SIEMENS 3RB2056-1FC2

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product origin:Germany
shipping port: XIAMEN
Lead Time: 3-5 days

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Category Drive Brand: Siemens

Siemens SIRIUS 3RB20 Electronic Overload Relay, 5.5-8A

Product Description

The Siemens 3RB2056-1FC2 is a SIRIUS 3RB20 electronic overload relay, designed for reliable motor protection and control. This specific model offers an adjustable current setting range of 5.5 to 8 A, making it ideal for safeguarding standard three-phase AC motors in a wide array of industrial applications.

Its electronic design provides highly accurate tripping characteristics (Class 10), ensuring your motor is protected against overloads, phase imbalances, and phase loss. The unit features a manual reset and includes a normally open (NO) auxiliary contact for signaling. Designed for easy mounting on Siemens SIRIUS 3RT2 contactors, it simplifies installation and saves panel space. This overload relay is a core component for building a robust and efficient motor starter combination.

Product Data Table

Attribute Category	Specification
Manufacturer	Siemens
Product Line	SIRIUS 3RB20
Order Number	3RB2056-1FC2
Type	Electronic Overload Relay
Rated Operational Current Ie	5.5 – 8 A (Adjustable)
Motor Power at 400V AC	approx. 2.2 – 3 kW
Tripping Class	Class 10
Auxiliary Contact	1 NO (95-96)
Reset Mode	Manual Reset
Mounting	On SIRIUS 3RT2 contactors
Functions	Overload protection, phase imbalance protection, phase loss protection
Standards	IEC/EN 60947-4-1, UL 508, CSA C22.2 No. 14
Supply Voltage	Does not require separate control supply (self-powered)