1. Suitable for mechanical and electrical characteristic testing of various types of vacuum switches, oil switches, SF6 switches, isolating switches, and GIS composite electrical appliances at home and abroad.

2. Each testing channel is equipped with a good induction discharge protection circuit, which can reliably test under the condition of live busbar in a 500kV substation.

3. Can test the time parameters of 12 metal main contacts and 6 auxiliary contacts (both dry and wet contacts are acceptable).

4. It can test the closing resistance value and input time of 6-way contacts with closing resistance.

5. It can test Siemens graphite contact switches and accurately measure the dynamic resistance waveform and time parameters during the fracture movement of graphite contact switches.

6. Able to accurately test the dynamic resistance waveform and time parameters (optional) of ordinary switches and GIS combination appliances with double ended grounding.

7. Equipped with three analog stroke sensors, three digital stroke sensors, and three acceleration sensor testing interfaces.

8. One test can display all the time, travel, speed waveforms, and data reports during the closing, opening, closing, opening, and closing processes.

9. Able to edit and save 50 sets of switch models with various speed definitions for easy testing.

10. Built in high-power isolated adjustable voltage DC power supply, capable of conducting action voltage testing, long-term mechanical life testing (up to 10000 times), and used for motor energy storage.

11. The instrument has a complete built-in historical data management function, which facilitates the export and import of on-site data and software upgrades through a USB interface.

12. The upper computer operation and remote upgrade can be performed through USB communication interface and Ethernet interface.

13. The instrument is equipped with a large-sized high brightness true color LCD screen, a one key shuttle, and a 24 key keyboard to provide a more efficient human-machine interaction interface.

14. PC testing management software can conduct more in-depth analysis of test data, generate envelope lines and standard test reports in both Chinese and English.

15. The instrument supports switching between Simplified Chinese or English operating interfaces.

1. Time testing:

Metal contacts, auxiliary contacts

Recording range: 1ms~200s, resolution: 0.1ms~20ms (depending on recording duration),

Accuracy: ± 0.1% reading ± 1 word;

Graphite contact, ordinary fracture double terminal grounding measurement method

Record range: 1s-2s, resolution: 0 1ms , Accuracy: ± 0.2% reading ± 1 word;

2. Resistance value of the closing contact:

Test range: 50 Ω~2000 Ω, resolution: 1 Ω, accuracy: ± 1% reading ± 1 word;

3. Travel measurement:

Measurement range: 0-1000mm, resolution: 0.01mm, accuracy: ± 0.5% reading ± 1 word;

4. Speed test:

Test range: 0-20.00m/s, resolution: 0.01m/s;

5. Coil current:

Test range: 0-20A, resolution: 0.001A;

6. DC operating power supply:

Output range: 30-250V, instantaneous current: 20A;

7. Working power supply: AC 220V ± 10%, frequency 50Hz ± 10%;

8. Usage environment: temperature -20 ℃~50 ℃, humidity ≤ 85% RH, no condensation;

9. Dimensions: 436 mm × 336 mm × 188mm; Weight: 10kg;