
12. Connection principle
400V – 415V 3N~ 2 power group
230V 3~ 2 power group
N U V W
N L1 L2 L3
N L1 L2 L3
N U V W
N L1 L2 L3
N L1 L2 L3
SR 3
SR 4
17
18
A
B
11
12
OPO
51 52
User and installation manual
WE 14
11
N U V W
N L1 L2 L3
N L1 L2 L3
N U V W
N L1 L2 L3
N L1 L2 L3
SR 3
SR 4
17
18
A
B
11
12
OPO
51 52
N U V W
N L1 L2 L3
N L1 L2 L3
N U V W
N L1 L2 L3
N L1 L2 L3
SR 3
SR 4
17
18
A
B
11
12
OPO
51 52
Sensor OLET 28
Sensor OLET 28
Sauna heater 1105 - … (9 – 15 kW 2 power group)
Sauna heater 1101 - … (18 – 21 kW 2 power group)
Sauna heater 1105 - … (9 kW 1 or 2 power group)
Sauna heater 1105 - … (12 – 15 kW 2 power group)
Sauna heater 1101 - … (18 – 21 kW 2 power group)
Group
I
Group
I I
Contactor box 2005-14
Contactor box 2005-14
Door switch
Door switch
Control panel
1601-28 (T2)
Control panel
1601-28 (T2)
Input 400V – 415V 3N~
Group
I
Input 400V – 415V 3N~
Group
I I
Input 230V 3~
Group
I I
Input 230V 3~
Group
I
Sensor OLET 28
Sauna heater 1105 - … (9 – 15 kW 1 power
group)
Contactor box 2005-14
Door switch
Control panel
1601-28 (T2)
Input 400V – 415V 3N~
Group
I
OLEA 97
OLEA 97
OLEA 97
400V – 415V 3N~ 1 power group
Figure 8. Principle diagram of connections
Group
I
Group
I I
Group
I
Group
I I
SR 1
SR 2
17
18
SR 1
SR 2
17
18
SR 1
SR 2
17
18