Installation and User's Manual Helo T2
3.
Basic schematic of the terminal connections and the installation
Contactor box
Sensor
OLET 28
Door switch
The door switch refers to the switch on the sauna door. This switch complies with the regulations laid down in Section
22.100 of the standard EN 60335 2-53. Public and private saunas, i.e. saunas where the heater can be switched on
from outside the sauna or by using a timer, must have a door switch.
Contactor box
Sensor cable
SR 1
SR 2
17
18
SR 1. Blue
SR 2. White
17. Red
18. Yellow
A
B
11
12
A.
Ruskea
B.
Valk
11.
Vihreä
12.
Kelt
Silicone 4 x 0.25
Sauna heater
Connector strip
1
2
3
4
1. Blue
2. White
3. Red
4. Yellow
Brun
Brown
Braun
Vit
White
Weiss
Grön
Green
Grün
Gul
Yellow
Gelb
Control panel
1601-28 (T2)
LiYY 4 x 0.25
Contactor box
WE 14
Limiter
Control panel
1601-28 (T2)
A
B
11
12
Door switch
Power supply
400V – 415 V 3N~
230 V 3~
4