U-125Pe1R5 (For 50 Hz) - Panasonic R410A Service Manual

1-5. Capacity Correction Graph According to Temperature Condition

U-125PE1R5 (For 50 Hz)

Cooling capacity ratio (maximum capacity)
140
Indoor air intake temp ( °C WB)
120
100
80
60
40
20
0
140
Indoor air intake temp ( °C WB)
120
100
80
60
40
20
0
-15 -5 5 15
Outdoor air intake temp ( °C DB)
Cooling
200
180
160
140
120
100
80
60
40
20
0
0 2 4 6 8
Capacity (kW)
Outdoor unit heating capacity correction cofficient during of frosting/defrosting
Outdoor intake air
-20 -15 -10 -9
temperature °C WB
Correction coefficient 1.0 1.0 0.97 0.96 0.96 0.95 0.94 0.91 0.89 0.88 0.87 0.87 0.87 0.88 0.89 0.91 0.92 0.95 1.0
To calculate the heating capacity with consideration for frosting/defrosting operation, multiply the heating capacity
found from the capacity graph by the correction coefficient from the table above.
140
120
100
80
22°CWB
19°CWB
60
16°CWB
40
20
0
140
120
100
22°CWB
19°CWB
80
16°CWB
60
40
20
0
25 35 45
Heating
200
180
160
140
120
100
80
60
40
20
0
10 12 14 16
-8 -7 -6 -5 -4 -3
1-25
Heating capacity ratio (maximum capacity)
Indoor air intake temp ( °C DB)
Indoor air intake temp ( °C DB)
-20 -15 -10 -5 0
Outdoor air intake temp ( °C WB)
0 2 4 6 8 10
Capacity (kW)
(RH approximately 85%)
-2 -1 0 1 2 3 4
1
16 °CDB
20 °CDB
24 °CDB
16 °CDB
20 °CDB
24 °CDB
5 10 15
12 14 16 18
5 6