Catalog > Electro-Mechanical Components > Industrial Automation SIRIUS Circuit Breaker Size S0 SIRIUS Circuit Breaker Size S0 Circuit Breaker 3RV2021-1GA15 SIRIUS Circuit Breaker Size S0 for Motor Protection, CLASS 10 A-Release 4.5...6.3 A N-Release 82 A Screw Terminal Standard Switching Capacity with Transverse Auxiliary Switches 1 NO+1 NC 1,739.20 ZAR inc for 1 Each 0 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Manufacturer: Siemens; Part Number: 3RV2021-1GA15; Product Family: SIRIUS 3RV2; Module Type: Motor Protection Circuit Breaker (MPCB); Frame Size: S0; Number of Poles: 3-pole; Rated Current Setting Range: 4.5–6.3 A; Short-Circuit Release (Magnetic): Approx. 82 A; Rated Operational Voltage: 20–690 V AC; Rated Insulation Voltage (Ui): 690 V; Rated Impulse Withstand Voltage (Uimp): 6 kV; Trip Class: Class 10; Rated Motor Power: 5 kW @ 230 V; 2 kW @ 400 V; Breaking Capacity: Up to 100 kA @ 400 V; Auxiliary Contacts: 1 NO + 1 NC (integrated); Connection Type: Screw terminals; Mounting Type: DIN rail (35 mm) or panel mounting; Degree of Protection: IP20; Operating Temperature Range: −20 °C to +60 °C; Mechanical Life: Approx. 100,000 operations; Electrical Life: Approx. 100,000 operations; Dimensions (Approx.): 97 × 45 × 97 mm; Weight (Approx.): ~0.36 kg; Typical Application: Protection of small three-phase motors against overload and short circuit; Downloads Datasheet PDF File 545.42 KB