Common Electrical Connection; Connecting Communication; Connecting The Supply - Nibe AXC 40 Installer Manual

3 Common electrical connection

NOTE
All electrical connections must be carried out
by an authorised electrician.
Electrical installation and wiring must be carried
out in accordance with the stipulations in force.
The main product must be disconnected from
the power supply when installing AXC 40.
Electrical circuit diagrams are at the end of the chapter
for each connection option.

Connecting communication

This accessory contains an accessory board (AA5) that
must be connected directly to the compatible product
on the input board (terminal block AA3-X4).
If several accessories are to be connected or are already
installed, the following instructions must be followed.
The first accessory board must be connected directly to
the terminal block in the compatible product and the
following boards must be connected in series with the
previous board.
Use cable type LiYY, EKKX or similar.
Compatible product
AA3-X4
AA3-X4
A
15
15
B
14 14
GND
13 13
F1145/F1155
Accessory card 1
AA5-X4
A
1 1
B
2 2
GND
3 3
A
4 4
B
5 5
GND
6 6
7 7
8 8
Accessory card 2
AA5-X4
A
1 1
B
2 2
GND
3 3
A
4 4
B
5 5
GND
6 6
7 7
8 8
6 Chapter 3 | Common electrical connection
F1245/F1255
VVM 225/310/320/325/500
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7
-X8
-X2
AA5-X4
-X4
1
2
3
4
5
6
7
8
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7
-X8
-X2
AA5-X4
-X4
1
2
3
4
5
6
7
8

Connecting the supply

Connect the power supply to terminal block X1 as illus-
trated.
AA3-X4
-X9
9
6 5 4 3 2 1
8
7
6
5
4
3
2
1
-X10
-X1
N
L
PE
PE
-X9
9
6 5 4 3 2 1
8
7
6
5
4
3
2
1
-X10
-X1
N
L
PE
PE
AXC 40 External
230V 50Hz
X1
N
1
L
2
PE
3
AXC 40