The material code you provided, 1020000001, corresponds to a specific component found in the concrete line pump and concrete trailer pump manufactured by Zoomlion Heavy Industry and Sany Heavy Industry, respectively. The model number associated with this component is M840-24-EL, which refers to the stepper motor driver.

The stepper motor driver serves a crucial function in driving and controlling the stepper motor within the concrete line pump and concrete trailer pump. Its primary role is to provide the necessary electrical signals and power to the stepper motor, enabling precise control over its movement and position.

The stepper motor driver receives input signals from the pump's control system or external controllers, which determine the desired movement or position of the stepper motor. It then converts these electrical signals into appropriate current levels and pulses to drive the motor in a step-by-step manner.

By providing the necessary power and control signals, the stepper motor driver allows for precise positioning and movement of the stepper motor. This is essential in applications where accurate and controlled motion is required, such as adjusting the throttle, controlling valve positions, or regulating the pumping rate.

The stepper motor driver also plays a role in ensuring the smooth and reliable operation of the stepper motor. It provides protection features and safeguards, such as overcurrent protection and thermal protection, to prevent damage to the motor and driver components.

Changsha Tongchuang Mechanical Co., Ltd. is located in Changsha, Hunan, the capital of China's construction machinery. It is a service-oriented company integrating production, whole machine maintenance and remanufacturing, second-hand equipment, spare parts sales, new material application and export service. It is a member unit of China Construction Machinery Industry Association. Adhering to the business philosophy of "quality for survival, service first", the company has more than 20 years of professional service personnel to provide perfect solutions for customers at home and abroad. In order to achieve efficient and convenient service, the company adopts online and offline operation mode, online communication and offline service. Building the whole life cycle service industry chain of construction machinery, effectively solve the idle equipment of customers, and reduce the use cost of equipment. Checking second-hand equipment service , remanufacturing service and equipment export service have been well received by domestic and foreign users. From the initial parts supplier company to the comprehensive concrete machinery service provider, it is inseparable from the support and help of customers, friends and partners in the industry. At present, the company has Changsha production base, Changsha maintenance and remanufacturing base, Changsha parts storage center and Beijing Doudian parts storage center. We insist on "providing value for customers with products, creating value for customers with services, and sharing value with customers with solutions". We are willing to hand in hand with you to build a dream and create a better future!Company Profile product atlas.pdf