GB/T 3787-2017 Translated English of Chinese Standard. (GBT 3787-2017, GB/T3787-2017, GBT3787-2017): Technical safety code for management, operation, inspection and maintenance of hand-held motor operated electric tools
https://www.chinesestandard.net, Jul 21, 2018 - Technology & Engineering - 12 pages
This Standard specifies the safety requirements for management, operation, inspection and maintenance of hand-held motor-operated electric tools. This Standard applies to the management, operation, inspection and maintenance of hand-held motor-operated electric tools.
Inspection and maintenance
Annex A Informative Periodic inspection record sheet
5.1 General provisions 5.2 Classification 5.3 Operation conditions Annex applications of tools basic insulation Certification mark class II tools Clause code for management current action protectors damp-heat dielectric strength test dismantled double insulation easily accessible live electric shock electrical circuits enclosure GB/T hand-held motor-operated electric inspection and maintenance inspection of tools insulating resistance insulation in class insulation or reinforced isolated from live isolation transformers least include lines of tools lithium batteries location of tools maintenance of hand-held maintenance of tools measurement of insulating metal parts isolated motor-operated electric tools operating manuals overcurrent relays periodic inspection plugs and sockets power lines power supply protection against electric protective devices protective earth lines protective measures rated residual action reinforced insulation replaced randomly residual action current residual current action routine inspection safety extra-low voltage safety operation specifications safety requirements Shanghai sign of inspection Technical safety code tools Class tools pass tools with water