Key Features:
Wide Voltage and Current Range: Supports voltages up to 500V and currents up to 70A, catering to a broad range of power testing needs.
High Power Dissipation: Offers power dissipation up to 350W, enabling the testing of medium to high-power DC sources.
Multiple Operating Modes: Constant Voltage (CV), Constant Current (CC), Constant Power (CP), and Constant Resistance (CR) modes are available for versatile operation.
Dynamic Loading: Simulates real-world usage conditions with programmable dynamic load profiles.
Optional Functions: Additional features such as NTC simulator resistance and BMS protection function testing for more specialized applications.
Data Interface Options: GPIB, RS-232, USB, and LAN cards are available for integration into automated testing systems.
Safety Features: Built-in protections for over-voltage, over-current, over-temperature, and over-power ensure safe and reliable operation.
Model Specifications:
| Model | Voltage Range | Current Range | Power Rating | Remarks |
| 3310F | 0~60V | 0~30A | 150W | Standard load model |
| 3311F | 0~60V | 0~60A | 300W | High-current load model |
| 3312F | 0~250V | 0~12A | 300W | High-voltage load model |
| 3314F | 0~500V | 0~12A | 300W | Ultra high-voltage load model |
| 3315F | 0~60V | 0~15A | 75W | Low-power load model |
| 3310F-04 | 0~120V | 0~30A | 150W | Extended voltage range |
| 3311F-04 | 0~60V | 0~60A | 330W | Higher power capacity |
| 3311F-05 | 0~120V | 0~60A | 300W | Versatile voltage and current |
| 3311F-16 | 0~80V | 0~70A | 350W | High-current with increased power |
| 3312F-02 | 0~250V | 0~12A | 330W | High voltage with higher power |
| 3314F-02 | 0~500V | 0~12A | 330W | Ultra high-voltage, higher power |
Optional Functions:
NTC Simulator Resistance:
10KΩ Simulator Resistance: Adjustable from 100Ω to 500KΩ.
100KΩ Simulator Resistance: Adjustable from 1KΩ to 5MΩ.
BMS Protection Function Test: Ensures that Battery Management Systems (BMS) can respond effectively to various protection scenarios, such as overcharge and over-discharge.
9922 Quick Charger Controller: Facilitates fast and accurate charger testing for devices that require quick charging capabilities.
9923 Programmable DC Load Current Waveform: Allows for the creation and execution of custom current waveforms, mimicking real-life usage patterns.
Data Interface Options:
GPIB Card: For seamless integration with legacy testing systems.
RS-232 Card: Standard serial communication interface for basic data transmission.
USB Card: Convenient interface for modern computer systems.
LAN Card: Network connectivity for remote control and data acquisition.
Applications:
Power Supply Testing: Verifies the performance of DC power supplies under various load conditions.
Battery Testing: Simulates real-world discharge scenarios to assess battery life and performance.
Solar Panel Testing: Tests the output and efficiency of solar panels under different load conditions.
LED Driver Testing: Ensures that LED drivers maintain output within specified parameters under varying load demands.
Fuel Cells: Simulates load conditions to evaluate the output and stability of fuel cells.