Table of Contents
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Position:
1
Example:
4
Product Type
Product Series
Heat Options
Refrig. Systems Options
Cooling Tons
Sensor Options
Indoor Fan Options
Coil Options (RTPF) (Outdoor - Indoor - Hail Guard)
Voltage
Design Revision
Fig. 4 — Model Number Nomenclature Example, Carrier 48/50-Series
Position:
Example:
Unit Type
580 - Gas Heat RTU Legacy™ Series
Model
J - Puron
®
(R-410A) Refrigerant
Voltage
Cooling Tons
Refrig. System/Gas Heat Options
Heat Level (Btuh)
Fig. 5 — Model Number Nomenclature Example, Bryant 580J/558J/548J/581J/551J/549J-Series
2
3
4
5
6
7
8
8
H
C
D
D
2
4
1
2
3
4
5
6
7
8
5
8
0
J
E
0
8
D
9 10 11 12 13 14 15 16 17 18
A
2
A
6
-
0
A
0
Intake / Exhaust Options
Base Unit Controls
9
10 11 12 13 14 15 16 17
1
2
5
A
1
B
0
A
Factory Installed Options
Outdoor Air Options
Indoor Fan Options
Coil Options
4
G
0
Factory Assigned
Electrical Options
G = Two-Speed Blower
H = HACR and Two-Speed Blower
J = Non-Fused Disconnect and
Two-Speed Blower
K = Through the basepan electrical
and Two-Speed Blower
L = HACR and Through the basepan
electrical and Two-Speed Blower
M = Non-Fused Disconnect and
Through the basepan electrical
and Two-Speed Blower
Service Options
D
Packaging and 2-Speed Indoor Fan Motor
D = Standard Packaging and 2-Speed Indoor
Fan Motor (VFD) Controller
E = LTL Packaging and 2-Speed Indoor Fan
Motor (VFD) Controller
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