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5. TERMINOLOGY
5.1 TERMS AND DEFINITIONS
[1] RATED TOTAL LOAD
Is 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.
[2] RATED LOAD
Is a load derived by subtracting the mass (weight) of
hoisting accessories (hooks) and slinging ropes from the
rated total load.
[3] WORKING RADIUS
A horizontal distance between the axis of slewing and the
hook center.
[4] BOOM LENGTH
A distance between the boom primary pin and the sheave
pin at the tip of the boom.
[5] DERRICKING ANGLE
An angle which the boom forms with the horizon.
[6] LIFTING HEIGHT ABOVE GROUND
A vertical distance between the hook bottom end and the
ground with the hook raised to the upper limit.
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