Detail of JB/T 9008.1-2014

Introduction of JB/T 9008.1-2014

1 Scope Part 1 of JB/T 9008 specifies terminologies and definitions, types and basic parameters, technical requirements, inspection rules, marking, packaging, transportation and storage of electric wire rope hoists. This part is applicable to electric wire rope hoist (hereinafter referred to as electric hoist) applying or swinging molten metal in general working environment, and it is referred to electric hoist working in other environment. This part is inapplicable to electric hoists used in the following environments: - The environment with explosive gas, combustible dust or corrosive gas; - The environment with nuclear radiation or toxic gas. 2 Normative References The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendment) applies to this document. GB 755-2008 Rotating Electrical Machines - Rating and Performance GB/T 783 Lifting Appliance - Range of Maximum Capacities for Basic Models GB/T 3797-2005 Electrical Control Assemblies GB/T 3811-2008 Design Rules for Cranes GB/T 4205 Basic and Safety Principles for Man-machine Interface (MMI), Marking and Identification - Actuating Principles GB 4208-2008 Degrees of Protection Provided by Enclosure (IP Code) GB/T 4942.1 Degrees of Protection Provided by the Integral Design of Rotating Electrical Machines (IP Code) - Classification GB 5226.1-2008 Electrical Safety of Machinery - Electrical Equipment of Machines - Part 1: General Requirements GB 5226.2-2002 Safety of Machinery - Electrical Equipment of Machines - Part 32: Requirements for Hoisting Machines GB 6067.1 Safety Rules for Lifting Appliances - Part 1: General Rules GB 8918 Steel Wire Ropes for Important Purposes GB/T 9286 Paints and Varnishes - Cross Cut Test for Films GB/T 10051.1 Lifting Hooks - Mechanical Properties, Lifting Capacities, Stresses and Materials GB/T 13306 Plates GB/T 13384 General Specification for Packing of Mechanical and Electrical Product GB 14048.1-2012 Low-voltage Switchgear and Controlgear - Part 1: General Rules GB/T 20118 Steel Wire Ropes for General Purpose JB/T 3907 Machine Tool Electric Apparatus - Push-button Switches JB/T 9008.2-2015 Electric Wire Rope Hoists Part2: Testing Method 3 Terminologies and Definitions For the purposes of this document, the following terminologies and definitions apply. 3.1 Electric hoist A hoist assembled by motor, reducer, brake and others to lift and lower load-handling device by rolling and releasing lifting rope/lifting chain with reel/chain reel respectively. 3.2 Electric wire rope hoist A kind of electric hoist taking flexible member as steel wire rope. 3.3 Hook safe distance The minimum distance between the hook set and the potential obstacle when the hook set reaches the upper limit position and the reel rolling stops.

Contents of JB/T 9008.1-2014

Foreword I 1 Scope 2 Normative References 3 Terminologies and Definitions 4 Types and Basic Parameters 4.1 Types 4.2 Basic Parameters 5 Technical Requirements 5.1 Working Environment Conditions 5.2 Basic Requirements 5.3 Service Performance 5.4 Safety and Hygiene 5.5 The Service Life of Hoisting Mechanism 5.6 Painting and Appearance 5.7 Main Parts and Components 6 Test Methods 7 Inspection Rules 7.1 Motor Inspection 7.2 Inspection Classifications 7.3 End-of-manufacturing Inspection (Test) 7.4 Type Test 7.5 Life Test 8 Marking, Packaging, Transportation and Storage