Product Description
The Siemens 3RU1146-4KB0 is an overload relay designed for motor protection, rated for fifty-seven to seventy-five amperes. It features one normally open and one normally closed contact and is suitable for size S3 contactor mounting.
- Rated for fifty-seven to seventy-five amperes.
- Provides overload and phase failure protection.
- Compatible with 1 and 3-phase applications.
Product Highlights
This overload relay includes an integrated stop button and a switch position indicator, offering clear visual feedback for operation status.
Product Information
Standard Information
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Brand: Siemens
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Country of Origin: Germany
Technical Specifications
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Catalog Number: 3RU1146-4KB0
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Number of Poles: 3
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Contact Rating: 1000 VAC
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Enclosure: IP20
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Reset Type: Automatic/Manual
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Approval: UL, CSA, CE, CCC, ATEX, EAC
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Auxiliary Contact: 1NO-1NC
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Trip Class: Class 10
