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GB/T 24810.2-2021Limiting and indicating devices - Part 2: Mobile cranes (English PDF)

起重机限制器和指示器第2部分：流动式起重机

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

May 21, 2021

Implementation date

December 1, 2021

Scope

GB/T 24810.2-2021 is the English-translated version of 起重机限制器和指示器第2部分：流动式起重机.

GB/T 24810.2-2021 is the Chinese standard "Limiting and indicating devices - Part 2: Mobile cranes". Its scope clause reads: This document specifies the requirements for limiters and/or indicators for mobile crane load, movement, performance and environment.

GB/T 24810.1 Specifies general requirements for crane limiters and indicators. This document applies to all mobile cranes (hereinafter referred to as cranes) defined in ISO 4306-2, except for truck-mounted cranes.

Note 1.ISO 15442.2012 4.6 specifies the requirements for truck-mounted cranes. Note 2.The requirements of this document only apply to models used as cranes, and do not apply to models that have been modified for excavation and other non-lifting operations. Its clauses include terms and definitions.

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Document preview — GB/T 24810.2-2021

National Standard of the People's Republic of China

Classification: J 80

Issued by: State Administration for Market Regulation, China National Standardization Administration

Foreword
6.1);
6.2);
8.2, 8.2 of the.2009 edition);
8.3, 8.3 of the.2009 edition);

1 Scope

This document specifies the requirements for limiters and/or indicators for mobile crane load, movement, performance and environment. GB/T 24810.1

Specifies general requirements for crane limiters and indicators.

This document applies to all mobile cranes (hereinafter referred to as cranes) defined in ISO 4306-2, except for truck-mounted cranes.

Note 1.ISO 15442.2012 4.6 specifies the requirements for truck-mounted cranes.

Note 2.The requirements of this document only apply to models used as cranes, and do not apply to models that have been modified for excavation and other non-lifting operations.

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations

Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to

This document.

ISO 2374.1983 The maximum lifting capacity range of the basic type of lifting equipment (Liftingappliances-Rangeofmaximumca- pacitiesforbasicmodels)

ISO 4306-2 Crane Terminology Part 2.Mobile Cranes (Cranes-Vocabulary-Part 2.Mobile cranes)

ISO 9926-1.1990 Crane Driver Training Part 1.General (Cranes-Training ofdrivers-Part 1.Gen- eral)

ISO 9927-1 Crane Inspection Part 1.General (Cranes-Inspections-Part 1.General)

ISO 10245-1.2008 Crane limiters and indicators Part 1.General (Cranes-Limiting and indicating devices-Part 1.General)

3 Terms and definitions

The following terms and definitions defined in ISO 10245-1 apply to this document.

3.1 Rated capacity

Under given operating conditions (such as the shape or position of the load), the crane is designed to lift the load.

[Source. ISO 10245-1.2008, 3.12]

3.2 Anti-collision device

All motion functions can be disconnected when starting to prevent the lower load-bearing pulley or hook assembly from the upper load-bearing pulley or main boom and jib end pulley

Collision device.

3.3 Two-blockdamageprevention device

When the lower load-bearing pulley or hook assembly is in contact with the upper load-bearing pulley or the main and jib arm end pulley assemblies, the pulling force of the wire rope is reduced. […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 2374.1983 · ISO 4306 · ISO 9926 · ISO 9927 · ISO 10245

Cited by

GB/T 24810.1-2026Cranes - Limiting and indicating devices - Part 1: General

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