Electrical connection
NOTE
Electrical installation and service must be car-
ried out under the supervision of a qualified
electrician, and in accordance with applicable
electrical safety regulations.
During 1 phase installation the water heater produces
1 kW and during 2 phase installation 3 kW.
Thermostat
Upon delivery, the water heater's thermostat is set for
a hot water temperature of approx. 60°C, if another
temperature is required, set it using the thermostat
knob.
NIBE Compact 300 Solar has a thermostat that is ad-
justable between 60°C and 80°C.
Electrical circuit diagram
1 phase 1 kW/2 phase 3 kW
5
6
2
1
A
B
3 kW
230 V~
1-fas
L1
N
PE
1
400 V~
2-fas
L1
L2
PE
1
5
6
Läge 3 kW
Läge 6 kW
2
400 V~
3-fas
11
21
31
12
22
32
P3
P1
P2
5
2
4
P3
P1
P2
5
2
4
P3
P1
P2
5
2
4
L3
L2
L1
PE
6 kW
2
P3
P1
P2
5
2
4
L1
L2
L3
L1
L2
L3
400 V~
2-phase
230 V~
1-phase
List of components
Terminal block
1
Isolator switch
2
Thermostat/temperature limiter
5
Immersion heater
6
7
GB
