Nibe AXC 50, Installer Manual

Page: 28 / 48

Electrical connection
ON
12345678
-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
$$;
NOTE
All electrical connections must be carried out by
an authorised electrician.
Electrical installation and wiring must be carried
out in accordance with the stipulations in force.
F1345 must not be powered when installing
AXC 50.
Caution
The relay outputs on the accessory card can have
a max load of 2 A (230 V) in total.
The auxiliary relay (HR10) requires a greater load
than 2 A (230 V).
Connecting ground water pump (GP3)
Connect ground water pump (GP3) to AA5-X9:8 (230
V), AA5-X9:7 (N) and X1:3 (PE).
1
2
3
4
5
6
7
8
9
L
N
PE
3
2
1
8QLW ER[ ([WHUQDO
*3
$$; ;
DIP switch
The DIP switch on the accessory card must be set as fol-
lows.
ON
12345678
-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-S2
ON
12345678
Program settings
Program setting of AXC 50 can be performed via the start
guide or directly in the menu system.
Start guide
The start guide appears upon first start-up after heat
pump installation, but is also found in menu 5.7.
Menu system
If you do not make all settings via the start guide or need
to change any of the settings, this can be done in the
menu system.
Menu 5.2.4 - accessories
Activating/deactivating of accessories.
Select: "ground water pump".
Menu 5.6 - forced control
Forced control of the different components in the heat
pump as well as in the different accessories that may be
connected.
EP12-AA5-K1: No function.
EP12-AA5-K2: No function.
EP12-AA5-K3: No function.
EP12-AA5-K4: Activating the circulation pump (GP3).
Caution
Also see the Operating manual for F1345.
AXC 50 Chapter 7 | Groundwater pump 26