Crane operation
11.4 Operation of the rated capacity limiter
Operating manual 3 302 819 en 11 - 67
GMK3060
13.12.2018
11.4.10 RCL override – version A
This section applies only when the supplied lifting capacity table contains the entry
EN 13000 in the header (1).
In the case of other entries;
à RCL override – version B, p. 11 - 71.
If the RCL is overridden, the crane operation is not monitored and the switched
off crane movements are enabled again. Once the RCL is switched off, there are
three options for overriding.
– During rigging, you can override the RCL shutdown or the lifting limit switch
for rigging work;
à When rigging, p. 11 - 68.
– You can enable the derricking function to leave the shutdown range;
à To raise the boom, p. 11 - 69.
– In an emergency you can override the RCL shutdown completely;
à In emergencies, p. 11 - 70.
Overview status
display
The lamps (5) to (7) of the status display (4) light up or flash depending on the
RCL degree of utilisation and button confirmations.
s
Switch pressed
Degree of utilisation
0-90% about 90-100% greater than 100%
No switch
(normal operation)
Display (5)
green
Display (6)
Yellow
Display (7)
Red
Button (
2
)
Overriding for
rigging
Display (5)
green
Display (6)
Yellow
Display (6)
yellow, flashing
Button (
1
)
Raising
Display (5)
green
Display (6)
Yellow
Display (5)
green, flashing
Key-operated
switch (3) RCL
override in case of
emergency
Display (7)
red, flashing
Display (7)
red, flashing
Display (7)
red, flashing
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