Nibe ELK 42, Installer Manual, Page: 18 / 52

The electrical circuit diagram is at the end of this Installer
handbook.
ELECTRICAL CONNECTION VERSIONS F1345
F1345 has different electrical connection versions de-
pending on when the heat pump was manufactured. To
check which electrical connection applies to your F1345,
check the designation "2.0" visible above the right hand
side of the terminal block as illustrated.
L
EK
F1345 2.0/ F1355
Terminal block X1 on ELK 42 is connected to terminal
blocks X5, X7 and X8 on the input board AA101 in the
heat pump as illustrated.
X5 X7 X8
L1
-X3 -X4
1 2
3
-AA101 -AA101
N L2 L3 1 2 3 4 5 6 7 8 9
-X5
1 2 3 4 5 6 7 8 9
-X6
-X7 -X8 -X9
-FC1
-AA101 -AA101
-AA101 -AA101 -AA101
1 2 3 4 1 2 3 1 2 3 1 2 3 4 5
-X10
A B A B
-AA3-X7
K1
-AA101
K2 K3 C C NO NC
K4
C NO NC
QN10 GP16
L N L L L N N N L N L N PE PE
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
1
2V
A B 13 14
-BE1
-GP16
-BE2 -BE3
AU
X 4
AU
X 5
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
-AA3
-X6
0-10V
-EP14 -EP15
-BF1
16 17 18
2
-AA3
-X22 -AA3
-AA3
-X20 -X21
1 3 1 2 3
-X23
-BT1
-BT
5
0
-BT25
-BT
6
AU
X 1
AU
X 2
AU
X 3
-BT7
-BT
7
1
2.0
WITHOUT THERMOSTAT, TWO ACTIVE
POWER STEPS
42 kW electric heater step active.
J
1,1
J
1,2
J
2,2
7 8 5 6 4
X1
F1345 2.0
ELK 15
1 2 3 4 5 6 1 2 3 4
X5 X7
ELK 42
Heat pump
WITH THERMOSTAT, TWO ACTIVE POWER
STEPS
42 kW electric heater step active.
24 kW immersion heater step in emergency mode.
J
1,1
J
1,2
J
2,2
7 8 5 6 4
X1
F1345 2.0
ELK 15
1 2 3 4 5 6 1 2 3 4 1 2 3
X5 X8 X7
ELK 42
Heat pump
F1345
Terminal block X1 in ELK 42 connects to the terminal
blocks X2-X4 in the heat pump as illustrated.
X2 X3 X4
ELK 42 | GB 18