Informazioni
tecniche
The cables are wound around the shaft by means of a sophisticated
self-guided system that prevents cable overlapping. The shape
is designed in compliance with UNI ISO 4308 and UNI 8612
Movement
is guaranteed by a 380V three-phase/50 Hz gear motor complete
with an anti-drop device.
Emergency
control in the event of a power failure is always possible
from the inside or the outside.
The controls
are all 24V.
Two levels
of control are available:
- for
movement with an operator present, with complete visibility
of the opening with pushbutton panel or key switch.
- for
semi-automatic or automatic movement complete with double
pair of photocells or flashing light.
Shutter
made from galvanised steel and consisting of double "U" horizontal
bars connected by pantographs.
The
shutter is operated by means of high-security UNI standard
galvanised steel lifting cables.
Special
guides in polyxene 1000 positioned in strategic points prevent
the cable from rubbing against other mechanical parts.
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