2 | INSTALLATION
21
MODELLI 9000-1 - 12000-1 - 18000-1
1
Terminal blocks
2
Wire retainer
3
Earth screw
MODEL 24000-1
1
Connection terminal board with indoor unit
2
Power supply connection terminal board
3
Wire retainer
4
Earth screw
- remove the wire retainer
- make electrical connections according to the diagrams below
MODEL 9000-1 - 12000-1 - 18000-1
A
Outdoor unit
B
Indoor unit
C
System main switch
MODEL 24000-1
A
Outdoor unit
B
Indoor unit
C
System main switch
It is compulsory to use ring crimp terminals to connect to the
terminal board.
For the sizing of the electrical power cables and safety devices, use the
following table:
Model
9000-1
12000-1
18000-1
24000-1
Electrical characteristics
Protection
factor
IP
X4
X4
X4
X4
Protection
against short
circuit
A
20
20
25
25
Protection
against
overcurrent
A
10
10
15
15
Ground
protection
A
20
20
25
25
Residual
current
mA
30
30
30
30
Starting
current
A
1
1
1,60
1,60
Power cable
Tipo
H07RN-F H07RN-F H07RN-F H07RN-F
Signal cable
n x mm
1 x 1
1 x 1
1 x 1
1 x 1
Power cable
n x mm
3 x 1.5
3 x 1.5
3 x 2.5
3 x 2.5
The cable sections specified in the table are minimum requirements.
The correct size must be calculated taking into account the actual
length, the type of routing and other conditions set by the existing
regulations.
