The Siemens 3RV1742-5DD10 is a robust miniature circuit breaker designed to ensure system protection in a variety of industrial applications. This three-pole breaker is engineered to handle a rated operating voltage of up to 690 V and a rated operating current of 25 A, making it suitable for a wide range of power distribution tasks. With a standard switching capacity and a thermomagnetic overcurrent release, it provides reliable protection against overloads and short-circuits, ensuring the safety and longevity of electrical equipment.
The compact design, with dimensions of 70 x 174 x 168 mm, allows for efficient use of space inside electrical enclosures, while the screw-type terminals with box terminals facilitate straightforward installation and maintenance. The circuit breaker is also designed for snap-on mounting onto a 35 mm standard mounting rail according to DIN EN 50022, which offers flexibility in installation and makes it a versatile choice for system integrators and maintenance professionals.
Constructed to withstand challenging industrial environments, the 3RV1742-5DD10 operates reliably within an ambient temperature range of -20 to +60°C and is rated for installation altitudes of up to 2,000 meters above sea level. Its finger-safe design and IP20 protection class on the front provide additional safety during operation and handling.
This circuit breaker is a testament to Siemens' commitment to quality and reliability in circuit protection technology, making it a dependable component for safeguarding electrical systems across various sectors.