GB/T 17466.21-2022 Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 21: Particular requirements for boxes and enclosures with provision for suspension means (English Version)
This document specifies the technical requirements for marking, protection against electric shock, structure, mechanical properties, electrical properties, etc. of mounting boxes and enclosures used for suspension devices. This chapter of GB/T 17466.1-2019 applies after adding the following content: Add after the fourth paragraph: This document applies to installation boxes and enclosures equipped with suspension devices.
GB/T 17466.21-2022 Referenced Document
GB/T 17466.1-2019 Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 1:General requirements
GB/T 17466.21-2022 history
2022GB/T 17466.21-2022 Boxes and enclosures for electrical accessories for household and similar fixed electrical installations—Part 21: Particular requirements for boxes and enclosures with provision for suspension means
2008GB/T 17466.21-2008 Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 21: Particular requirements for boxes and enclosures with provision for suspension means