News

IIBT6 [table id=108 /] Class IIB is designated for environments with hazardous gases like ethylene, where T6 specifies that explosion-proof electrical devices must maintain a surface temperature below 85°C. IICT6 Class IIC applies to extremely hazardous areas with gases such as hydrogen, acetylene, and carbon disulfide. T6 classification ensures that…

According to national standards for electrical explosion protection, both BT4 and BT6 fall under Class IIB. [table id=163 /] However, the 'T' classification pertains to the temperature rating of explosion-proof electrical devices. Devices classified as T6 must maintain a surface temperature no higher than 85°C, T5 must not exceed 100°C,…

Class IIB is suitable for environments where explosive mixtures of IIB gases and air occur. [table id=108 /] Explosion-proof classifications are split into primary levels for mining and secondary levels for factories. Within the secondary level, sub-classifications include IIA, IIB, and IIC, in ascending order of explosion-proof capability: IIA <…

The BT4 model is classified under Explosion-proof Class B with a temperature rating of T4, stipulating that the equipment's surface temperature cannot exceed 135°C. [table id=216 /] Conversely, the CT6 model holds a Class C explosion-proof rating, covering the requirements of BT4 and applicable to zones with dangerous gases like…

The 'B' classification denotes the approved level of equipment for handling gases and vapors within a facility, typically used for substances like ethylene, dimethyl ether, and coke oven gas. [table id=163 /] The 'T' category specifies temperature groups, where T4 equipment has a maximum surface temperature of 135°C, and T6…