3RV2021-0GA16

The 3RV2021-0GA16 is a Siemens SIRIUS 3RV2021 series S0 case motor protection circuit breaker with a current setting range of 0.45–0.63A. It is suitable for overload and short circuit protection of very low power three-phase motor circuits. Kenxin Motor provides original factory parts.

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Siemens SIRIUS 3RV2021-0GA16 Motor Starting Protection Circuit Breaker Product Image

Product Positioning

The 3RV2021-0GA16 is an S0-cased motor starting protection circuit breaker in the SIRIUS 3RV2021 series with a current setting range of 0.45–0.63A. It belongs to one of the smallest current ratings in the series and is suitable for very low power motor circuits.

Core Product Advantages and Features

Minimal current sensitive protection

The thermal overload element is specifically calibrated for an extremely low current range of 0.45–0.63A, enabling it to sensitively detect abnormalities in minute motors.

Short circuit instantaneous disconnection

The electromagnetic tripping mechanism activates instantly during a short circuit, effectively preventing further damage to equipment and lines.

S0 series consistent design

Maintain the SIRIUS 3RV2 series S0 enclosure specifications for easy integration with existing switchboard components.

Kenxin Motor Original Supplier

As an authorized Siemens distributor, Kenxin Motors provides company warranty and product selection consultation.

project	Specification
model	3RV2021-0GA16
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	0.45–0.63 A
Protection principle	Thermal-magnetic tripping (overload + short circuit instantaneous)
brand	Siemens

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