Dahua D-Volt Compact 7 kW electric vehicle charger with WiFi 6, OCPP 1.6J and IP55 protection

Technical Specifications

• Dahua D-Volt Compact Smart Electric Vehicle Charger for Residential Installations
• Rated power: 7 kW
• Mode 3 charging in accordance with EN/IEC 61851
• Type 2 charging connector compliant with IEC 62196
• Energy measurement via integrated circuit with ±1% accuracy

Functionalities

• Three charging initiation methods: mobile app, RFID card, and Plug & Play
• Scheduled charging sessions
• Configuration of the energy allocated to vehicle charging
• Dynamic Load Balancing (DLB) to manage the facility’s electricity consumption
• Charging management using solar photovoltaic energy
• Three modes for utilizing photovoltaic energy: Green, Echo, and Fast
• Automatic resumption of charging
• Remote monitoring and control of the equipment
• Remote firmware update via OCPP 1.6J
• Local updates via USB
• Error notifications and operational alarms
• DSO control for management by the distribution system operator

Alarms

• Overvoltage and undervoltage protection
• Overcurrent and short-circuit protection
• Protection against lightning strikes and transient overvoltages
• Leakage current protection
• Integrated Type A residual current protection and 6 mA DC residual current detection
• Grounding and PEN conductor protection
• Overtemperature protection
• Detection of stuck relay contacts
• CP signal disconnection detection
• Line and neutral connection reversal detection
• Measurement error protection
• Protection against tampering and unauthorized access
• Network and data security protection

Communication interface

• RFID reader compatible with ISO/IEC 14443 A at 13.56 MHz
• Bluetooth Low Energy (BLE) 5.0 from 2402 to 2480 MHz for configuration by the installer
• RS485 interface for connecting a current transformer (CT)
• LED status indicator
• Yellow indicator during startup
• Green light when in standby
• Blue flashing light during charging
• Flashing green light for cable connection, successful authentication, or end of charging
• Flashing red light indicates a charging error

Network

• Dual-band Wi-Fi 6 connectivity
• Compatible with IEEE 802.11b/g/n/ax at 2.4 GHz
• Compatible with IEEE 802.11a/n/ac/ax at 5 GHz
• RJ45 Ethernet port
• Compatible with OCPP 1.6J communication protocol

Power

• Single-phase 230 V AC ±15% power supply
• Input frequency of 50/60 Hz
• Output voltage: 230 V AC ±15%
• L/N/PE electrical connection
• Compatible with TN-S, TT, and TN-C-S electrical distribution systems
• Standby power consumption of 5 W or less
• Input cable cross-section of 3 x 6–10 mm² for single-phase power supply
• RS485 cable cross-section: 2 x 0.2–1.5 mm²

Environmental

• Operating temperature range: -30°C to +50°C
• Storage temperature: -40°C to +70°C
• Maximum operating altitude of 2,000 m
• IP55 protection against dust and water
• IK10 vandal-resistant rating

Physical Characteristics

• Compact design for residential installation
• PC/ABS alloy housing with UL94-V0 flammability rating
• Aluminum alloy heat sink
• Wall-mounted or vertical pole-mounted installation
• Cable entry from the top, bottom, or rear
• Cable exit from the bottom

Contents

• Dahua D-Volt Compact 7 kW Smart EV Charger with Wi-Fi 6, RFID, and OCPP 1.6J connectivity DAHUA-5641 (DHI-ICS-A070E-H1J)

Certifications and Standards

• CE and CB (TÜV) certifications
• EN IEC 61851-1 standard for conductive electric vehicle charging systems
• EN IEC 61851-21-2 standard for electromagnetic compatibility of electric vehicle charging systems
• IEC 62955 standard on residual direct current detection devices
• EN 300328 Standard for Broadband Data Transmission Equipment
• EN 301489-1, EN 301489-17, EN 301489-3, and EN 301489-52 standards for electromagnetic compatibility
• EN 62311 and EN 50364 standards regarding exposure to electromagnetic fields
• ETSI EN 301511 standard for mobile communication equipment
• ETSI Standards EN 301908-1, EN 301908-2, and EN 301908-13
• RoHS compliance with Directive 2011/65/EU and its amendment 2015/863/EU
• EN 18031-1 and EN 18031-2 standards regarding cybersecurity requirements for radio equipment
• IP55 enclosure protection
• IK10 impact resistance