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Siemens 3RU2146-4JB0
Thermal Overload Relay, 45...63 A
Product Description
The Thermal Overload Relay is designed to provide reliable motor protection in a compact and efficient design. With a rating of 45...63 A, this relay offers a wide range of applications for various motor sizes.
Key Features:
- Thermal overload protection ensures the safe operation of motors by automatically disconnecting them when they exceed their rated capacity.
- Manual-Automatic-Reset functionality allows for easy resetting in case of a temporary overload, while also providing automatic reset after a prolonged period of overload.
Specifications:
- Rating: 45...63 A
- Size: S3
- Class: 10
- Contactor Mounting: Main Circuit Screw Terminal, Auxiliary Circuit Screw Terminal
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Offer details
- Offer from:
Trusted supplier — Germany, member since 2024
- Availability:
- 1 pc.Updated at: 15-09-2026In-Stock
- Warranty:
- 24 months
- Condition:
- Refurbished
Specifications
- Brand
- Siemens
- Insulation
- IP20
- Number of Poles
- 3
- Trip Type
- CLASS 10
- Contact Rating
- B600 / R300
- Mounting
- Contactor mounting
- Type
- thermal overload relay
Available Offers
(6)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
| Condition Refurbished | Availability 1 pc. Updated at: 15-09-2026In-Stock | Supplier | Warranty 24 months | ||
| Condition New Surplus | Availability 3 pcs. Updated at: 15-09-2026In-Stock | Supplier | Warranty 24 months | ||
| Condition New Factory Sealed | Availability 3 pcs. Updated at: 20-09-2026In-Stock | Supplier | Warranty 24 months | ||
![]() | Condition New Surplus | Availability 2 pcs. Updated at: 19-09-2026In-Stock | Supplier | Warranty Not specified | |
| Condition New Factory Sealed | Availability On requestLead time: 3 days | Supplier | Warranty Not specified | ||
![]() | Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier | Warranty 12 months |
Offer with manufacturer lead time
Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.
Documents
Data Sheet
Datasheet for Siemens 3RU2146-4JB0, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 15-09-2026

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