Circuit breaker, universal auxiliary switchThis auxiliary switch can be adjusted for use as an auxiliary or signal switch MCB, RCD and RCB with a potential-free NC / NO or NC / changeover contact. Left flush mounting on MCB, RCD or RCB, 230 V. ### 认可ÖVE, SEV### Kopp Automatic Cut-out### Automatic Cut-out, Green Electric Series### Innovative technologyThe inner life of the KOPP MCB has changed significantly compared with previous automatic cut-out technology. The thermal actuator consists of a bimetal snap disc that is integrated into the magnetic actuator. This has reduced the number of welded connections in the device. The result: Less power dissipation and thus less device intrinsic heating. **Convenient mounting** The easy mounting of KOPP MCB is hugely appealing. With the new quick attachment, users can mount the MCB to the top hat rail from above, slide it to align and then lock with a hand grip. Immediately the MCB is securely seated, firm and straight. And the bonus: The MCB c