Siemens 3RH21401BN40

Siemens 3RH21401BN40 Overview

The Siemens 3RH21401BN40 is a motor protection circuit breaker widely utilized in industrial automation worldwide. It provides reliable motor overload protection and operational control within complex electrical systems.

Key Technical Features and Applications of 3RH21401BN40

• Offers adjustable thermal-magnetic trip settings to safeguard motors from overheating and short circuits, ensuring operational safety in variable load conditions.
• Compact design facilitates integration into control panels where space constraints demand efficient layout.
• Compatible with standard motor starters, enabling seamless incorporation into existing automation infrastructure.
• Rated for frequent switching cycles, supporting applications that require repetitive motor starts and stops.

This component is essential in manufacturing plants for protecting motors in conveyor systems and is also critical in HVAC installations for safeguarding fan and pump motors.