Nibe ECS 40 Installateurhandbuch Seite 29

Exhaust air heat pumps
This accessory contains an accessory board (AA5) that
must be connected directly to the heat pump on the
input board (terminal block AA3-X4) in
F370/F470/F750
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 input board's terminal block (AA3-X4) in the
heat pump. The following boards must be connected
in series with the previous board.
Use cable type LiYY, EKKX or similar.
EB100
AA3-X4
A
15
B
14
GND
13
F370/F470
Accessory card 1
AA5-X4
A
1
B
2
GND
3
A
4
B
5
GND
6
7
8
Accessory card 2
AA5-X4
A
1
B
2
GND
3
A
4
B
5
GND
6
7
8
Connecting the supply
Connect the power supply to terminal block X1 as illus-
trated.
Unit box
-X1
1
2
3
AA3-X4
F750
24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9
-X8
-X2
-X4
AA5-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
-X8
-X2
AA5-X4 -X4
1
2
3
4
5
6
7
8
External
230V 50Hz
N
L
PE
GB
F750
LEK
-X9
9
8 7 6 5 4 3 2 1
8
7
6
5
4
3
2
1
-X10
-X1
N
L
PE
PE
-X9
9
8 7 6 5 4 3 2 1
8
7
6
5
4
3
2
1
-X10
-X1
N
L
PE
PE
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