Siemens 3RV1042-4MA10 S3 Motor Protection Circuit Breaker

The Siemens 3RV1042-4MA10 is a high-capacity Size S3 circuit breaker for motor protection, capable of handling up to 100 kA. It features an extensive adjustable A-release range of 80-100 A and a significant short-circuit release of 1235 A. This breaker is equipped with screw terminals, increased switching capacity, and Class 10 protection for standard motor starting conditions.

This circuit breaker is designed for protecting large industrial motors and equipment in critical applications such as heavy manufacturing, large pump systems, and complex automation lines. Its high current ratings and breaking capacity ensure reliable protection for demanding operational environments.

Stanlo Automation, a veteran-owned surplus parts distributor, provides the Siemens 3RV1042-4MA10. We offer a dependable and economical source for industrial automation components, ensuring you can acquire the necessary parts to maintain and repair your essential machinery.