Wr Rademacher DuoFern 14234511 Wireless blind cord winder Flush mount 14234511 Hoja De Datos

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9
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7.  Permissible roller shutter belts
IMPORTANT
Only use belts of the permissible lengths. The RolloTron 
Standard DuoFern can be damaged if it is used to retract 
excessively long belts.
Table 1:  Permissible roller shutter belts
RolloTron: 
 
Item No:
Standard 
DuoFern (Small belt) 
1415 45 11
Standard 
DuoFern 
1423 45 x1
Standard 
DuoFern Plus 
1423 60 11
Belt width:
Belt thick-
ness:
Maximum belt length
15 mm (Small belt)
1.0 mm
7.6 m
 - - - 
 - - -
23 mm (Standard belt)
1.0 mm 
 - - - 
7.6 m
15 m
1.3 mm
 - - - 
6.2 m
12 m
1.5 mm
 - - - 
5.2 m
11 m
Table 2:  Permissible roller shutter surface area (m
2
Roller shutter type:
Weight/m
2
Permissible roller shutter surface area (m
2
)
Plastic roller shutters
(4.5 kg/m
2
)
Approx. 6 m
2
 Approx. 6 m
2
Approx. 10 m
2
Aluminium and wooden roller shutters
(10.0 kg/m
2
)
Approx. 3 m
2
Approx. 3 m
2
Approx. 6 m
2
NOTE
The specifications are intended for guidance only and apply 
to an ideal installation situation. The actual values may vary 
due to local conditions.
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