M A E D A Mini-Crawler Crane Section 3 –CRANE TERMINOLOGY
9/2020 MC285CB-3 3-3
CRANE TERMINOLOGY
Terms and Definitions
Rated Total Load
The maximum load that can be applied according
to the boom length and angle. The load includes
the mass (weight) of hoisting accessories (hooks)
and slinging ropes. For additional information, see
"RATED TOTAL LOAD CHARTS" on page 3-10.
Fig 3-1
Rated Load
A load derived by subtracting the mass (weight) of
hoisting accessories (hooks) and slinging ropes
from the rated total load.
Working Radius
A horizontal distance between the axis of slewing
and the hook centre.
Fig 3-2
Boom Length
A distance between the boom primary pin and the
sheave pin of the end boom.
Fig 3-3
Boom Angle
An angle which the boom forms with the horizon.
Fig 3-4
Lifting Height above Ground
A vertical distance between the hook bottom and
the ground with the hook raised to the upper limit.
Fig 3-5
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