Escalators no strict classification, sell escalator, usually divided light and heavy categories, there are decorated by escalator into transparent without support, a support transparent, translucent or opaque with a support, Cangzhou City escalators, outdoor escalators and other species. Press the transmission capacity is divided into different rung width, lifting height and tilt angle. Transmission capacity per hour divided by the number of passengers transported. Press the drive end of the drive way into the escalator (or chain escalator) and intermediate drive escalator (or rack escalator). According to the shape of the ladder into manned and inside a large supermarket trolley suitable for sloping. According to the operating frequency divided into constant and variable frequency operation (almost no pauses). In order to safely and effectively implement "non-steered reversal", "missing steps or pallets," "the stopping distance monitoring" and other protection functions, to increase PESSRAE devices. Generally, PESSRAE device includes a dedicated switching power supply, a safety board, six sensors (one for primary sprocket speed and reversal of non-exercise testing, handrail speed, missing steps or pallets monitoring) and seven "safety switch "(respectively for brake release monitoring, maintenance cover open additional brake operation monitoring and monitoring). Cangzhou City, escalators, elevators Noah Witt, escalator maintenance provided by the Texas Noah Witt Elevator Company. Cangzhou City, escalators, elevators Noah Witt, maintenance escalator Texas Noah Witt Elevator Co. (www.dznywt.com) (www.dznywt.com) this year introduced a new upgrade, the above picture is for reference only, please You call Tel picture on this page or to obtain the latest information, contact: Jingli.