SIEMENS 3RV2021-4EA10 Motor Protection Circuit Breaker

27A–32A | 15kW | S0 | SIRIUS Series

The SIEMENS 3RV2021-4EA10 is a heavy-duty motor protection circuit breaker engineered for motors up to 15kW. With a wide current range and reliable trip response, it ensures safe motor operation under overload or short-circuit conditions, ideal for high-power industrial systems.

Key Features

• Adjustable current range: 27A to 32A

• Suitable for motors up to 15kW (AC-3)

• Sturdy S0 frame for medium-to-heavy-duty use

• Integrated overload, short-circuit, and phase-failure protection

• Quick fault response (Trip Class 10)

• Rated operating voltage: up to 690V AC

• Long mechanical lifespan: up to 100,000 operations

• Mounting: DIN rail and screw-compatible

• Complies with IEC/EN 60947-4-1 standards