Mitsubishi Electric Mr.Slim PLH-P3AAH Technical & Service Manual page 35

Correction factors
1.3
Cooling capacity correction factors
Service Ref.
5m
PLH-P3AAH.UK
1.00
PLH-P3AAH .UK
1
PLH-P4AAH.UIK
1.00
PLH-P4AAH .UK
1
PLH-P5AAH.UK
1.00
PLH-P5AAH .UK
1
PLH-P6AAH.UK
1.00
PLH-P6AAH .UK
1
Heating capacity correction factors
Service Ref.
5m
PLH-P3AAH.UK
1.00
PLH-P3AAH .UK
1
PLH-P4AAH.UK
1.00
PLH-P4AAH .UK
1
PLH-P5AAH.UK
1.00
PLH-P5AAH .UK
1
PLH-P6AAH.UK
1.00
PLH-P6AAH .UK
1
2. PERFORMANCE CURVE
Cooling performance curve(50Hz)
1.4
1.2
1.0
0.8
1.2
1.0
0.8
0.6
0.4
-5 0 10
OUTDOOR D.B.(°C)
Refrigerant piping length (one way)
10m 15m 20m
0.981 0.968 0.952
0.970
0.989 0.980
0.981 0.968 0.952
0.975 0.955 0.935
Refrigerant piping length (one way)
10m 15m 20m
0.998 0.995 0.993
0.998 0.995 0.993
0.998 0.995 0.993
0.998 0.955 0.993
INDOOR
W.B.(°C)
22
20
18
16
INDOOR
22
20
W.B.(°C)
18
16
20 30 40 46
25m 30m
0.940 0.925
0.960 0.950
0.940 0.925
0.918 0.900
25m 30m
0.990 0.988
0.990 0.988
0.990 0.988
0.990 0.988
Heating performance curve(50Hz)
Correcting the capacity line influenced by frosting
Not correcting the capactiy line influenced by frosting
1.4
1.2
1.0
0.8
0.6
0.4
1.4
1.2
1.0
0.8
0.6
0.4
-12 -10 -5
35
35m 40m 45m
0.913 0.900 0.886
0.930 0.920
0.940
0.913 0.900 0.886
0.884 0.869 0.855
35m 40m 45m
0.985 0.983 0.980
0.985 0.983 0.980
0.985 0.983 0.980
0.985 0.983 0.980
15
0 5 10 15
OUTDOOR W.B.(°C)
50m
0.874
0.910
0.874
0.840
50m
0.978
0.978
0.978
0.978
INDOOR
20
D.B.(°C)
25
25
INDOOR
20
D.B.(°C)
15