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APPENDIX I. MODEL NUMBER SIGNI FICANCE
Model Number Nomenclature
123456789101112131415161718
5 0 T C -- A 0 6 A 0 A 5 A 0 A 0 A 0
____ ____ ____
Unit Heat Type Brand / Packaging
50 = El ec heat pkg rooftop 0=Standard
1=LTL
Tier / Model
TC = Entry tier (with Puron)
Electrical Options
Heat Size A=None
--- = No heat C = Non --- fused disc
D=Thruthebase
F = Non---fused & thru the base
Refrig. System Options
A = Standard refrigeration system Service Options
D=2comp.upgrade 0=None
1 = Unpowered convenience outlet
2 = Powered convenience outlet
Cooling Tons Intake / Exhaust Options
04 = 3 Ton A=None
05 = 4 Ton B=Tempeconow/barorelief
06 = 5 Ton F = Enthalpy econo w/ baro relief
07 = 6 Ton K = 2 pos damper w/ baro relief
Base Unit Controls
Sensor Options 0 = Electromechanical
A=None 1 = PremierLink DDC controller
B = RA smoke detector 2 = Open protocol DDC controller
C = SA smoke detector
D=RA&SAsmokedetector Design Rev
E=CO
2
sensor Factory assigned
F = RA smoke detector & CO
2
G = SA smoke detect or & CO
2
Voltage
H=RA&SAsmokedetector&CO
2
1 = 575/3/60
3 = 208---230/1/60
5 = 208---230/3/60
Indoor Fan Options 6 = 460/3/60
1 = Standard static option
2 = Medium static option Coil Options (Outdoor Coil --- Indoor Coil)
3 = High static option A = Al/Cu --- Al/Cu
B = Precoat Al/Cu --- Al/Cu
C = E coat Al/C u --- Al/Cu
D=EcoatAl/Cu---EcoatAl/Cu
E = Cu/Cu --- Al/Cu
F = Cu/Cu --- Cu/Cu
Serial Number Format
POSITION NUMBER 1 2 3 4 5 6 7 8 9 10
TYPICAL 1 2 0 8 G 1 2 3 4 6
POSITION DESIGNATES
1---2 Week of manufacture (fiscal calendar
3---4 Year of manufacture (“08” = 2008)
5 Manufacturing location (G = ETP, Texas, USA)
6---10 Sequential number
50TC
