21
ENG
Inverter Models Capacity (Btu/h)
9K-12K
Lenght of pipe with standard charge
5m/16ft
Maximum distance between indoor and outdoor unit
15m/49ft
Additional refrigerant charge
15g/m
Max. diff. in level between indoor and outdoor unit
10m/32ft
Type of refrigerant
R32
Pipe Length and Additional Refrigerant
PIPE
Newton meter [N x m]
Pound-force foot (1bf-ft)
Kilogram-force meter
(kgf-m)
1/4" (
ɸ
6)
18 - 20
24.4 - 27.1
2.4 - 2.7
3/8” (
ɸ
9.52)
30 - 35
40.6 - 47.4
4.1 - 4.8
1/2” (
ɸ
12)
45 - 50
61.0 - 67.7
6.2 - 6.9
5/8” (
ɸ
15.88)
60 - 65
81.3 - 88.1
8.2 - 8.9
Torque Parameters
This table is only for reference, the installation shall meet the requirements of local laws
and regulations.
NOTE
Maximum Operating
Current of Air
Conditioner (A)
Minimum Wire Cross-
sectional Area (mm
2
)
Specification of Socket
or Switch (A)
Fuse Specification (A)
≤ 8
0.75
10
20
> 8 and ≤10
1.0
10
20
> 10 and ≤15
1.5
16
32
> 15 and ≤24
2.5
25
32
> 24 and ≤28
4.0
32
64
> 28 and ≤32
6.0
40
64
Dedicated Distribution Device and Wire for Air Conditioner
Step 1: Select Installation location
1. Ensure the installation complies with the installation minimum dimensions (defined below) and meets the
minimum and maximum connecting piping length and maximum change in elevation as defined in the
System Requirements section.
2. Air inlet and outlet will be clear of obstructions, ensuring proper airflow throughout the room.
3. Condensate can be easily and safely drained.
4. All connections can be easily made to outdoor unit.
5. Indoor unit is out of reach of children.
6. A mounting wall strong enough to withstand four times the full weight and vibration of the unit.
7. Filter can be easily accessed for cleaning.
INDOOR UNIT INSTALLATION
Summary of Contents for TT37AF-1232IAW
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