Siemens
- Available:
- 1 pc.In-StockUpdated at: 05-09-2026
- Offer from:
Trusted supplier — Czechia, member since 2021, 50–99 employees
- Warranty:
- 24 months
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The OVERLOAD RELAY S2 CLASS 5E-30E 20-80A is a robust solution designed to provide motor protection. This relay offers a wide range of current from 20A to 80A, ensuring it can handle various motor loads. Its stand-alone installation feature allows for flexibility in placement within your system. The main circuit operates through a straight-through transformer, while the auxiliary circuit utilizes screw terminals for easy connection. This relay also features manual-automatic-reset functionality and internal ground fault detection to enhance safety and reliability.
Siemens
Siemens
Siemens
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Datasheet for Siemens 3RB3133-4WW1, including specifications and features.
3D CAD model and technical drawings, ready for your design software.

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