3RV2021-4NA15

Description

Circuit breaker size S0 for motor protection

The SIRIUS 3RV2 circuit breaker is designed for reliable motor protection and safe isolation from the network in various applications.

Technical details:

• CLASS 10 A-release 23…28 A N-release 364 A
• Screw terminal
• Standard switching capacity with transverse auxiliary switches 1 NO+1 NC
• Worldwide approvals (e.g. IEC and UL/CSA)
• Applications in hazardous areas (ATEX or IEC Ex)
• Device versions available for motor protection (also with overload relay function), plant protection, short-circuit protection of starter combinations, transformer protection, as main and EMERGENCY OFF switches, and for use in IT networks
• Available with screw or spring-type terminals for fast, maintenance-free and vibration-proof connection
• Optionally with integral auxiliary switch
• Comprehensive range of accessories standardized for all sizes
• Different energy infeed options available, such as the associated SIRIUS 3RV29 infeed system
• Replaces the well-proven 3RV1 series

Customer benefits:

• Optimized for use in load feeders and for IE3/IE4 motors
• Low heat loss ensures efficient operation
• Simple, efficient, and always up to date with the SIRIUS modular system

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