FEATURES

1. Test the mechanical and electrical characteristics of various high-voltage circuit breakers, isolating switches, and contactors.

2. Test parameters such as closing time, opening time, asynchronous time, bounce time, pre insertion time, and cooperating time for 12 main contacts, 6 contacts with closing resistors, 6 main contacts, and 6 auxiliary contacts.

3. Measure the pre-insert time and resistance of 6 resistor contacts.

4. The instrument interface is equipped with 12 contact status indicator, which facilitate the judgment of the closing and opening status or whether the wiring is correct.

5. There are one analog transducer input channel and one digital transducer input channel. Measure the stroke, penetration, rebound, overshoot time, overshoot, and speed of the switchgear using resistive transducers and digital transducers.

6. The use of digital transducers can accurately measure the rotation angle of single or multi turn operating mechanisms, with a measurement resolution of up to 0.04 degrees. To provide data basis for determining whether the switch movement is in place.

7. Perform closing, opening, O-C-O, C-O, and O-C control.

8. Able to test the mechanical characteristics of manually operated circuit breakers.

9. Edit and store 50 switch models with various speed definitions.

10. It has the function of changing the speed definition and recalculating after the testing is completed.

11. Built in high-power adjustable DC power supply, with manual voltage adjustment knob, closing button, and opening button, it can quickly perform close / opening operation and action voltage testing.

12. The built-in continuous output DC power supply is used for motor energy storage.

13. It has the function of measuring motor current. By analyzing the current of the circuit breaker or isolation switch motor, it can be determined whether the energy storage system of the circuit breaker or the motion system of the isolation switch is abnormal.

14. The output control adopts electronic switches, which have high control accuracy and long service life.

15. Built-in current sensors measure the current of the closing and opening coils.

16. The instrument can store 500 sets of test data without losing data in case of power failure.

17. The stored test data can be transferred to a USB drive.

18. Use a USB flash drive to upgrade the software inside the instrument.

19. The LCD screen, which can display the operation interface, test data, contact waveform, travel curve, and current curve clearly both indoors and outdoors.

20. High speed thermal printers can print test data, contact waveforms, travel curves, and current curves.

21. It has the function of conducting up to 10000 automatic operation tests.

22. A USB communication cable can be used to connect the computer for operation.

23. Test data can be opened for analysis, envelope generation, and test report generation on a computer.

24. Equipped with communication interfaces, it can be equipped with external dynamic resistance measurement, both sides grounding test, and graphite contact testing modules (optional).

25. Adopt Bluetooth communication method to meet the requirements of the State Grid's "Technical Specification for Data and Communication of Digital Testing Instruments for Electrical Equipment".

26. Support online testing of Bluetooth 2.0 and above devices, and extract internal test data from the instrument. (Optional)

27. Provide an open Bluetooth communication protocol that supports secondary development of mobile devices. (Optional)

28. Simplified Chinese and English operation interfaces are selectable.

SPECIFICATIONS

1. Timing record length：1～20000ms  Accuracy：±（0.05%t+0.1）ms

1～2000ms, Resolution 0.1ms；2000～20000ms, Resolution 1ms

2. Sampling frequency: 1～10000ms:10kHz; 10000～20000ms: 5 kHz

3. Analog inputs measurement range：0～5V

4. Transducer resistance range：50Ω～5kΩ

5. Digital transducer interface: RS422 interface

6. Digital transducer accuracy: ±0.1º  Resolution：0.04º

7. Stroke measurement range: Max 1000mm, depends on transducer length. Minimum resolution: 0.1 mm

8. Stroke measurement accuracy：±（0.5%L+0.2）mm

9. Speed measurement range：0～20m/s，Resolution: 0.01m/s

10. DC output: 0～270V/20A，Power 4kVA

11. DC volt-meter measurement range：0～300V，Accuracy：±（0.5%U+1）V

12. Coil current measurement range：DC 0～30A，AC peak 0～30A，Resolution:0.01A

Motor current measurement range: DC 0～4A～40A, AC peak 0～4A～40A Resolution0.01A

13. Resistive contact measurement range：50Ω～2000Ω resolution: 1Ω  Accuracy: ±(1%R+1)

14. Trigger voltage：≥30V

15. Output control power：300V/AC 30A/DC

16. Power source：AC198～264V，47～63Hz

17. Environment： -10℃～50℃，Humidity ≤90%RH，No condensation

18. Dimension：427mm×357mm×193mm

15. Weight：9kg