Siemens 3RV1021-0KA10 Motor Protection Circuit Breaker

Description:

The Siemens 3RV1021-0KA10 Circuit Breaker is used in motor protection and industrial power distribution systems to provide overload and short-circuit protection for electrical motors and control circuits. Commonly installed in motor control centers, industrial machinery, conveyor systems, pumps, and manufacturing equipment requiring reliable motor protection and circuit isolation. Maintenance teams and system integrators use this part for electrical system repair, retrofit, expansion, and replacement to maintain safe operation and dependable equipment performance.

Applications:

The Siemens 3RV1021-0KA10 Circuit Breaker is designed for use in motor control and industrial electrical applications. It is commonly applied in motor starter assemblies, control panels, automation equipment, and power distribution systems requiring motor protection and circuit interruption capabilities.

Technical Specifications:

• Manufacturer Part Number (MPN): 3RV1021-0KA10
• Product Type: Circuit Breaker
• Brand: Siemens
• Series: SIRIUS 3RV10
• Function: Motor Overload and Short-Circuit Protection
• Application: Motor Protection Systems
• Current Setting Range: 2.8–4.0 A
• Pole Configuration: 3 Pole
• Installation Type: DIN Rail or Panel Mounted
• Standard: IEC 60947
• Industry Use: Industrial Automation and Motor Control
• Service Type: Electrical System Maintenance and Replacement

Common Replacements:

• Siemens 3RV1021-0DA10 Circuit Breaker
• Siemens 3RV1021-1DA10 Circuit Breaker
• Siemens SIRIUS 3RV10 Motor Protection Circuit Breaker