適用范圍 Application 1區、2區危險場所。 ⅡA、ⅡB、IIC類爆炸性氣體環境。 注：要求IIC類時注明. Can be used in Zone 1 and Zone 2 dangerous places. Can be used in IIA、IIB、IICgroup explosive atmosphere. Notice:Please note if need IIC grade needed. 型號含義 Main implication 產品特點 Features ■鑄鋁合金外殼,表面噴塑. ◆ The shell is of diecasted AI-alloy with plastic-sprayed surface. ■內裝轉換開關,用于電流60A以下的電氣線 ◆ Inside is mounted conversion switch,used as power swtch to ■路中,作為電源引入開關,并可控制電動機起 controln motor,adjust speed,convet direction in the system of 動、變速、停止、換向等. not more than 60A. ■鋼管或電纜布線均可. ◆ Suitable for steel pipe and cable. ■符合GB3836-2000,IEC60079標準要求. ◆ Suitable for GB3836-2000,IEC60079 standard request.