防爆标志Ex-marking:Ex d ⅡC T4 Gb/DIP A20 TA,T4
外壳材质:无铜铝合金挤压成型,抛丸,聚脂静电喷塑
Enclosure: Modular aluminum profile without copper, shot blasting,
Enclosure: electrostatic polyester-sprayed
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