YNAS-1000A DC switch ampere second characteristic testerA DC circuit breaker ampere second characteristic testing system suitable for on-site use in substations, easy to carry, and highly automated. It can provide a testing method for the operation and maintenance departments to verify the action characteristics and level coordination of DC protection devices, in order to improve the reliability of DC system operation and ensure the reliable operation of the power grid.

The DC switch ampere second characteristic tester is suitable for ampere second characteristic testing of rated current 1A~1000A DC circuit breakers, and can be used for ampere second characteristic testing of 6A~150A DC fuses.

The instrument can be used independently or connected to a PC for use

320 × 240 LCD display, high-speed thermal printer, human-machine dialogue full keyboard operation mode, intelligent work process

Using power electronic control technology to generate high current output, the output current response speed is fast, the accuracy is high, and it is continuously adjustable

Multiple high-precision sensors automatically switch current ranges and high-performance 14 bit AD acquisition chip

Equipped with power-off storage function, it can store 200 sets of test data

Automatically save settings data, display the previous settings data after power failure and startup

Choose between the Ansecond Action Test Method and the Flow Non Action Test Method

When used online, it is possible to operate and control instruments, import test data, store test data, generate data reports, generate data curves, generate EXCEL reports, etc.

The instrument is equipped with overheat, overcurrent, and overvoltage protection functions

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

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

2. Test current range: 0-1000A;

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

4. Stability of output current: ≤ 0.5%;

5. Time record: 0-9999S; minimum time resolution: 0.001S;

6. Environmental temperature: -20 ℃ to 50 ℃

7. Dimensions: 470mm (length) x 320mm (width) x 460mm (height);

8. Weight: 20kg