Siemens 3RU2146-4MB0 SIRIUS S3 Thermal Overload Relay for Motor Protection
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Product Description
Siemens 3RU2146-4MB0 — SIRIUS S3 thermal overload relay for motor protection, trip Class 10, 690 V max rated operational voltage. Direct-attachment mounting to a matching contactor with one NO and one NC auxiliary contact and screw main-circuit connection. Supports automatic and push-button reset.
Technical Specifications
- Manufacturer part number (MPN)
- 3RU2146-4MB0 EAN / GTIN: 4047621012926 Sales unit: pcs Mounting method: Direct attachment Number of auxiliary contacts as normally open contact: 1 Number of auxiliary contacts as normally closed contact: 1 Release class: CLASS 10 Type of electrical connection of main circuit: Screw connection Max. rated operation voltage Ue: 690 V Reset function input: No Reset function automatic: Yes Reset function push-button: Yes Country of origin: Germany
Standards & Compliance
- HS Code
- 8536.49
Cross References
- EAN 4047621012926
- SAP 1200014113
- Code 81384137
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 3RU2146-4MB0?
- 3RU2146-4MB0 can be ordered from cballast.com as a Siemens catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Siemens product?
- The manufacturer part number is 3RU2146-4MB0.
- What is the HS code for 3RU2146-4MB0?
- The customs tariff (HS) code for 3RU2146-4MB0 is 8536.49.
- Who manufactures 3RU2146-4MB0?
- 3RU2146-4MB0 is a Siemens product in the Switchgear & Protection range.
- Is a datasheet available for 3RU2146-4MB0?
- Yes — the 3RU2146-4MB0 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 3RU2146-4MB0?
- The minimum order quantity is 1.
- Is 3RU2146-4MB0 available?
- Yes — 3RU2146-4MB0 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).