Installation and Operating Instructions
EN
CHAPTER 5
ELECTRICAL
CONNECTION
m
DANGER
Compact wall-mounted units – KWL EC 360 W/W ET
The arrangement of ventilation ducts (supply air, extract air, intake air and exhaust air) is shown in Fig. 24 (intake air
connection from right) and Fig. 25 (intake air connection from left).
Intake air connection from right
643
0
5
5
110
206 220
Abluft
Extract air
ø160
Zuluft
Supply air
0
7
2
5 .0
Electrical connection
m Danger to life due to electric shock!
An electric shock can result in death or serious injuries .
Before any maintenance and installation work or before opening the cover, the unit must be fully isolated from
the power supply . The electrical connection may only be carried out by an authorised electrician according to
the wiring diagrams .
– Open unit
The unit may only be opened by an authorised electrician!
If the unit's internal terminal box is opened, the unit must be fully isolated from the power supply!
> Allow the unit to cool down for five minutes or wait until the fans are turned off .
> Risk of electric shock, moving parts (fans) and hot surfaces .
– Integrate isolator and main switch on-site
An isolator and main switch (accessories) must be integrated in the unit supply line. The contact opening must be at
least 3 mm. The isolator and main switch must be secured against unintended restart by suitable means.
If a residual current circuit breaker is installed in the supply line of the unit, the residual current circuit breaker must have
the following technical features: Type A or B with a rated differential current of 30 mA .
The unit has a leakage current of max. 0.9 mA.
5 .1
Connections for accessories and networks
The user manual "KWL easyControls" must be observed for the connection of accessories or the network connection.
The connections for accessories and networks are located on the top side of the unit (see Fig. 26 and 27).
RJ45
RJ12
Fig .24
643
643
643
110
206 220
110
206 220
110
110
206 220
206 220
Fortluft
Abluft
Abluft
Abluft
Abluft
Exhaust air
ø160
ø160
ø160
ø160
ø160
Zuluft
Zuluft
Außenluft
Außenluft
Zuluft
Zuluft
Außenluft
235
Intake air
n
o
h
p
s i
e l
g
u
K
Kugelsiphon
5
3
2
2
1
ø
ø12
Fig .26
RJ10
10
Intake air connection from left
643
643
3
4
6
643
643
643
110
206 220
110
0
2
2
6
206 220
0
2
110
110
206 220
206 220
t
u f
t l
o r
F
Fortluft
Fortluft
Fortluft
Fortluft
Abluft
Abluft
Abluft
Abluft
Exhaust air
ø160
ø160
ø160
t
u f
n l
e
ß
u
A
t
u f
u l
Z
Außenluft
Zuluft
Außenluft
Zuluft
Zuluft
Zuluft
Außenluft
5
3
2
235
235
235
235
235
Intake air
Kugelsiphon
Kugelsiphon
Kugelsiphon
Kugelsiphon
235
ø12
ø12
ø12
ø12
RJ45
RJ12
Fig .25
643
643
643
643
550
55
110
206 2
0
110
110
1
1
206 22
206 22
110
2
110
206 220
Fortluft
Fortluft
Fortluft
Fortluft
Abluft
Abluft
t
Abluft
u f
b l
A
Abluft
Abluft
Extract air
ø160
ø160
0
ø160
6
1
ø
ø160
ø160
Zuluf
Außenluft
Zuluft
Zuluft
Außenluft
Außenluft
Zuluft
235
235
235
Kugelsiphon
Ku
Kugelsi
Kuge
270
235
235
235
ø12
235
ø12
ø1
ø12
Fig .27
RJ10