Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Input
Input Voltage: AC 220V ±10%, 50 ±20Hz
Power Consumption: <40W (without load)
Load
Load Voltage: 1-500V
Load Current: 0-60A (Scalable to 120A)
Load Power: 800W
Load Resistance: 0.1Ω - 10000Ω
Measurement Resolution
Current: 0.001A
Voltage: 0.001V
Resistance: 0.001Ω
Power: 0.001W
Measurement Accuracy
Main Current: Imax ±0.05% + 0.05% FS (24-bit A/D, 15ppm/°C Standard)
Main Voltage: Vmax ±0.05% + 0.05% FS (24-bit A/D, 15ppm/°C Standard, Input Impedance 230KΩ)
Control Accuracy
Current: Imax ±0.1% + 0.05% FS (16-bit D/A, 15ppm/°C Standard)
Voltage: Vmax ±0.1% + 0.05% FS (16-bit D/A, 15ppm/°C Standard)
Resistance: Rmax ±0.1% + 0.1Ω (16-bit D/A, 15ppm/°C Standard)
Power: Pmax ±0.1% + 0.1W (16-bit D/A, 15ppm/°C Standard)
Protection
Overvoltage: 500VV
Overtemperature: 85℃
Overpower: 850W
Overcurrent: 60A
Communication Interface
Program Control Interface: RS232, RS485
Monitoring Software: Supports PC connection, downloadable from the official website (open communication protocol, supports secondary development)
Function
Working Mode: Constant current (CC), constant voltage (CV), constant resistance (CR), constant power (CP)
Routine Function: Dynamic test (up to 10KHz), short circuit test, high-precision battery test (Ah, watt-hour WH), battery discharge: (constant resistance, constant current)
Automatic Test Function: Overcurrent protection point/protection time test, internal resistance test, list test
Expand Function: External Trigger, PASS/FAIL Output, Remote voltage measurement
Accessories: RS232 communication cable, heavy-current copper-plated silver-plated cold-pressed terminal, communication extension terminal, power cord, manual, warranty card
Operating Environment
Temperature Range: Full range: 0~30℃ (Derating over 30℃, derating rate 40W/℃)
Humidity Range: 10~60%RH
Withstand Voltage (DC Input Terminal to Chassis): ±250VDC
Insulation Resistance (DC Input Terminal to Chassis): >20MΩ, 500VDC
Insulation Resistance (AC Input Terminal to Chassis): >20MΩ, 500VDC
Datasheet
Brife Introduction
A new generation of programmable high-power DC electronic load, using high-performance chips, high-speed, high-precision design, providing 1mV, 1mA resolution modular design, easy to maintain and expand. Built-in high-resolution and high-precision measurement circuit, At the same time of high current and high power input, it still has extremely high accuracy and resolution, making your test results more accurate and convenient.
A new generation of programmable high-power DC electronic loads with constant voltage CV, constant power CW, constant current CC and constant resistance CR modes, remote measurement, short circuit test, battery test and dynamic test multi-functions, to meet your diversified testing needs. JK9900 series high-power electronic loads have the best cost performance and are your wise choice for power supply and other power equipment testing applications.
Performance characteristics
■ Constant current, constant resistance, constant voltage, constant power, constant current and constant voltage;
■ Constant resistance, constant voltage, six high-speed action modes;
■ Overcurrent, overvoltage, overpower, overheating, reverse polarity protection;
■ According to temperature changes, the infinite servo intelligent fan system;
■ The circuit soft start time is set, which can be loaded according to the set voltage value;
■ Battery test and short circuit function;
■ Provide dynamic test, setting of rising and falling slope;
■ Support external trigger input and output;
■ Support remote voltage compensation, multiple data storage;
■ Power-on self-check, software calibration, standard instrument rack design;
■ Support RS232, RS485 communication.
Application
Uses of high-power electronic loads: widely used in production lines (mobile phone chargers, mobile phone batteries, electric vehicle batteries, switching power supplies, linear power supplies), scientific research institutions, automotive electronics, aerospace; ships, solar cells, fuel cells and other industries.
