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Test condition
ARI
Mode Test
Indoor air condition Outdoor air condition
Dry bulb (°F) Wet bulb (°F) Dry bulb (°F) Wet bulb (°F)
SEER
(Cooling)
"A" Cooling Steady State
at rated compressor Speed
80 67 95 (75)
"B-2" Cooling Steady State
at rated compressor Speed
80 67 82 (65)
"B-1" Cooling Steady State
at minimum compressor Speed
80 67 82 (65)
Low ambient Cooling Steady State
at minimum compressor Speed
80 67 67 (53.5)
Intermediate Cooling Steady State
at Intermediate compressor Speed
5
80 67 87 (69)
HSPF
(Heating)
Standard Rating-Heating
at rated compressor Speed
70 60 47 43
Low temperature Heating
at rated compressor Speed
70 60 17 15
Max temperature Heating
at minimum compressor Speed
70 60 62 56.5
High temperature Heating
at minimum compressor Speed
70 60 47 43
Frost Accumulation
at rated compressor Speed
70 60 35 33
Frost Accumulation
at Intermediate compressor Speed
5
70 60 35 33
5
: At Intermediate compressor Speed
= ("Cooling rated compressor speed" - "minimum compressor speed") / 3 + "minimum compressor speed".
3, 4
(2) OPERATION
Mode Condition
Intake air temperature (°F)
Indoor Outdoor
DB WB DB WB
Cooling
Standard temperature 80 67 95 —
Maximum temperature 90 73 115 —
Minimum temperature 67 57 14 —
Maximum humidity 78 % —
Heating
Standard temperature 70 60 47 43
Maximum temperature 80 67 75 65
Minimum temperature 70 60 14 13
OPERATING RANGE
(1) POWER SUPPLY
Rated voltage Guaranteed Voltage
Outdoor unit
208/230 V
1 phase
60 Hz
Min.187 V
208 V 230 V Max.253 V