This standard specifies the terms and definitions, product models, technical requirements, test methods, inspection rules, marks, instructions for use, packaging, transportation and storage of lifting electromagnets. This standard applies to lifting electromagnets with a DC rated voltage of 660 V and below (hereinafter referred to as electromagnets).
GB/T 33545-2017 Referenced Document
GB 4208 Degrees of protection provided by enclosure(IP code)
GB/T 10233-2016 Basic testing method for low-voltage switchgear and controlgear assemblies
GB/T 12467.4 Quality requirements for fusion welding of metallic materials.Part 4:Elementary quality requirements