Nibe 067446, Installer Manual

Page: 23 / 56

ON
1
2
3
4
5
6
7
8
-X9
-X2
24 20 21 22 23 15 16 17 18 19 10 11 12 13 14 5 6 7 8 9 1
1
N
L
PE
PE
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
9
2 3 4
-X8
-X4
-X10
-X1
AA5-X2 AA5-X9
NOTE
All electrical connections must be carried out
by an authorised electrician.
Electrical installation and wiring must be car-
ried out in accordance with the stipulations in
force.
F1345 must not be powered when installing
HPAC 45.
Connection of sensors and external blocking
Use cable type LiYY, EKKX or similar.
External blocking
Passive cooling
A contact (NO) can be connected to AA5-X2:23-24 to
block cooling operation. When the contact closes,
cooling operation is blocked.
24 20 21 22 23 15 16 17 18 19 13 14
External blocking
External
Unit box
AA5-X2
Passive cooling
Active cooling.
A contact (NO) can be connected to AA5-X2:21-22 to
block cooling operation. When the contact closes,
cooling operation is blocked.
24 20 21 22 23 15 16 17 18 19 13 14
External blocking
External
Unit box
AA5-X2
Active cooling.
External flow temperature sensor (BT25)
Connect the supply temperature sensor to the heat
pump on the input board on terminal block X6:15 -
X6:GND on F1345 without 2.0 or on terminal block
AA3-X6:5-6) on F1345 with 2.0.
F1345
Externt
GND GND GND
14 15 16 17 18
X6
External
BT25
F1345 without
2.0
F1345Externt GNDGNDGND1415161718
F1345 without 2.0
L
EK
X6
F1345
Externt
4 5 6 7
External
BT25
-AA3-X6
F1345 with 2.0
F1345 with 2.0
L
EK
AA3:X6
23
GB