3WL9111-0BA33-0AA0 SIEMENS

The 3WL9111-0BA33-0AA0 is an accessory designed for use with Siemens 3WL series circuit breakers. This locking device ensures the circuit breaker remains in the OFF position for safety during maintenance or other critical operations. It features a Ronis lock, providing a secure and reliable method to prevent unauthorized operation. When installed in the operating panel, this accessory functions as a safe OFF separator, isolating the circuit breaker from the power supply. This enhances safety protocols and prevents accidental energization. Compliant with IEC 60947-2 standards, this locking device meets stringent requirements for low-voltage switchgear and controlgear. The robust construction and reliable locking mechanism ensure long-term performance and dependability. It is an essential component for applications where safety and operational control are paramount. The 3WL9111-0BA33-0AA0 locking device provides a tangible means of adhering to safety regulations.