The Siemens 3RV2021-1EA10 is a robust circuit breaker designed for motor protection, ensuring efficient operation and safety in a variety of industrial applications. This three-pole device is engineered to provide class 10 protection, with an adjustable current range of 2.8 to 4 A, making it versatile for different motor sizes. The circuit breaker is suitable for use in systems with operating voltages up to 690 V ac, and it boasts a high short-circuit switching capacity.
Crafted for DIN rail mounting, the 3RV2021-1EA10 features a compact design with dimensions of 45 x 97 x 97 mm, allowing for easy integration into electrical panels without occupying excessive space. The unit's screw connection terminals facilitate secure and reliable wiring, while its finger-safe construction enhances user safety during installation and maintenance.
This circuit breaker is equipped with phase disturbance recognition, adding an extra layer of protection against phase imbalances that could potentially harm connected equipment. Its mechanical service life is rated for a substantial number of switching cycles, indicating a long-lasting and durable performance.
The 3RV2021-1EA10 is a testament to Siemens' commitment to quality and reliability in circuit protection technology, offering a dependable solution for safeguarding motors in industrial settings.