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3RU1146-4LB0
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717-209-7100
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3RU1146-4LB0 Overload Relays
The Siemens Sirius 3RU1146-4LB0 is an IEC rated thermal overload relay used for the protection of three-phase motors. SIRIUS overload relays reliably protect loads against overload, phase asymmetry and phase failure.
Class 10
Size S3
3RU1146-4LB0
Selection Chart:
Frame Size |
Class | For Contactor | Setting Range Amps | Catalog No. |
---|---|---|---|---|
S3 | 10 | 3RT1044, 3RT1045, 3RT1046 | 70 - 90 | 3RU1146-4LB0 |
3RU1146-4LB0 Contact Sequence
3RU1146-4LB0 Dimensions
![](/siemens.sirius/p/3ru/3ru1146-4lb0-dimensions.jpg)