HT8802D Programmable DC Electronic Load 600V/420A/8KW
HT8802D programmable DC electronic load 8KW, multi-channel master-slave for power supply & battery QC reliability test.
HT8802D DC Load
HT8802D programmable DC electronic load is a high-power 8000W modular load, engineered for performance testing of power conversion devices and battery packs.
This DC electronic load adopts a 3.5-inch TFT true-color LCD with bilingual Chinese and English menus for user-friendly operation.
Thanks to its modular structure and high power density, the instrument features easy maintenance and flexible power expansion to accommodate various test demands.
Built-in self-diagnosis function constantly monitors each power unit and improves the overall reliability of the test system.
It supports multiple communication interfaces such as LAN, USB and analog ports, enabling seamless system integration to satisfy lab and production-line test requirements for batteries, power supplies and renewable energy equipment.
DC Load Technical Specs
4 basic working modes CC/CV/CR/CW and supports multiple extended function modes:
Dynamic test mode (DYNA)
Voltage protection test mode
EFFECT mode
Battery test function
High-speed dynamic frequency conversion scanning function (SWEEP)
AUTO mode
Timing test mode
Current protection test mode
LIST function
With comprehensive protection, over-heat protection, over-current protection, over-powerprotection, over-voltage protection, loop oscillation protection
DC Load Applications
HT8802D programmable DC electronic load is widely deployed for performance validation of switching power supplies, LED drivers, mobile chargers, UPS batteries, automotive electronics, power battery packs and fuses.
It supports reliability testing, discharge profiling and accelerated aging tests for both R&D laboratory verification and production QC validation.
DC Load Technical Specs
| Model | HT8802D | |||
| Input voltage | 60V | 600V | ||
| Input current | 42A | 420A | ||
| Input power | 8000W | 8000W | ||
| Min.operation voltage | 2V@120A | |||
| Min rise time@ FS current | 100us | |||
| CV mode | ||||
| Range | 50V | 500V | ||
| Resolution | 0.916mV | 9.16mV | ||
| Accuracy | ±(0.03%+0.02%FS) | ±(0.03%+0.02%FS) | ||
| CC mode | ||||
| Range | 42A | 420A | ||
| Resolution | 0.64mA | 6.4mA | ||
| Accuracy | ±(0.03%+0.02%FS) | ±(0.03%+0.02%FS) | ||
| CR mode | ||||
| Range | 0.1Ω~14.28kΩ | |||
| Resolution | 16Bits | 16Bits | ||
| Accuracy | ±0.2% | ±0.2% | ||
| CP mode | ||||
| Range | 8000W | 8000W | ||
| Resolution | 16Bits | 16Bits | ||
| Accuracy | ±（0.2%+0.2%FS） | ±（0.2%+0.2%FS） | ||
| Dynamic mode | ||||
| Ta＆Tb | 10us~50s | 10us~50s | ||
| Min.resolution | 10us | 10us | ||
| Min. rise time | 3A/us | |||
| Read-back voltage | ||||
| Range | 60V | 600V | ||
| Resolution | 0.5mV | 5mV | ||
| Accuracy | ±(0.015%+0.01%FS) | ±(0.015%+0.01%FS) | ||
| Read-back current | ||||
| Range | 42A | 420A | ||
| Resolution | 0.3mA | 3mA | ||
| Accuracy | ±(0.03%+0.02%FS) | ±(0.03%+0.02%FS) | ||
| Read-back ripple | ||||
| Range(U/I) | 600V/420A | |||
| Bandwidth | 10Hz~250kHz | 10Hz~250kHz | ||
| Accuracy | ±1% | ±1% | ||
| Protection range | ||||
| Over-power protection | 8400W | |||
| Over-current protection | 441A | |||
| Over-voltage protection | 630V | |||
| Over-temperature protection | 85℃ | |||
| Specification | ||||
| Dimension (D*W*H) | 624mm*483mm*8U | |||
| Gross Weight | 95kg | |||
Extended Multi-channel Features
500kHz high speed voltage, current sampling rate
High precision voltage and current measurement
Fast loop response speed and current slew rate
Programmable single step up to 10μS
Equipped with remote four-wire compensation
Unique real-time display of current ripple and voltage ripple
Real-time display of load power and resistance
