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 Circuit Breaker Analyzer / CBA-81
 
 
Fully automatic micro-controller operated
Tests: SF6 breakers, GIS switchgear, Vacuum switches, oil breakers with metal contacts
Tester has universal speed sensor, linear travel & rotation sensor
Time: Intrinsic O-C time, in phase sate and corresponding period and phase to phase synchronization of 12 fractures
Closing resistance: Pre-contact time, pre-contact waveform and resistance of closing resistance of six breaks
Reclosing: Process time of ‘C-O’, ‘O-C’, ‘O-C-O’. 1st opening + closing time, 2nd closing time, contact time and no-current time
Bounce: Switch on bouncing time, bouncing times, bouncing process, waveform of each break and switch off rebound amplitude
Speed: Instantaneous opening and closing speed, maximum speed, time-travel characteristics curve
Current: ‘O-C’ current of O-C coils, current oscillogram
Output power: DC 30-250V / 20A digitally regulated power. Automatic test of low-pressure operating to measure operating circuit voltage of breaker