Electric vehicle battery charging and discharging station EP401 SmartSafe

Electric vehicle battery charging and discharging equipment SmartSafe EP401

Country of origin: China; warranty period: 24 months

The SmartSafe EP401 is a professional device for charging, discharging, balancing, and assessing the condition of electric vehicle battery modules. It is designed for the maintenance and repair of lithium-ion and nickel-metal hydride batteries, where precise control of the voltage, current, and temperature of individual cells and the entire module is required. A wide DC operating voltage range of 2-400 V, charging and discharging currents of up to 100 A, and monitoring of up to 72 voltage channels and 12 temperature channels enable efficient work with battery modules from various types of electric vehicles. Integrated protection and data logging functions help ensure safe management of the entire battery maintenance process.

Technical Specifications:

• Input voltage: AC 90-264 V
• Frequency: 40-60 Hz
• Charge and discharge voltage range: DC 2-400 V
• Charging current range: 0-100 A
• Maximum charging power: 4.4 kW
• Discharge current range: 0-100 A
• Maximum discharge power: 7.2 kW
• Charging control: constant current and constant voltage
• Discharge control: constant current
• Display: 10-inch LCD
• Screen resolution: 1280 × 800
• Battery module terminal voltage measurement accuracy: ≤ ±0.1% FS + 0.3 V
• Battery module terminal voltage resolution: 0.1 V
• Single-cell voltage measurement accuracy: ≤ ±0.1% FS + 5 mV
• Resolution of single-cell voltage: 0.001 V
• Test current measurement accuracy: ≤ ±0.5% FS + 0.2 A
• Test current resolution: 0.1 A
• Number of cell voltage monitoring channels: up to 72
• Number of temperature monitoring channels: up to 12
• Interfaces: RJ45 x 1, USB x 2
• Battery module protection: against overcharge, over-discharge, and overheating
• Main unit protection: against overheating, overcurrent, and uncontrolled current
• Reverse polarity protection: yes
• Abnormal power supply protection: detection of power line and main cable power failures
• Resistor block overheating protection temperature: 85 °C
• Radiator overheating protection temperature: 100 °C

The SmartSafe EP401 is designed for professional electric vehicle service centers and battery repair facilities that require precise charging, discharging, balancing, and condition assessment of high-voltage battery modules. With an operating current of up to 100 A, a wide voltage range, multi-cell and temperature monitoring, and detailed logging of operating data, it enables the efficient performance of complex electric vehicle battery diagnostics and maintenance tasks.