1
MODEL NOMENCLATURE
1 2 3 4 5 6 7 8 9 10 11 12
R A U P 2 5 0 D 1 B 0 A
Digit No.1 = Product Type
R = Remote Condensing Unit
Digit No.2 = Product Type
A = Air Cooled
Digit No.3 = Product Type
U = Unit Up-Flow Air Flow
Digit No.4 = Development Sequence
P = Major Development
Digit No.5, 6, and 7 = Nominal Gross Capacity (MBH)
(Note: The alphabetic letter “O” is not used in Digit 6 or 7, only the number “0” is used.)
250 = 250 MBH 400 = 400 MBH 600 = 600 MBH
300 = 300 MBH 500 = 500 MBH
Digit No.8 = Electrical Rating / Utili
zation Range
D = 380-415V / 3Ph / 50Hz 3 = 230V / 3Ph / 60Hz
K = 380V / 3Ph / 60Hz 4 = 460V / 3Ph / 60Hz
Digit No.9 = Motor / Compressor Controls
1 = DOL (3-wire) Starter
Digit No.10 = Additional Design Sequence
B = Micro-P controller with R22
E = Micro-P controller with R407C
F = Carel pCO5 controller with R22
G = Carel pCO5 controller with R407C
H = Carel pCO5 controller with R410A (not for High Ambient)
J = Micro-P controller with R410A (not for High Ambient)
K = Micro-P controller + VFD Low Ambient Control with R22
L = Micro-P controller + VFD Low Ambient Control with R407C
M = Carel pCO5 controller + VFD Low Ambient Control with R22
N = Carel pCO5 controller + VFD Low Ambient Control with R407C
Digit No.11 = Factory Installed Options
(Note: The alphabetic letter “O” is not used in Digit 11, only the number “0” is used.)
0 = None 3 = Crankcase Heater
1 = Blue fin 4 = Copper fin
2 = Suction/Liquid shut off valve
D = Serviceable Filter Drier + Shut-off Sight Glass+ Ship Loose Solenoid V+ Crankcase + Coil Standard
E = Serviceable Filter Drier + Shut-off Sight Glass+ Ship Loose Solenoid V+ Crankcase + Coil Blue Fin
F = S
erviceable Filter Drier + Shut-off Sight Glass+ Ship Loose Solenoid V+ Crankcase + Coil Copper Fin
S = Special (Write additional option in PO note)
Digit No.12 = Ambient Indicator
A = Standard Ambient with R22, R407C for 50 and 60 Hz, Standard Ambient with R410A for 50 Hz only
B = High Ambient (R22, R407c) for 50 Hz only.
Note
“K”, “3”, and “4” in Digit No. 8 cannot applicable with “B” in Digit No.12
“H” and “J” in Digit No.10 cannot applicable with “B” in Digit No
.12
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