双刹车系统(Dual Brake System):采用机械和电动两种刹车方式; 超载限位器(Overload Alert Limiter):当载重超额定载荷125%时,会有发出安全警报; 极限开关(Overwinding Limiter):上下极限开关设置,可使葫芦自动停止,防止链条超脱; ......双刹车系统(Dual Brake System):采用机械和电动两种刹车方式; 超载限位器(Overload Alert Limiter):当载重超额定载荷125%时,会有发出安全警报; 极限开关(Overwinding Limiter):上下极限开关设置,可使葫芦自动停止,防止链条超脱; 紧急刹车按钮:操作手柄上有专门设计,操作安全