Features 1、Safety reinforced shell, inside are mounted Explosion-separate type elements. 2、The shell mould-shaped by glass fiber reinforced and unsaturated ployster resin, has elegant shape excellent performance and functions of corrosion-proofing, electrostatic-insisting, impact-withstanding and perfact thermal reliability.etc. 3、The explosion-separate type, control swich with compact structure, steady property, small volume, high capacity, and long-term life has several functions to be selected freely, Explosion-proofing button by ultrasonic encapsulation arts, ensuring the dependable combining intension. The push button by module, The function of it can combine freely in two units. The explosion-proof indicator by special design, using within the AC voltage scope of 220V-380V generally. 4、All the exposed fastening pieces are made of stainless steel and of anti-lost type, which be convenient to maintaining. 5、The joint of shell and cover is the form of devious-labyrinthian struture, Water-proof, dust-proof. 6、Suitable for GB3836-2000, IEC60079 standard request. 適用范圍 1、1區、2區危險場所。 2、ⅡA、ⅡB、ⅡC類爆炸性氣體環境。 Application 1、Can be used in Zone 1 and Zone 2 dangerous places. 2、Can be used in ⅡA、ⅡB、ⅡC group explosive atmosphere. 主要技術數據 Main technical Specification 使用類別 額定工作電壓(V) 額定工作電流(