1SDA116495R1

ABB 1SDA116495R1 is a PLL fixed padlock locking arrangement designed for ABB SACE Formula DSP P4 MCCBs. It allows the circuit breaker to be mechanically locked in the open position using padlocks, helping prevent accidental or unauthorized closing during maintenance and electrical isolation. ABB's Formula DSP technical catalogue identifies 1SDA116495R1 specifically as “PLL Fixed lock with padlocks in open position” for P4.