GB/T 12602-2020 (English Version)

Scope: This standard specifies the terms and definitions, technical requirements, test methods, inspection rules, signs, packaging, transportation and storage of overload protection devices for hoisting machinery. This standard applies to overload protection devices (hereinafter referred to as "device") used in electric hoists, bridge cranes, gantry cranes, mobile cranes, tower cranes and jib cranes. Overload protection devices used in other types of lifting machinery can be Refer to use.

GB/T 12602-2020 Referenced Document

GB/T 13306 Plates
GB/T 13384 General specifications for packing of mechanical and electrical product
GB/T 14048.1 Low voltage switchgear and controlgear Part 1: General principles*， 2023-11-27 Update
GB/T 17626.5 Electromagnetic compatibility—Testing and measurement techniques－Surge immunity test
GB/T 2423.4 Environmental testing for electrical and electronic products - Part 2: Test method Test Db alternating damp heat (12h + 12h cycle)
GB/T 24810.1 Cranes.Limiting and indicating devices.Part 1:General
GB/T 3811 Design rules for cranes
GB/T 4208 Degrees of protection provide by enclosure (IP code)
GB/T 8923.1 Preparation of steel substrates before application of paints and related products.Visual assessment of surface cleanliness.Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coa

2020 GB/T 12602-2020 Safety devices against over1oading for lifting appliances
2009 GB 12602-2009 Lifting appliances-safety devices against overloading
1990 GB 12602-1990 Lifting appliances--Safety devices against overloading--Safety technology code