适用范围Application 1区、2区危场所. IIA、IIB、IIC类爆炸性气体环境 Can be used Zone 1 and Zone 2 dangerous places. Can be used in IIA,IIB,IIC group explosive atmosphere. 型号含义Model implication 总单元含义 Application of chief art 第一单元含义 Application of first part 第二单元含义 Application of first part 第三单元含义 Application of first part 第四单元含义 Application of first part 主要技术参数 Main technical parameters 使用类别Using sorts 额定工作电压(V)Rated wording voltage 额定工作电流(A)Rated working current 防护等级 Protection category AC-3 AC-4 220 38010 IP65