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AP-0515 Four-Gun DC Control Unit is a controller developed for DC charging stations with one machine and four guns, operating at DC12V. It employs the RT-Thread embedded operating system and integrates high-capacity FLASH & RAM. The main control board features 33 digital inputs, 22 digital outputs, 5 analog inputs, 5 CAN communication ports, 6 serial communication ports, 4 insulation detection and high-voltage detection channels, 4 control guidance channels, 3 operational power supplies, 1 Ethernet port, and 1 USB/SD port.
Supports off-peak electricity pricing
Supports flexible scheduling of 4 module groups
Supports onboard 12/24V switching without external intermediate relays
Supports onboard insulation and high-voltage sampling, eliminating need for external insulation detectors or sampling modules
Supports onboard metering; can be used directly without external meters if no meter is required
Supports dual-port and quad-port parallel charging with maximum current up to 900A
Supports remote OTA (over-the-air) updates and remote operations & maintenance, enabling precise issue identification to reduce operational costs
Supports 48-tier electricity pricing, including off-peak rates;
Supports 4-gun parallel charging with maximum current up to 900A;
Supports flexible scheduling of 4 module groups;
Integrated onboard metering;
Integrated four-channel insulation detection circuit and high-voltage sampling circuit;
Supports orderly charging;
Remote monitoring, remote diagnostics, and remote firmware upgrades;
Supports Ethernet connectivity and multi-channel operation.
1 Main Control Board Dimensions
Overall dimensions: 491mm (length) × 315mm (width).
2 Product Functions
(1) Capable of charging interaction with BMS, controlling charger status, collecting operational data, and automatically shutting down during abnormal conditions;
(2) Applicable to DC charging stations including single-unit four-charger configurations, master-slave systems, and small group charging setups;
(3) Features electronic lock control and temperature detection for charging guns, with independent operation for each gun's detection and control;
(4) Compatible with power modules from Shenghong, Infor, Youyou, Yonglian, Tonghe, Xingyuan Borui, etc.;
(5) Compatible with touchscreens from Diwen, Xinruida, and Xinxian for human-machine interaction;
(6) Supports serial card readers for card-based billing functionality;
(7) Integrates 4-channel battery voltage acquisition;
(8) Integrates 4-channel control guidance;
(8) Integrates 4-channel insulation detection;
(9) Records charging data, storing up to 500 charging records;
(10) Features backend communication capability for wireless transmission of status and related data to monitoring systems; currently supports YunKuaichong, Dakyun, Weijingyun, Xiaoju, and other monitoring platforms;
(11) Integrated Ethernet functionality (optional);
(12) Integrated 2G/4G expansion capability (optional);
(13) Integrated NFC card reader functionality (optional);
(14) Main control board supports direct connection to 12V/24V auxiliary power sources without requiring additional intermediate relays.
3 Product Features
(1) High integration and compact size; integrates input/output, communication, analog signals, insulation detection, and control guidance into one unit, significantly reducing space occupied within the charging station;
(2) High electromagnetic compatibility: High EMC stability, achieving Level 4 electromagnetic compatibility;
(3) Supports multiple network backends: Enables rapid deployment and monitoring of proprietary charging networks;
(4) Strong compatibility: Compatible with all vehicle models conforming to both new and old GB/T 27930 standards; compatible with LCD screens from major manufacturers; compatible with all electricity meters compliant with DL/T 645 and MODBUS protocols.
