I. Overview   

HZDK-1000 DC circuit breaker ampere-second characteristic test system is suitable for the ampere-second characteristic test of DC circuit breakers with a rated current of 1A to 1000A, and can be used for the ampere-second characteristic test of DC fuses with a rated current of 6A to 150A.

II. Product Features

1. The instrument can be used alone or connected to a PC

2.7-inch LCD display, high-speed thermal printer, intelligent working process

3. Power electronic control technology is used to generate large current output, the output current has fast response speed, high precision, and continuous adjustment

4. Multiple high-precision sensors automatically switch current range and high-performance 14-bit AD acquisition chip

5. With power-off storage function, 200 sets of test data can be stored

6. Automatically save the setting data, and display the last setting data after power-off and restart

7. The instrument has overheating, overcurrent, and overvoltage protection functions

The instrument has strong anti-interference ability and strong electromagnetic compatibility

III.Technical Indicators

1. Power input: 220V±10%, frequency: 50Hz±0.5 Hz;

2. Test current range: 0-1000A;

3. Test current ripple coefficient: less than 5%;

4. Output current stability: ≤0.5%;

5. Time record: 0-999999S;

6. Ambient temperature: -20℃ to 50℃