Circuit breaker, SIRIUS Innovation• SIRIUS Innovation 3RV20, 3 pole, with screw connection• Compact, current-limited power switch for switching and protection of motors• Size S00, width: 45 mm• Rated operating voltage: 690 V AC to IEC• Operating temperature: –20°C to +70°C• Protection class: IP20• Setting range: 1.1–1.6 A• Instantaneous overcurrent trip: 21 A• Suitable for three-phase-motor rating: 0.55 kW