Siemens, SIRIUS 3RU2 Thermal Overload Relay 1 NO/1 NC, 14A, 20 A F.L.C, 20A Contact Rating, 7.5 kW 3

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€ 83,73

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€ 101,31

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RS-stocknr.:
706-1664
Artikelnummer Distrelec:
136-23-078
Fabrikantnummer:
3RU2126-4BB0
Fabrikant:
Siemens
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Merk

Siemens

FLC Motor Rating

14, 20A

Product Type

Thermal Overload Relay

Relay Contact Current

20A

Series

SIRIUS 3RU2

Mount Type

Direct

Pole and Throw Configuration

3

Power Rating

7.5kW

Terminal Type

Screw

Normal State Configuration

1 NO/1 NC

IP Rating

IP20

Reset Method

Automatic & Manual

Minimum Operating Temperature

-40°C

Adjustable Current Range

14 to 20 A

Width

45mm

Number of Auxiliary Contacts

2

Contact Voltage

690V ac

Maximum Operating Temperature

70°C

Length

87mm

Standards/Approvals

IEC 65029, IEC 81346-2, UL Approved, CSA Approved, EAC Approved, IEC 60068-2-27, IEC 61508, CCC approved, CE Approved

Depth

85mm

Land van herkomst:
DE

Siemens SIRIUS 3RU2 Series Thermal Overload Relay, 20A Contact Current Rating, 7.5kW Power Rating - 3RU2126-4BB0


This thermal overload relay plays a vital role in protecting electrical motors, specifically designed for those operating within a current range of 14 to 20 A. Featuring both automatic and manual reset functions, it helps prevent damage caused by overload situations. Its durable design allows for easy installation directly onto contactors, making it suitable for various automation and electrical machinery applications.

Features & Benefits


• Provides continuous protection for 3-phase motors

• Automatic reset feature enhances operational convenience

• Integrated auxiliary contacts for additional functionality

• Compact dimensions support space-efficient installations

Applications


• Applicable with industrial machinery to ensure operational safety

• Can be integrated into commercial electrical systems

• Commonly used in manufacturing environments for motor protection

What is the installation process for this device?


The device can be installed directly on contactors using screw terminals, ensuring a straightforward setup.

How does the automatic reset feature work?


Upon a fault occurrence, the device disconnects the motor and automatically reconnects once the fault is resolved.

Is this suitable for high current applications?


Yes, it is rated for safe operation with currents up to 20A.

Can it operate in high-temperature environments?


Yes, it performs well within a temperature range of -40 to +70°C.

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