Product Description
Siemens 3RV2321-4FC10 Breaker
The Siemens 3RV2321-4FC10 is a compact and reliable circuit breaker from the SIRIUS 3RV2 series, specifically designed for transformer protection. This size S0 breaker provides robust protection against both overload and short-circuit conditions, ensuring the safety and longevity of your transformers and electrical systems. Featuring a current setting range of 22 to 32 A and a high breaking capacity, it is suitable for a wide range of industrial applications. The screw-type terminals allow for simple, secure, and fast installation.
Technical Specifications:
- Model: 3RV2321-4FC10
- Product Line: SIRIUS 3RV2
- Type: Circuit Breaker for Transformer Protection
- Size: S0
- Setting Range (Overload Release): 22 … 32 A
- Breaking Capacity (Icu) at 400V AC: 100 kA
- Rated Operational Voltage: Up to 690 V AC
- Connection Type: Screw terminals

Siemens 3RV2321-4FC10 Breaker
Shop the Siemens 3RV2321-4FC10 SIRIUS circuit breaker, size S0, with a 22-32A adjustable range for optimal transformer protection. High 100kA breaking capacity.







