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1
2
5
8
Unit Type
High Efficiency
Gas Heat RTU
Model
J – Puron Refrigerant Model
Voltage
E = 460-3-60
J = 208/230-1-60
P = 208/230-3-60
T = 575-3-60
Cooling Tons
04 - 3 ton
05 - 4 ton
06 - 5 ton
Refrig. System/Gas Heat Options
A = Standard One Stage cooling models/Nat. Gas Heat
B = Standard One Stage cooling models/Low NO
C = Standard One Stage cooling models/SS HX Heat
G = Standard One Stage cooling models and Perfect
Humidity™
H = Standard One Stage cooling/Low NOx Heat and
Perfect Humidity
J = Standard One Stage cooling/SS HX Heat and
Perfect Humidity
Heat Level Input
Standard/Stainless Steel
072 = 72,000 (1 Phase = 65,000)
115 = 115,000 (1 Phase = 90,000) 224 = 224,000
125 = 125,000
150 = 150,000 (1 Phase = 130,000) 250 = 250,000
Low NOx
060 = 60,000
090 = 90,000
120 = 120,000
Note: On single phase (-J voltage code) models, the
following are not available as a factory installed option:
- Perfect Humidity
- Coated Coils or Cu Fin Coils
- Louvered Hail Guards
- Economizer or 2 Position Damper
- Powered 115 Volt Convenience Outlet
3
4
5
6
7
8
9
10
1
J
E
0
6
A
0
7
Heat
x
180 = 180,000
240 = 240,000
Fig. 1 — 581J 04-06 Model Number Nomenclature (Example)
11
12
13 14
15
16
17
2
A
0
B
0
A
A
Packaging and 2-Speed Indoor Fan
Motor
A = Standard Packaging, electro mech. controls
B = LTL Packaging, electro mech. controls that
C = Standard Packaging, electro mech. controls
D = Standard Packaging and 2-Speed Indoor Fan
E = LTL Packaging, and 2-Speed Indoor Fan
F = LTL Packaging, electro mech. controls that
Factory Installed Options
Outdoor Air Options
A = None
B = Temp Econo, Baro Relief, Standard Leak
(W7212 or W7220)
H = Enthalpy Econo, Baro Relief, Standard Leak
(W7212 or W7220)
E = Temp Econo, Baro Relief, Standard Leak w/CO
(W7212 or W7220)
L = Enthalpy Econo, Baro Relief, Standard Leak w/CO
(W7212 or W7220)
Q = Motorized 2 Position Damper
U = Temp Econo, Baro Relief, Ultra Low Leak, (W7220)
W = Enthalpy Econo, Baro Relief, Ultra Low Leak, (W7220)
Indoor Fan Options 3,4,5 Ton Models Only
0 = Electric (Direct) Drive x13 Motor
2 = Medium Static Option – Belt Drive
3 = High Static Option – Belt Drive
See price page details for specific Perfect Humidity
Coil Options (outdoor-indoor-hail guard)
A = Al/Cu - Al/Cu
B = Precoat Al/Cu - Al/Cu
C = E-coat Al/Cu - Al/Cu
D = E-coat Al/Cu - E-coat Al/Cu
E = Cu/Cu - Al/Cu
F = Cu/Cu - Cu/Cu
M = Al/Cu - Al/Cu – Louvered Hail Guards
N = Precoat Al/Cu - Al/Cu – Louvered Hail Guards
P = E-coat Al/Cu - Al/Cu – Louvered Hail Guards
Q = E-coat Al/Cu - E-coat Al/Cu – Louvered Hail Guards
R = Cu/Cu - Al/Cu – Louvered Hail Guards
S = Cu/Cu - Cu/Cu – Louvered Hail Guards
3
that require W7212 EconoMi$er IV
require W7212 EconoMi$er IV
that require W7220 EconoMi$er X
Motor (VFD) Controller
Motor (VFD) Controller
require W7220 EconoMi$er X
2
2
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