3RV2042-4MB10

The SIRIUS 3RV2042-4MB10 motor protection circuit breaker is an S3 frame circuit breaker with an adjustable current range of 80 to 100A. It is a higher current specification model in the 3RV2042 series, with a short-circuit instantaneous trip (N-release) value of 1300A and a tripping class of Class 20. It is suitable for the protection of heavy-load large motor circuits.

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Siemens 3RV2042-4MB10 SIRIUS S3 Motor Protection Circuit Breaker Product Image

Product Positioning

The Siemens SIRIUS 3RV2042-4MB10 is an S3 frame motor protection circuit breaker with an adjustable current range of 80 to 100A. It is the model with the larger current specification in this series and is suitable for heavy-load motor applications.

Core Product Advantages and Features

High current specification design

With a current adjustment range of 80 to 100A, it is a higher current specification product in the S3 frame series.

Class 20 Long Startup Permission

It skips Class 20, allowing for longer start-up times, and is suitable for large motors.

Short circuit instantaneous jump response value

N-release short-circuit instantaneous trip value is 1300A, providing rapid disconnection protection when a fault current occurs.

S3 Frame Standardized Assembly

It continues the standardized design of the S3 frame, making it easy to combine and install with corresponding contactors.

project	Specification
Product Type	SIRIUS 3RV2 Motor Protection Circuit Breaker
Frame size	S3
Current adjustment range (A-release)	80...100 A
Short-circuit instantaneous jump value (N-release)	1300 A
Break away from level	Class 20
Rated operating voltage	690 V AC
Extreme number	3P
Terminal type	Screw terminals
net weight	Approximately 2.28 kg
Applicable Standards	IEC 60947-4-1, IEC 60947-2

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