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I.Main Functions 
1) Closing and opening time measurement of 12 channels
2) Max difference of closing or opening time measurement of three phases
3) Bounce time and frequency measurement of breaker closing
4) Circuit breaker closing and opening speed measurement
5) Travel-time, Coil current-time curve of circuit breaker operation measurement
6) Clearance of circuit breaker measurement
7) Variable DC circuit breaker operation power supply
8) Print test results by internal micro printers 

II.Technique index 
1) Time measurement range: 6000ms, resolution 0.1ms
    Time measurement error <1%RDG+0.2ms
2) Speed measurement:
           Range 2m/s resolution 0.01m/s max error<0.1m/s
           Range 20m/s resolution 0.01m/s max error<0.2m/s
3) Travel measurement:Range 250.0mm resolution 1mm max error 1mm
4) DC Power out: DC30V~250V/10A (instantaneous)
5)9 Travel sensors configuration: grating and angle
6) Test standard: IEC62271
7) LCD: 128*64
8) Power supply: AC220V±10% 50Hz/60Hz
9) Temperature: 0~50°C humidity: <90%
10) Size: 400mm*250mm*200mm
11) Weight: 7kg