Packaged and Split Unitary Systems). The
efficiencies are based on the standard ratings
conditions defined in ARI 325.
GROUNDWATER-COOLED, SPLIT AND PACKAGE SYSTEMS
Cooling Mode (All Capacities)
EER = 11.0 (Standard Rating)
EER = 11.5 (Low Temp. Rating)
Heating Mode (All Capacities)
COP = 3.8 (Standard Rating)
COP = 3.4 (High Temp Rating)
COP = 3.0 (Low Temp Rating)
___________________________________________________
ARI 310/380: The following is a list of minimum
efficiencies for equipment rated in accordance with
ARI 310/380 (Packaged Terminal Units). The
efficiencies are based on the standard ratings
conditions defined in ARI 310/380.
PACKAGED TERMINAL UNITS
Cooling Mode
Capacity less than or equal to 2.0 kW (less than or
equal to 7,000 Btuh)
EER = 9.5
Capacity greater than 2.0 and less than or equal to
2.9 kW (greater than 7,000 and less than or equal to
10,000 Btuh)
EER = 9.0
Capacity greater than 2.9 and less than or equal to
3.5 kW (greater than 10,000 and less than or equal
to 12,000 Btuh)
EER = 8.5
Capacity greater than 3.5 kW (greater than 12,000
Btuh)
EER = 8.0
Heating Mode (All Capacities)
COP = 2.7 (Standard Rating)
For multi-capacity equipment, the minimum
performance shall apply to each capacity step
provided and allowed by the controls.
___________________________________________________
AHAM RAC-1: The following is a list of minimum
efficiencies for equipment rated in accordance with
AHAM RAC-1 (Window or Through-the-Wall Room Units).
The efficiencies are based on the standard ratings
conditions defined in AHAM RAC-1.
ROOM UNITS
Without Reverse Cycle and with Louvered Sides
Capacity less than or equal to 1.8 kW (less than
6,000 Btuh)
EER = 8.0
Capacity greater than 1.8 and less than or equal to
2.3 kW (greater than 6,000 and less than or equal to
SECTION 15700A
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