Home / Standards / GB/T 34663-2017 GB/T 34663-2017 Active General technical requirements for electric resistance heaters used in explosive gas atmospheres 爆炸性气体环境用电阻加热器通用技术要求 Standard Type GBT ICS 29.260.20 CCS K35 Status 现行 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A