The Siemens 3RV1742-5BD10 is a robust molded case circuit breaker designed for effective system protection. This component, part of the SIRIUS product family, is engineered to safeguard electrical circuits from damage caused by overloads or short circuits. It features a thermal-magnetic trip unit, ensuring precise protection and reliable performance.
With a rated operating voltage of 690 V ac and a substantial short-circuit breaking capacity of 100 kA, this circuit breaker is well-suited for a wide range of industrial applications. The 15 A current rating, combined with a standard switching capacity, makes it versatile for various plant protection tasks.
The device is equipped with a convenient knob for manual operation and offers screw and snap-on mounting options, facilitating easy installation onto a standard 35 mm DIN rail. The compact dimensions of 70 x 174 x 168 mm allow for efficient use of space within electrical enclosures.
The 3RV1742-5BD10 is designed to operate reliably in a broad range of ambient temperatures, from as low as -20°C to as high as +60°C, making it suitable for diverse working environments. Its construction ensures finger-safe protection, and it has an IP20 rating on the front, providing a degree of protection against solid objects.
This circuit breaker does not include an auxiliary switch but is compatible with auxiliary switch add-ons, allowing for customisation to meet specific system requirements. Its mechanical service life is rated at 50,000 operating cycles, indicating durability and a long operational lifespan.
Overall, the Siemens 3RV1742-5BD10 circuit breaker is a high-quality protective device that offers reliability and safety for electrical systems, making it a valuable component for industrial plant protection.