適用范圍 Application 1區、2區危險場所。 ⅡA、ⅡB類爆炸性氣體環境。 Can be used in Zone 1 and Zone 2 dangerous places. Can be used in IIA、IIB、group explosive atmosphere. 型號含義 Model implication 產品特點 Features 鑄鋁合金外殼，表面噴塑 Diecasted aluminium alloy shell with 增安型外殼,內部元件采用隔爆型開關 With safety-increased sehll,inside is adopted flame-proof switch. 產品具有防水,防塵等特點. Water-proof,dust-proof. 鋼管或電纜布線。 Suitable for cable wiring. 符合GB3836-2000.IEC60079標準要求. Suitable for GB3836-2000,IEC60079 standard request. 主要技術參數 Main technical parameters