Clogged Filter Switch and Fan
Failure
5
=
Clogged Switch and Discharge Air
Sensing
6
=
Fan Failure Switch and Discharge
Air Sensing
7
=
Clogged Filter Switch, Fan Failure
Switch and Discharge Air Sensing
A
=
Condensate Drain Pan Overflow
Switch
B
=
Clogged Filter Switch and
Condensate Drain Pan Overflow
Switch
C
=
Fan Failure Switch and
Condensate Drain Pan Overflow
Switch
D
=
Discharge Air Sensing and
Condensate Drain Pan Overflow
Switch
E
=
Clogged Filter Switch, Fan Failure
Switch and Condensate Drain Pan
Overflow Switch
F
=
Clogged Filter Switch, Discharge
Air Sensing Tube and Condensate
Drain Pan Overflow Switch
G
=
Fan Failure Switch, Discharge Air
Sensing Tube and Condensate
Drain Pan Overflow Switch
*
*
12
13
7,
8
9
5
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