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Siemens SIRIUS 3RU2 Thermal Overload Relay 1 NO/1 NC 17A 22 A F.L.C 22A Contact Rating 11 kW 3RU2126-4CC0

Name: Siemens SIRIUS 3RU2 Thermal Overload Relay 1 NO/1 NC 17A 22 A F.L.C 22A Contact Rating 11 kW 3RU2126-4CC0
Brand: Siemens
SKU: 354935
Price: 93.73 USD
Availability: InStock

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Category Thermal Overload Relay Brand Siemens Condition New

Specifications

Country of Origin	Germany
Brand	Siemens
Length	87mm
Model	3RU2126-4CC0
Depth	73mm
IP Rating	IP20
Width	45mm
Mount Type	Direct
Series	SIRIUS 3RU2
Power Rating	11kW
Maximum Operating Temperature	70°C
Minimum Operating Temperature	-40°C
Terminal type	Cage Clamp
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RS Stock No.	706-1670Brand: SiemensManufacturers Part No.: 3RU2126-4CC0
Contact Voltage	690V ac
Reset Method	Automatic & Manual
Normal State Configuration	1 NO/1 NC
Relay Contact Current	22A
Number of Auxiliary Contacts	2
Pole and Throw Configuration	3
FLC Motor Rating	17, 22A
Adjustable Current Range	17 → 22 A

Key Features

Features 1 normally open and 1 normally closed contact for optimal switching control.
Supports motor full load current ratings of 17A and 22A for broad compatibility.
Equipped with automatic and manual reset methods for flexible operation.
Includes a selector switch and stop button for test functions and diagnostics.
Compact dimensions of 87mm length, 73mm depth, and 45mm width fit standard DIN rail mounts.
Built for extreme temperature range from -40°C to 70°C ensuring operational stability.
High insulation voltage of 690V AC and impulse voltage resistance up to 6 kV.
Compliant with major international standards including IEC, CE, UL, and CSA approvals.

Product Description

Siemens 3RU2126-4CC0 SIRIUS 3RU2 Thermal Overload Relay offers precision protection for motors with full load current ratings adjustable between 17A to 22A and a power rating of 11 kW. This device safeguards electrical motors against overload conditions by interrupting current flow to prevent damage and ensure safety.

The relay features 1 normally open (NO) and 1 normally closed (NC) contact, allowing versatile integration within control circuits. Dimensioned for easy installation, its 87mm length, 73mm depth, and 45mm width enable it to be mounted directly on DIN rails or surfaces.

Its robust design withstands operating temperatures from -40°C to 70°C, while the cage clamp terminal type ensures secure wiring connections. The relay also integrates a STOP button and selector switch to enable manual and automatic reset operations, aiding maintenance and testing activities.

With insulation voltage rated at 690V AC and impulse voltage resistance of 6 kV, this relay complies with international safety standards IEC 81346-2, IEC 65029, IEC 61508, IEC 60068-2-27, as well as certifications CE, UL, CSA, CCC, and EAC. This guarantees reliable performance in demanding industrial environments.

Manufactured in Germany, the Siemens 3RU2126-4CC0 relay ensures high build quality and durability, making it suitable for a wide range of applications including industrial automation systems, motor protection in manufacturing plants, HVAC control, and electrical motor assemblies.

Features 1 normally open and 1 normally closed contact for optimal switching control. Supports motor full load current ratings of 17A and 22A for broad compatibility. Equipped with automatic and manual reset methods for flexible operation.

Includes a selector switch and stop button for test functions and diagnostics. Compact dimensions of 87mm length, 73mm depth, and 45mm width fit standard DIN rail mounts. Built for extreme temperature range from -40°C to 70°C ensuring operational stability.

High insulation voltage of 690V AC and impulse voltage resistance up to 6 kV. Compliant with major international standards including IEC, CE, UL, and CSA approvals. Designed and manufactured in Germany for assured quality and durability.

Suitable for industrial, automation, and electrical control applications.

EnvMart offers this certified Siemens Thermal Overload Relay as part of its industrial electrical protection and control category, ideal for ensuring motor safety and operational efficiency.