Product Description
Siemens 3RV2021-4EA20
The Siemens 3RV2021-4EA20 is a SIRIUS motor protection circuit breaker, size S0, designed for reliable motor protection. It features CLASS 10 tripping characteristics with an adjustable current setting range of 22 to 32 Amperes for overload release and a fixed N-release (short-circuit protection) at 416 Amperes. This model is equipped with spring-type terminals for easy and secure wiring and offers standard switching capacity. It also includes integrated transverse auxiliary switches with one normally open (1 NO) and one normally closed (1 NC) contact for signaling and control purposes.
Technical Specifications:
- Product type designation: Circuit breaker
- Size of circuit breaker: S0
- Protection class IP (on the front): IP20
- Protection class IP (of the terminal): IP00
- Type of protection: Motor protection
- Tripping class: CLASS 10
- Adjustable current response value (A-release): 22…32 A
- Instantaneous short-circuit trip current (N-release): 416 A
- Type of electrical connection for main current circuit: Spring-type terminals
- Switching capacity: Standard switching capacity
- Auxiliary switch: 1 NO + 1 NC (transverse)
- Rated operational voltage: 690 V AC
- Operational frequency: 50/60 Hz
- Number of poles for main current circuit: 3
Siemens 3RV2021-4EA20
Model:Siemens 3RV2021-4EA20
