... Explosion proof Electric Hoist with safety brake, explosion-proof Electric Hoist with safety brake, Blast proof Electric Hoist with safety brake---Application: It ... : Explosion classTemperature GroupT1T2T3T4APropane, ethane carbonmonoxide acetone, aceticacid ammonia, pyridine, etcalcohol, butane, acetic tehylester, dichloroethane, vinyl chloride, chloride, chlorethanol, dimethylamine, etcpentane, ...