Siemens 3RV2021-4AA10 Motor Starter Protector Circuit Breaker 11-16 Amp

The Siemens 3RV2021-4AA10 is a motor starter protector from the SIRIUS 3RV2 series, designed to provide reliable motor protection and switching capability in a compact package. This circuit breaker is rated for 11-16 amp full load applications and combines overload protection, short-circuit protection, and switching functions in a single device.

Key Features:

• Adjustable overload trip range: 11-16 FLA (Full Load Amps)
• Screw terminal connection type for secure wiring
• Class 10 overload trip class for standard motor protection
• Thermal and magnetic trip mechanism for comprehensive protection
• Compact design saves panel space in motor control centers
• Manual motor starter functionality with pushbutton operation
• Suitable for coordination with contactors in motor control applications
• UL 508 and IEC 60947 compliant

The 3RV2021-4AA10 is ideal for protecting three-phase motors in industrial machinery, HVAC systems, pumps, conveyors, and other motor-driven equipment. Its adjustable trip setting allows precise matching to specific motor requirements, while the integrated design simplifies installation and reduces wiring complexity compared to separate overload relays and circuit breakers.