Siemens 3RH21311BE40

The Siemens 3RH21311BE40 is a motor protective circuit breaker widely utilized in industrial automation systems. Distributed globally, this device plays a critical role in safeguarding electric motors from overload and short-circuit conditions, ensuring reliable operation in complex control environments.

Key Technical Features and Applications of 3RH21311BE40

• Adjustable thermal trip unit enables precise current setting for optimized motor protection tailored to specific load demands.
• Compact design facilitates integration into control panels with limited space while maintaining ease of installation.
• High breaking capacity ensures effective interruption of fault currents, minimizing damage and downtime.
• Compliance with international electrical standards guarantees compatibility across diverse industrial systems.
• Modular construction allows combination with auxiliary contacts, enhancing functionality within automated control circuits.

This component is essential in manufacturing lines requiring consistent motor protection and in HVAC systems where reliable motor control is critical for operational stability.