1
6
3.6.5 Warning light
An optional set of warning lights is mounted on the top and
at the base of the lift. The flashes warn that the lift is
moving.
3.6.6 Acoustic buzzer
An audible signal is installed with a warning function.
If the external buttons of the user control box or platform
control boxes are used, the operation will be delayed and
an acoustic warning emitted. This way, the persons next to
or inside the cabin are alerted of an inminent movement of
the service lift and can act accordingly. This same acoustic
buzzer sounds while the cabin is overloaded.
Manual descent buzzer sounds during all the descent when
user performs a manual descent.
3.7 Manual descent system
The service lift has a manual descent system that
can be used in the event of a power failure
emergency situation.
(See section 4.3.
9
in Use of
service lift)
3.8 Guiding system
3.8.1 Guiding ladder
The service lift is guided by ladder. The guiding system
function is to safely guide the service lift along the ladder
stiles.
The guiding system consists of the guiding ladder and 4 sets
of 2 guiding rollers each. The arrangement of the 4 sets is
shown in the following figure.
Each roller is secured to the cabin supporting profiles and
the surface of the rollers is made of a material that ensures
smoothness though providing necessary endurance.
Figure
21
: Guiding system
Guiding system
1
2
Guiding ladder
Top guiding rollers
Bottom guiding rollers
3
1
2
3
3.9 Cable management
3.9.1 Travelling cable
Travelling cable is connected from power supply socket
over mid tower´s height platform to service lift socket and it
features a cable stocking on each end. A travelling cable
pulley is suspended on the cable and is guided along the
traction and safety wire ropes.
3.10 Platform fences
The platform holes shall be protected with platform fences.
These platform fences consist of structures of different
geometries depending on the platforms where they are
installed.
The platform fences shall conform to EN 14122-3 and shall
be equipped with a door (sliding and/or swinging)
monitored with a trapped key system. Optionally, and apart
from the trapped key system, the platform fence doors
could feature guard locking switch system, or an electrical
switch monitoring system.
3.10.1 Fence door interlock system
3.10.1.1 Trapped-key system
The platform fence door is equipped with
a trapped-key
lock that keeps the door locked while the service lift is not at
the platform. The door can be unlocked using the trapped
key in the cabin and opening the lock. The key will
remain trapped until the door is closed and locked again.
1
2
3
4
Travelling cable
1
2
Travelling cable pulley
Travelling cable
Traction wire rope
Safety wire rope
3
4
Figure
22
: Travelling cable
Summary of Contents for OCTOPUS XL120
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