SIEMENS 3RV2021-4PA10 – HOT INQUIRY SPARE PART

Siemens 3RV2021-4PA10 is a SIRIUS 3RV2 size S0 motor protection circuit breaker. It provides integrated overload and short-circuit protection for three-phase AC motors, with Class 10 thermal trip characteristic and adjustable current setting range of 11 ~ 16 A. It adopts screw terminal connection, compact S0 frame design, and can be assembled with SIRIUS contactors to build DOL motor starters. It is widely used in factory automation cabinets and frequently requested for maintenance replacement.

Technical Specifications

| Manufacturer | Siemens |
| — | — |
| Model | 3RV2021-4PA10 |
| Product Type | Motor Protection Circuit Breaker |
| Series | SIRIUS 3RV2, Frame Size S0 |
| Overload Setting Range | 11 ~ 16 A |
| Instantaneous Short-Circuit Release | 208 A |
| Trip Class | Class 10 |
| Rated Operational Voltage | 20 ~ 690 VAC |
| Pole | 3-pole |
| Terminal Type | Screw terminal |
| Enclosure Rating | IP20 |
| Mounting | DIN rail mounting |
| Operating Temperature | -20℃ ~ +60℃ |
| Certifications | CE, UL, RoHS compliant |

 

Application

It is commonly used for pumps, fans, conveyors and small machinery motors in water treatment, packaging lines, chemical plants and general industrial automation panels. It protects motors from damage caused by overload, locked rotor and short-circuit faults.

 

Inquiry Note

Siemens 3RV2021-4PA10 is one of our popular hot inquiry low voltage spare parts. Send your RFQ to us for quotation, stock availability, lead time or datasheet of this motor protection breaker.

 

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