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Main Performance Parameters of the Crane
Release date:
2024-01-18
The main parameters of a crane are those that characterize its key technical performance indicators; they serve as the basis for crane design and also constitute an essential reference for heavy‑machine safety requirements.
Main performance parameters of cranes:
The main parameters of a crane are those that characterize its key technical performance indicators; they serve as the basis for crane design and also constitute an important reference for safety‑related technical requirements.
Crane self‑weight G
Self‑weight refers to the total mass of the entire machine under standard configuration, expressed in tonnes (t) or kilograms (kg).
Lifting capacity Q
Lifting capacity denotes the mass of the load that can be lifted. It may be categorized into rated lifting capacity, maximum lifting capacity, total lifting capacity, and effective lifting capacity, among others.
Rated lifting capacity Qn
Rated lifting capacity is the sum of the mass of the load that the crane can lift together with detachable lifting attachments or auxiliary devices (such as grabs, electromagnetic chucks, balance beams, etc.).
Total lifting capacity Qz
Total lifting capacity is the sum of the mass of the load that the crane can lift, plus the mass of detachable lifting attachments and any permanently mounted lifting devices on the crane (including hooks, pulley blocks, hoisting wire ropes, and other suspended components below the trolley).
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