Siemens 3RV2 Series Motor Protection Circuit Breaker, 3.5 to 5A Current Rating - 3RV2021-1FA15 This motor protection circuit breaker offers essential safeguarding for motors in industrial settings. Designed for current ratings of 3.5 to 5A, it enhances the longevity and efficiency of motor operations. Its compatibility with automation systems makes it a vital component in improving overall performance and reliability. Features & Benefits • Provides thermal overload protection for motors
• Energy-efficient design supports sustainability
• High insulation voltage rated at 690V reduces the risk of faults
• Mechanical service life of up to 100,000 cycles ensures durability
• Operates effectively within a temperature range of -20 to +60°C
• Can be configured with transverse auxiliary switches for added flexibility Applications • Utilised for motor protection in industrial machinery
• Suitable for automation systems that require current monitoring
• Effective for with AC voltages up to 690V
• Appropriate for installations in challenging environmental conditions What type of motors can be protected using this device? It is suitable for motors with a current rating of 3.5 to 5A across various industrial applications. How often should maintenance be performed on this breaker? Regular inspections are advisable, particularly after extensive operational cycles, to maintain performance. Is this device compatible with all industrial automation systems? Yes, it integrates smoothly with most AC systems, enhancing motor protection and control. What are the recommended installation practices? It should be mounted on a DIN rail, allowing sufficient space for heat dissipation and accessibility. Can this breaker be used in high humidity environments? Yes, it operates effectively in environments with relative humidity levels between 10 to 95%.