3RA1911-2E

The 3RA1911-2E is a SIRIUS S00 connection module used to connect a 3RV1 circuit breaker and a 3RT10/3RT2.1 contactor in series. It can also be used with a 3RW30 soft starter and is suitable for AC and DC control circuits, assisting in the customized assembly of motor starting circuits.

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Actual product image of Siemens 3RA1911-2E SIRIUS S00 connection module

Product Positioning

The 3RA1911-2E belongs to the Siemens SIRIUS 3RA19 series connection module, which is used for electrical and mechanical connections between S00 size circuit breakers and contactors, and helps customers assemble customized motor starters themselves.

Core Product Advantages and Features

Modular assembly

Circuit breakers and contactors, among other individual components, can be quickly assembled into a single unit, reducing wiring time within the panel.

Electrical and mechanical dual connection

It also provides mechanical fixing and electrical conduction functions to ensure a stable connection between the signal and the main circuit.

Flexible pairing with soft starters

Supports AC/DC operating environments and can be used with the 3RW30 soft starter to form various startup methods.

project	Specification
Product Type	Connection module (electrical and mechanical connection kit)
Applicable size	S00
Connection object	3RV1 series circuit breakers
With contactor	3RT10/3RT2.1 series contactors
Pair with a soft starter	3RW30 Series Soft Starter
Applicable current type	Both AC and DC operation are possible.
Extreme number	3 poles
Product Series	SIRIUS 3RA19 series
Typical applications	Assemble direct start, forward/reverse or star-delta starters.
Installation method	Modular plug-in connection between circuit breaker and contactor

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