Midea MCH2U-18PHH2, Service Manual

Page: 18 / 131

18
T1 Ts
3
1
1
e
c
a
4
2
0
2
3
0
1
f
d
b
Capacity area a b c d e f
Norm code
(N)
3 2 1.5 1 0.5 0
Model 9K 12K 18K 24K
HP 1.0 1.2 1.5 2.5
Note: The final result is an integer.
Use the following table and final capacity
request to confirm the operating
frequency.
Frequency
(Hz)
0
CO
OL_
F1
CO
OL_
F2
…
…
COO
L_F2
4
CO
OL_
F25
Amendatory
capacity
demand.
0 1 2
…
…
24 25
The maximum running frequency is
adjusted according to the outdoor ambient
temperature
℃
55
54
Fmax=
T4FREMAXC0
51.5
50.5
Fmax= T4FREMAXC1
45.5
44.5
Fmax= T4FREMAXC2
39
38
Fmax= T4FREMAXC3
33
32
Fmax= T4FREMAXC4
30
29
Fmax= T4FREMAXC5
22
20
Fmax= T4FREMAXC6
10
8 Fmax= T4FREMAXC7
0
-2 Fmax= T4FREMAXC8
-10
-12
Fmax= T4FREMAXC9
Fmax= T4FREMAXC10
Heating Mode
T1 Ts
4
0
a
3
1
-1
3
1
2
0
b
c
d
e
f
2
Capacity area a b c d e f
Norm code (N) 3 2 1.5 1 0.5 0
Model 9K 12K 18K 24K
HP 1.0 1.2 1.5 2.5
Note: The final result is an integer.