Check the listing for details. 3-phase Thyristor Phase Shift Trigger Rectifier Cabinet Control w/ Case CK-6. Condition: New. Listed at 132.76 USD. Description CK-6 Three-phase Thyristor Phase Shift Trigger Board Rectifier Cabinet Control Board with Case Features: - Adopting SMT chip mounting technology, the function is set by buttons, and it is saved after power failure. The power supply adopts LM2576 switch type voltage regulator chip, which has high conversion efficiency and extremely low heat generation. - Protection alarm relay - Pulse output: six modulated trigger pulse isolation outputs; it can directly trigger 6 thyristors below 5000A. - Soft start function: the soft start time is 0 - 60 seconds and can be set. - Open-loop operation, closed-loop operation, switching - Stable voltage and current limiting, switching, overcurrent and overvoltage protection - External pulse shutdown interface Specification: - Main circuit working line voltage: