合用于含有爆炸性同化物属于ⅡB级T4组及以下危险场合，作为节制交换50Hz，电压至380V三相异步电动机的直接起动、遏制、并对过载及失压进行包庇。
Apply to contain explosive assimilate belong toⅡ B T4 group and the dangerous situations, as the control 50Hz, voltage to 380V three-phase asynchronous motor starting directly, containment, and the overload and pressure loss for shield.
本起动器的防爆标识表记标帜为：“dⅡBT6”，它的设计及制作均按国家标准GB3836.2—83《爆炸性景象用防爆电气设备  隔爆型电气设备“d ”》有关规定进行。
The starter explosion-proof mark for: " dⅡ BT6 ", its design and production according to national standard GB3836.2 - 83 " explosive scene with explosion-proof electrical equipment flameproof electrical apparatus " " d " " the relevant provisions.