A: Product Overview 
 HDGC3980 smart battery discharge device is designed for the battery pack to check discharge test, capacity test, the battery pack routine maintenance, project acceptance, and other DC power supply with the capacity to test and design. 
 HDGC3980 smart battery discharge instrument power part of the new PTC ceramic resistor load as a discharge completely avoid the red-hot phenomenon, safe and reliable non-polluting. The machine controlled by a microprocessor, LCD display, Chinese menu. Innovative design, small size, light weight, easy to move. A variety of discharge parameters are set automatically to complete the constant current discharge process. The full realization of the intelligent. The entire discharge process more secure. 
 HDGC3980 intelligent battery discharge meter series of portable, intelligent professional design discharge testing of simple, easy, greatly reduces the labor intensity of the professional maintenance personnel, but also to improve the scientific and intelligent discharge test. 

 II: Functional Description 
 Function: to check discharge experiments 
 Be able to check the capacity test, the battery pack can be continuously set the discharge current, discharge current constant-current discharge in accordance with the setting, monitoring discharge the battery pack voltage of each cell, measuring the capacity of a single battery and battery pack. 
 A variety of discharge to stop the set of conditions; 
 A total voltage of the battery pack 
 2, the single cell voltage 
 3, the discharge time 
 4, the discharge capacity 
 Can be adapted to a variety of battery voltage: 2V, 4V, 6V, 12V 
 Function 2: short-term capacity test function 
 This equipment can be a rapid discharge of 10 to 20 minutes for a single battery internal resistance and discharge capacity in quick test and quickly determine the performance and capacity of the battery. 
 Function 3: data management capabilities 
 Monitor computer management software, has powerful data processing capabilities, the use of advanced mathematical models, the results of a comprehensive analysis of multiple measurements of the battery, to accurately determine battery performance, and can check the battery run-time status and historical data, including the parameters of the curve and automatically generate reports. 

 3: Features 
 One adopted for the PTC ceramic resistor to avoid the phenomenon of red-hot, so that the whole discharge process more secure. 
 2 USB interface, the discharge process data into the U disk, and import the PC. PC data management software on the power pool discharge process analysis, and generate a corresponding data report. 
 4, using a smart single-chip ARM control, in both English and Chinese LCD display. The simple menu operation. 
 5, setting up a test / discharge termination conditions, including the battery pack to termination voltage, discharge current, discharge time. 
 6, short-term discharge (10 minutes) to estimate the capacity of the battery pack. 
 7, it can record test / discharge process, the total capacity of the battery pack, the total voltage and total current situation. 

 4: Specifications 
 Project communication with 48V battery pack series of power series with 220V battery pack 
 Battery voltage DC48V DC220V 
 Working power AC220V or DC48V AC220V or DC220V 
 Discharge current to 60A continuously adjustable 0-100A continuously adjustable 
 Discharge current accuracy of 1% 1% 
 Discharge current resolution of 0.1A, or 0.5% 0.1A or 0.5% 
 Discharge termination voltage 10 to 60V Adjustable 176-264V adjustable 
 Voltage measurement accuracy of 0.5% to 0.5% 
 Sampling interval of 5s 1min 5s ~ 1min 
 Working humidity: 5% ~ 90%; temperature: 0 ℃ ~ +40 ℃ 
 Forced air cooling mode 
 Host Dimension 530X400X220 (mm) 492X352X176 (mm) the small 400X272X176 (mm) 
 Host weight 21kg, 16 kg 11 kg 

 Note: different voltage of 24V, 48V, 110V, 220V, 380, etc. can be customized in accordance with the needs of users, current levels of discharge devices. And the Company may in voltage above the customization of any two voltage compatible. 24V/220V compatible with current selectable from 0 ~ 600A.