Home / Standards / GB/T 4208-2017 GB/T 4208-2017 Active Degrees of protection provide by enclosure (IP code) 外壳防护等级(IP代码) Standard Type GBT ICS 13.260 CCS K09 Status 现行 Issue Date 2017-07-31 Implementation 2018-02-01 Responsible Dept 国家标准委 Drafting Unit N/A