UNIT NOMENCLATURE
Outdoor and Heat Recovery Units
Outdoor Units (ODU)
Family
ARU = Multi V Outdoor Unit (Refrigerant R410A)
Type
N = Inverter Heat Pump
B = Inverter Heat Recovery
Nominal Capacity
(Nominal cooling capacity in Btu/h)
072 = 72,000
192 = 192,000
096 = 96,000
216 = 216,000
121 = 121,000
240 = 240,000
144 = 144,000
264 = 264,000
168 = 168,000
288 = 288,000
Electrical Ratings
B = 208–230V/60Hz/3Ph
D = 460V/60Hz/3Ph
Airflow Configuration
T = Top Discharge
Efficiency
E = High Efficiency
Generation
4 = Fourth
Heat Recovery Units (HRU)
Family
PRHR = Multi V Heat Recovery (HR) unit (Refrigerant R410A)
Number of Ports
02 = Two Ports
03 = Three Ports
04 = Four Ports
Series Number
2A = Series Number
4 | INTRODUCTION
ARU
N
312/313 = 312,000
432 = 432,000
336/337 = 336,000
456 = 456,000
360 = 360,000
480 = 480,000
384 = 384,000
504 = 504,000
408 = 408,000
PRHR
02
©
072
B
T
2A
E
4