The Siemens 3RV1011-1CA15 is a robust motor protection circuit breaker designed to safeguard motors in industrial applications. This component is part of the SIRIUS product family, renowned for its reliability and efficiency in protecting motors against overload and short-circuit conditions. With a Class 10 trip characteristic, it ensures rapid disconnection in the event of a fault, minimising potential damage to the motor and associated equipment.
This circuit breaker is rated for a 2.5 A operating current and can handle voltages up to 690 V ac, making it suitable for a wide range of motor sizes and applications. The screw mount and snap-on mount options provide flexibility for installation on standard mounting rails, conforming to DIN EN 60715 standards. Its compact dimensions, 45 x 75 x 90 mm, allow for efficient use of space inside control cabinets.
The 3RV1011-1CA15 features a thermal-magnetic trip mechanism, ensuring both thermal protection for overload and magnetic protection for short-circuit incidents. It is equipped with a rocker actuator for clear indication of the ON/OFF status, enhancing ease of use for operators. The device also includes built-in auxiliary contacts, providing additional functionality for control and signalling purposes.
Constructed with safety in mind, the circuit breaker offers finger-safe protection and is rated IP20 on the front, preventing direct contact with live parts. It has a mechanical service life of approximately 100,000 switching cycles, indicating a long-lasting and durable performance in demanding industrial environments.
Overall, the Siemens 3RV1011-1CA15 motor protection circuit breaker is a reliable and essential component for motor control applications, offering both protection and operational efficiency.