6
RT-SVX24J-EN
DIGIT 1 — UNIT TYPE
S
Self-Contained (Packaged
Rooftop)
DIGIT 2 — UNIT FUNCTION
E
DX Cooling, Electric Heat
F
DX Cooling, Natural Gas Heat
L
DX Cooling, Hot Water Heat
S
DX Cooling, Steam Heat
X
DX Cooling, No Heat,
Extended Casing
DIGIT 3 — SYSTEM TYPE
H
Single Zone
DIGIT 4 — DEVELOPMENT
SEQUENCE
J
Ninth
DIGIT 5, 6, 7 — NOMINAL
CAPACITY
090
90 Ton Air-Cooled
105
105 Ton Air-Cooled
120
120 Ton Air-Cooled
130
130 Ton Air-Cooled
150
150 Ton Air-Cooled
100
100 Ton Evap Condenser
118
118 Ton Evap Condenser
128
128 Ton Evap Condenser
140
140 Ton Evap Condenser
162
162 Ton Evap Condenser
DIGIT 8 — VOLTAGE SELECTION
4
460/60/3 XL
5
575/60/3 XL
C
380/50/3 XL
DIGIT 9 — HEATING CAPACITY
SELECTION
0
No Heat
1
Electric heat 90/56 kW 60/50 Hz
2
Electric heat 140/88 kW 60/50 Hz
3
Electric heat 265/166 kW 60/50 Hz
4
Electric Heat 300/188 kW 60/50 Hz
A
Low Gas Heat — 2-stage
B
Medium Gas Heat — 2-stage
C
High Gas Heat — 2-stage
D
Low Gas Heat — Modulating
E
Medium Gas Heat — Modulating
F
High Gas Heat — Modulating
Steam or Hot Water Heat:
G
Low Heat - 1.0" (25mm) Valve
H
Low Heat - 1.25" (32mm) Valve
J
Low Heat - 1.5" (38mm) Valve
K
Low Heat - 2.0" (50mm) Valve
L
Low Heat - 2.50" (64mm) Valve
M
Low Heat - 3.0" (76mm) Valve
N
High Heat - 1.0" (25mm) Valve
P
High Heat - 1.25" (32mm) Valve
Q
High Heat - 1.5" (38mm) Valve
R
High Heat - 2.0" (50mm) Valve
T
High Heat - 2.50" (64mm) Valve
U
High Heat - 3.0" (76mm) Valve
DIGIT 10, 11 — DESIGN
SEQUENCE
A-ZZ (Factory Assigned) Sequence may
be any letter A to Z, or any digit 1 to 9.
DIGIT 12 — UNIT
CONFIGURATION SELECTION
1
One-Piece Unit w/o Blank Section
2
One-Piece Unit w/4' Blank Section
3
One-Piece Unit w/8' Blank Section
4
Two-Piece Unit w/o Blank Section
5
Two-Piece Unit w/4' Blank Section
6
Two-Piece Unit w/8' Blank Section
7
Three-Piece unit w/o Blank Section
8
Three-Piece Unit w/4' Blank Section
9
Three-Piece Unit w/8' Blank Section
DIGIT 13 — AIRFLOW DIRECTION
1
Downflow Supply /Upflow Return
2
Downflow Supply / Horiz End Return
3
Downflow Supply / Horiz Right Return
4
Right Side Horiz Supply/Upflow
Return
5
Right Side Horiz Supply / Horiz
End Return
6
Right Side Horiz Supply / Horz
Right Return
DIGIT 14 — SUPPLY FAN
OPTIONS
1
Standard CFM
3
Standard CFM - TEFC Motor(s)
4
Low CFM
6
Low CFM - TEFC Motor(s)
7 = Standard CFM w/ Motor Shaft
Grounding
9 = TEFC Motor(s) w/ Shaft Grounding
A = Low CFM w/ Motor Shaft Grounding
B = Low CFM - TEFC Motor(s) w/ Shaft
Grounding
DIGIT 15 — SUPPLY FAN MOTOR
SELECTION
F
15 hp
G
20 Hp
H
25 Hp
J
30 Hp
K
40 Hp
L
50 Hp
M
60 Hp
N
75 Hp
P
100 Hp
DIGIT 16 — SUPPLY FAN RPM
SELECTION
7
700
8
800
9
900
A
1000
B
1100
C
1200
D
1300
E
1400
F
1500
G
1600
H
1700
J
1800
K
1900
L
2000
DIGIT 17 — EXHAUST/RETURN
FAN OPTIONS
0
None
1
Std CFM Exhaust Fan
w/o Statitrac CV Only
2
Low CFM Exhaust Fan
w/o Statitrac CV Only
4
Low CFM Exhaust w/o VFD
w/ Statitrac
5
Std CFM Exhaust w/ VFD w/
Bypass w/ Statitrac
6
Low CFM Exhaust w/ VFD w/
Bypass w/ Statitrac
7
Std CFM Exhaust w/ VFD w/o
Bypass w/ Statitrac
8
Low CFM Exhaust w/ VFD w/o
Bypass w/ Statitrac
A
Std CFM Return w/o Statitrac CV
Only
B
Low CFM Return w/o Statitrac CV
Only
C
Std CFM Return w/ VFD w/
Bypass w/ Statitrac
D
Low CFM Return w/ VFD w/
Bypass w/ Statitrac
E
Std CFM Return w/ VFD w/o
Bypass w/ Statitrac
F
Low CFM Return w/ VFD w/o
Bypass w/ Statitrac
Model Number Descriptions
S X H J 105 4 0 A A 7 1 5 M F D E 8 1 D 1 1 0 0 A 1 B A 1 0 0 0 A A 1 A 1
1 2 3 4
567
8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
