11 Final mounting
10.1 Electrically connecting the unit
1. Prior to accessing the connection terminals,
switch off all supply circuits. Switch off mains
fuse, secure against being accidentally
switched back on and position a visible warn-
ing sign.
2. Cut off and insulate PE conductor and indi-
vidual cable cores that are not required!
3. Remove power cable's sheathing and cut to
length: Electrical connection [} 39].
Cut off and insulate PE conductor and individual cable cores that are not required
Nominal load can be
switched without
base load
Please tick the connection variant
11 Final mounting
NOTICE Malfunction in case of incorrect in-
stallation.
For installation conditions and detailed informa-
tion on the final installation of the fan insert and
cover → Observe Instructions for covers .
11.1 Attaching fan insert
1. Plug the fan insert directly into the 3 studs in
the interior of the surface-mounted housing.
40
Maximum length of power supply cable in the housing is 7 cm.
Nominal load can be
switched with permanent
base load
4. Wire power cable to the terminal box accord-
ing to the wiring diagram: Wiring diagrams.
Terminal 1 is marked with a triangle.
5. Mark the fan type and connection type on the
wiring diagram in the AP/APB housing.
6. This prevents mistakes during final installation,
for example, if different fan inserts are fitted in
the system.
Recommendation: Keep these mounting instruc-
tions until the final assembly in the flush-mounted
housing.
Nominal load and
base load can be
switched