3RV2021-0HA10

The 3RV2021-0HA10 is a Siemens SIRIUS 3RV2021 series S0 case motor protection circuit breaker with a current setting range of 0.55–0.8A. It is suitable for overload and short circuit protection of ultra-small power motor circuits. Kenxin Motor provides original factory parts.

Share To
Product Positioning

The 3RV2021-0HA10 is an S0-cased motor start protection circuit breaker in the SIRIUS 3RV2021 series with a current setting range of 0.55–0.8A, suitable for reliable protection of ultra-low power motor circuits.

Core Product Advantages and Features
Low current thermal trip design
The thermal overload element is rated for 0.55–0.8A and can accurately detect abnormal temperature rises in ultra-small motors.
Electromagnetic instantaneous protection
It has a built-in electromagnetic tripping element, which can immediately cut off the power supply in the event of a short circuit to prevent further damage.
S0 Compact Housing
It adopts the same enclosure design as the SIRIUS 3RV2 series S0, making it suitable for installation in control boxes with limited space.
Kenxin Motor Professional Services
As an authorized Siemens distributor, we provide company goods, invoices, and technical consulting services.
project Specification
model 3RV2021-0HA10
series SIEMENS SIRIUS 3RV2021
Product Type Motor starting protection circuit breaker (main body of motor protection circuit breaker)
Frame dimensions S0
Extreme number 3-pole (3P)
Current setting range 0.55–0.8 A
Protection principle Thermal-magnetic tripping (overload + short circuit instantaneous)
brand Siemens