Siemens 3RV2021-4EA10 Motor Protection Circuit Breaker S0, Class 10, 27–32A Original Brand New

Overview

The Siemens 3RV2021-4EA10 is a high-quality motor protection circuit breaker designed to safeguard motors against overloads and short circuits. Built in size S0, this circuit breaker features Class 10 tripping characteristics, ensuring reliable and fast protection for industrial motor applications. With a rated current range of 27–32 A and a magnetic release of 400 A, it delivers dependable performance in demanding environments.

Benefit

• Space-Saving Design: The S0 frame size (45mm width) allows for high-density mounting in control panels.

• Durable Performance: Designed for long mechanical and electrical life cycles in demanding industrial environments.

• Easy Integration: Seamlessly compatible with other Siemens SIRIUS components like contactors and overload relays.

• Global Standards: Fully compliant with IEC, UL, and CSA standards for worldwide application.

Function

• Overload Protection: Adjustable thermal release range of 27 A to 32 A.

• Short-Circuit Protection: Instantaneous electronic trip (N-release) at 400 A.

• Trip Class 10: Optimized for standard motor starting applications.

• Screw Terminals: Provides secure, vibration-resistant wiring connections.

• Switching Capacity: Optimized for standard industrial power grids.

Technical Highlight

• Product Number: 3RV2021-4EA10

• Breaker Size: S0

• Tripping Class: Class 10

• Current Range (A-release): 27–32 A

• Magnetic Release (N-release): 400 A

• Connection Type: Screw terminals

• Switching Capacity: Standard

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