Installation Instructions
3
the dedicated one.
6) The earthing should be reliable and the earth wire should be connected to the dedicated device of the
building by the professional personnel. Besides, the air switch coupled with the leakage current protection
switch must be equipped, which is of enough capacity and of both magnetic and thermal tripping functions in
case of the short circuit and overload.
Table 1
Models
Power Supply
Capacity of the Air Switch
Recommended Cord
˄
pieces× sectional area
˅
MULTI 363
220-240V~ 50Hz
32A
6mm
2
×
3
MULTI 423
220-240V~ 50Hz
32A
6mm
2
×
3
d. Earthing Requirements
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2) The yellow-green line of the air conditioner is the earth line and can not be used for other purpose, cut
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3) The reliable earth terminal should be provided and the earth wire can not be connected to any of the
following places.
ķ
Running water pipe;
ĸ
Coal gas pipe;
Ĺ
Sewage pipe;
ĺ
Other places where the professional personnel think unreliable.
MULTI 423 E
Fig.1
POWER
INDOOR UNI
T
A
INDOOR UNI
T
B
INDOOR UNI
T
C
INDOOR UNI
T
D
OUTDOOR UNI
T
INDOOR UNI
T
E
XT2
XT1
XT3
XT4
XT5
XT6
N
L
