3VA9143-0SB10 SIEMENS

The 3VA9143-0SB10 cover frame from Siemens is an essential accessory designed to enhance the functionality and safety of your circuit breaker system. Specifically engineered for 3-pole circuit breakers without an Electronic Trip Unit (ETU) access, this cover frame is compatible with 3VA6 150/250 and 3VA5 250 models. Its precise dimensions of 104.6mm in width and 70.7mm in height ensure a seamless fit, providing a professional and secure installation. This cover frame is particularly useful when employing a front-mounted rotary operator 3VA9267-0EK, especially with the 3VA5 250 circuit breaker. By utilizing this cover frame, you can effectively protect the internal components of your circuit breaker from dust, debris, and accidental contact. This not only extends the lifespan of your equipment but also enhances the overall safety of your electrical system. The robust construction of the cover frame guarantees long-lasting durability and reliable performance in demanding environments. Easy to install and maintain, the 3VA9143-0SB10 cover frame is a valuable addition to any electrical setup utilizing compatible Siemens circuit breakers. It ensures optimal protection and operational efficiency. This accessory is crucial for maintaining the integrity and safety of your electrical distribution system.