Siemens 0.9 → 1.25 A SIRIUS Motor Protection Circuit Breaker, 690 V

Fend off unexpected power surges with this Class 10 motor protection circuit breaker from Siemens. It also prevents damage to your electrical motor from internal faults or heavy vibration, ensuring reliable system performance. The front panel is IP20-rated, indicating it's safe to touch when you're carrying out regular maintenance. Thanks to a lifespan of 100,000 switching cycles, you can count on this breaker to stay on duty for the long haul.

• Wide operating temperature range between -20°C and +60°C to suit extreme settings
• DIN mounting for quick installation on a standard 35mm rail
• Front-facing twist knob for easy access and control

A Class 10 circuit breaker trips in 10 seconds or less when the thermal current rating exceeds 600% of your setting. This makes it a good fit for more sensitive equipment.

The product is size S00. This means you can pair it with an S0 (179-2342) or S00 contactor (706-1156) from Siemens' modular SIRIUS Innovation range to add extra protection to your system.