RT-SVX36G-EN
11
Model Number Descriptions
DIGIT 1 - UNIT TYPE
S = Self-Contained (Packaged Rooftop)
DIGIT 2 - UNIT FUNCTION
DIGIT 3 - UNIT AIRFLOW
H = Single Zone
DIGIT 4 - DEVELOPMENT
SEQUENCE
K
=
R-410A Development Sequence
DIGITS 5,6,7 - NOMINAL
CAPACITY
*90 = 90 Tons Air-Cooled
*11 = 105 Tons Air-Cooled
*12 = 115 Tons Air-Cooled
*13 = 130 Tons Air-Cooled
DIGIT 8 - POWER SUPPLY
(See Notes)
4 =
460/60/3 XL
5 =
575/60/3 XL
DIGIT 9 - HEATING CAPACITY
0 =
No Heat
H =
High Heat - 2-Stage
J =
High Heat - Limited Modulation
P =
High Heat - Full Modulation
Note:
When the second digit calls for “E”
(electric heat), the following
values apply in the ninth digit:
W = 190 kW
Note:
When the second digit calls for “L”
(Hot Water) or “S” (Steam) Heat,
one of the following valve size
values must be in Digit 9:
High Heat Coil: 3 = 1", 4 = 1.25", 5 = 1.5",
6 = 2", 7 = 2.5”.
Low Heat Coil: C = 1", D = 1.25", E = 1.5",
F = 2", G = 2.5”.
DIGIT 10 - DESIGN SEQUENCE
A = First (Factory Assigned)
Note:
Sequence may be any letter A thru
Z, or any digit 1 thru 9.
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 11 - EXHAUST/RETURN
OPTION
0 = None
7 = 100% Exhaust 15 HP w/Statitrac
8 = 100% Exhaust 20 HP w/Statitrac
9 = 100% Exhaust 25 HP w/Statitrac
F = 50% Exhaust 15 HP
H = 100% Exhaust 30 HP w/ Statitrac
J = 100% Exhaust 40 HP w/ Statitrac
K = 100% Exhaust 15 HP w/o Statitrac
(CV Only)
L = 100% Exhaust 20 HP w/o Statitrac
(CV Only)
M = 100% Exhaust 25 HP w/o Statitrac
(CV Only)
N = 100% Exhaust 30 HP w/o Statitrac
(CV Only)
P = 100% Exhaust 40 HP w/o Statitrac
(CV Only)
DIGIT 12 - EXHAUST AIR FAN
DRIVE
(Exhaust Fan)
0 = None
5 = 500 RPM
6 = 600 RPM
7 = 700 RPM
8 = 800 RPM
DIGIT 13 - FILTER
A = Throwaway
C = High-Efficiency Throwaway
D = Bag With Prefilter
E = Cartridge With Prefilter
F = Throwaway Filter Rack Less Filter
Media
G = Bag Filter Rack Less Filter Media
DIGIT 14 - SUPPLY AIR FAN HP
C = 30 HP (2-15 HP)
D = 40 HP (2-20 HP)
E = 50 HP (2-25 HP)
F
= 60 HP (2-30 HP)
G = 80 HP (2-40 HP)
DIGIT 15 - SUPPLY AIR FAN
DRIVE
A = 1000 RPM
B = 1100 RPM
C = 1200 RPM
D = 1300 RPM
E = 1400 RPM
F = 1500 RPM
G = 1600 RPM
DIGIT 16 - FRESH AIR
D = 0-100% Economizer (Std.)
DIGIT 17 - SYSTEM CONTROL
1 = CV - Zone Temperature Control
2 = CV - Discharge Temperature Control
4 = CV - Zone Temperature Control
Space Pressure Control w/
Exhaust VFD w/o Bypass
5 = CV - Zone Temperature Control
Space Pressure Control w/
Exhaust VFD and Bypass
6 = VAV Discharge Temperature Control
w/ VFD w/o Bypass
7 = VAV Discharge Temperature Control
w/ VFD and Bypass
8 = VAV Discharge Temperature Control
Supply and Exhaust Fan w/ VFD
w/o Bypass
9 = VAV Discharge Temperature Control
Supply and Exhaust Fan w/ VFD
and Bypass
A = VAV – Single Zone VAV – w/ VFD
w/o Bypass
B = VAV – Single Zone VAV – w/ VFD
w/ Bypass
C = VAV – Single Zone VAV – Supply and
Exhaust/Return Fan w/ VFD
w/o Bypass
D = VAV – Single Zone VAV – Supply and
Exhaust/Return Fan w/ VFD w/ Bypass
DIGIT 18 - ZONE SENSOR
0 = None
A = Dual Setpoint Manual or Auto
Changeover (BAYSENS108*)
B = Dual Setpoint Manual or Auto
Changeover w/ System Function
Lights (BAYSENS110*)
C = Room Sensor w/ Override and
Cancel Buttons (BAYSENS073*)
D = Room Sensor w/ Temperature
Adjustment and Override and
Cancel Buttons (BAYSENS074*)
L = Programmable Zone Sensor w/
System Function Lights for both
CV and VAV (BAYSENS119*)
Note:
*Asterisk indicates current model
number digit A, B, C, etc. These
sensors can be ordered to ship
with the unit.
DIGIT 19 - AMBIENT CONTROL
0 = Standard
DIGIT 20 - AGENCY APPROVAL
0 = None (cULus Gas Heater, see note)
1 = cULus
Note:
Includes cULus classified gas
heating section only when second
digit of Model No. is a “F.”
S X H K * 1 1 4 0 A H 8 C
E C D 8 0
0
1
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* Z * * * * * * * * * *
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