IEC61851-1:2010: This standard outlines the essential requirements for electric vehicle conductive charging systems, focusing on general guidelines and protocols.
General requirements, conductive charging systems for electric vehicles Part 1: This section emphasizes the foundational requirements that ensure safe and efficient conductive charging for electric vehicles.
ISO15118-1:2013: This standard pertains to road vehicles, specifically addressing the communication interface between vehicles and the grid, providing a comprehensive overview of use cases and general information.
-Part 1: General information and use-case definition, Road Vehicles: This part introduces essential concepts and definitions crucial for understanding vehicle-to-electricity communication interfaces, enhancing compatibility and functionality.
Web Communication Interfaces Part 1: This segment offers a detailed exploration of general information and use case definitions for web-based communication interfaces in vehicles.
ISO15118-2:2014: Focused on road vehicles, this standard outlines the network and application protocol requirements for vehicle-to-grid communication interfaces, facilitating seamless data exchange.
Interface-Part 2: Network and application protocol requirements: This section provides in-depth specifications for network and application layer protocols essential for vehicle-to-grid communication.
Vehicle-to-Grid Communication Interface Part 2: This part details the network layer and application layer protocol requirements, ensuring robust and efficient communication between vehicles and the grid.
ISO15118-3:2015: This standard focuses on the physical and data link layer requirements for vehicle-to-grid communication interfaces, supporting reliable and secure data transmission.
-Part 3: Physical and data link layer requirements: This section describes the critical physical and data link layer requirements, reinforcing connectivity between road vehicles and the grid.
Communication Interfaces Part 3: This part elaborates on the physical layer and data link layer requirements, ensuring stable and consistent communication for vehicle-to-grid interfaces.
DIN70121:2014: This standard relates to electromobility, focusing on digital communication between a d.c. electric vehicle charging station and an electric vehicle, ensuring efficient control of d.c. charging.
charging station and an electric vehicle for control of d.c. charging: This segment emphasizes the control mechanisms in place for direct current charging between stations and vehicles, enhancing interoperability.
the Combined Charging System: This standard covers the communication protocols essential for the Combined Charging System, ensuring streamlined interactions between charging stations and electric vehicles.
Digital communication for hybrid charging systems: This section delves into the digital communication processes tailored for hybrid charging systems, ensuring compatibility and efficiency.
GB/T 27930-2015: This standard specifies the communication protocols between off-board conductive chargers and battery management systems, facilitating effective and seamless integration for electric vehicles.
agreement: This concise agreement ensures that the communication between chargers and battery management systems aligns with established standards, promoting reliability and consistency.
Functions&Parameters
Features
(1) Expertly supports the DIN70121-2014 DC charging protocol, ensuring seamless charging capabilities.
(2) Fully compatible with ISO15118-2014 DC EIM DC charging protocol for optimal performance.
(3) Equipped to handle ISO15118-2014 AC EIM AC charging protocol, offering versatile charging solutions.
(4) Supports IEC61851-1 BC mode AC charging to meet diverse charging requirements.
(5) Effortlessly auto-selects between DIN70121 and ISO15118 protocols, enhancing user experience.
(6) Configurable AC and DC charging modes via software parameters or hardware switches for flexibility.
(7) Automatically selects between AC EIM and BC modes for AC charging, ensuring convenience.
(8) Communicates with the charging pile's main control using a custom, expandable protocol or via
GBT27930 agreement, tailored to specific needs.
(9) Outputs real-time diagnostic information through the serial port, facilitating quick fault diagnosis and resolution.
(10) Capable of recording and reviewing fault and event logs through the CAN port for comprehensive monitoring.
Technical Parameters
(1) Operates within a broad supply voltage range of 9~28VDC, with typical values at 12VDC/24VDC, ensuring adaptability.
(2) Maintains a low power consumption of ≤5W, promoting energy efficiency.
(3) Designed to withstand ambient temperatures from -40~+85°C, suitable for extreme conditions.
(4) Features a 1-way CAN communication interface for seamless interaction with the charging pile's main controller.
(5) Includes an RS232 communication interface dedicated to log output and software upgrades, enhancing functionality.
(6) Equipped with two temperature sensor acquisition inputs for vigilant monitoring of charging gun temperature.
(7) Provides a reserved zero-crossing detection interface according to standard requirements, ensuring compliance.
(8) Offers a CAN2.0B interface with baud rate options supporting 100/125/250/500kbps, ensuring robust and flexible communication capabilities.
Charging Diagram
Product Category
Dongduo specializes in groundbreaking innovation in EV charging technology, proudly offering:
- DC Fast Chargers: Experience unparalleled power with a range from 320kW to an impressive 960kW, designed to seamlessly support CCS, CHAdeMO, and GB/T charging standards.
- AC Chargers: Choose from 7kW, 11kW, and 22kW models perfectly suited for home, commercial, and public charging needs.
- Charging Control Boards: Offering intelligent management, real-time monitoring, and seamless cloud connectivity.
- Charging Modules: Available in 20kW, 30kW, and 40kW delivering state-of-the-art high-efficiency power conversion solutions.
With over a decade of cutting-edge R&D expertise, IP54-rated durability for all conditions, and tailored OEM customization services, we deliver exceptionally efficient, reliable, and scalable charging solutions crafted for a wide array of applications.
Company Profile


FAQ
F:Do you offer OEM and customization services for EV chargers and components?
Q:Yes, we provide OEM and customization services to meet specific client requirements. Whether it's branding, product design, or software integration, our R&D team can develop tailor-made solutions.
F: What types of EV chargers and core components do you manufacture?
Q:We specialize in the production of AC & DC EV chargers, charging modules, main control boards, and other essential components. Our chargers range from 7kW AC units to high-power 360kW DC fast chargers, catering to diverse market needs.
F: What quality certifications do your products have?
Q:Our products comply with international standards such as ISO9001, CE, and IEC. We ensure strict quality control at every stage of production to meet global safety and performance standards.
F:How does your automated production line improve efficiency and product quality?
Q:Our fully automated production lines ensure precision manufacturing, high efficiency, and consistent product quality. This advanced setup allows us to scale production while maintaining rigorous quality assurance processes.
F: Do you provide technical support and after-sales service?
Q:Yes, we offer comprehensive technical support including remote diagnostics, firmware updates, and troubleshooting assistance. Our after-sales service ensures smooth operation and long-term reliability for our clients.
F:What is your typical lead time for bulk orders?
Q:Lead times vary based on order quantity and customization requirements. For standard models, production and delivery typically take 4-6 weeks. For customized solutions, we provide an estimated timeline based on project complexity.