Recommended Wire Length And Diameter - Sanyo SAP-K77RAX Technical & Service Manual

7-2. Recommended Wire Length and Diameter

Regulations on wiring diameter differ from locality to locality. For field wiring requirements, please refer to your
local electrical codes. Carefully observe these regulations when carrying out the installation.
Table 2 lists recommended wire lengths and diameters for power supply systems.
NOTE
Refer to the wiring system diagram (Fig. 6) for the meaning of (A) and (B) in Table 2.
Table 2
Cross-Sectional
Area (mm
Model
C77 / 97
C127
WARNING
Be sure to comply with local codes on running the
wire from the indoor unit to the outdoor unit (size of
wire and wiring method, etc.).
Each wire must be firmly connected.
No wire should be allowed to touch refrigerant tubing,
the compressor, or any moving part.
WARNING
To avoid the risk of electrical shock, each air
conditioner unit must be grounded.
CAUTION
Be sure to connect the power supply line to the outdoor
unit as shown in the wiring diagram. The indoor unit
draws its power from the outdoor unit.
(A) Power Supply Wiring Length (m)
(A) + (B)
(B) Power Line Length (m)
)
2
2
33
27
3.5
51
41
WIRING SYSTEM DIAGRAM
INDOOR
UNIT
Terminal
1
2
3
Single-phase 220-240VAC 50Hz
34
Fuse or
Circuit Breaker
Capacity
10A
OUTDOOR
(B)
Grounding line
(A)
L
Power supply
N
Grounding
line
Fig. 6
UNIT
Terminal
1
2
3
L
N