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Product Specifications:
| Item | Overload Relay |
| Amps Range | 2.8-4A |
| Auxiliary Contacts Included | 1NO/1NC |
| Body Depth | 2.63" |
| Body Height | 5.98" |
| Body Width | 1.77" |
| Compatible Contactor Series | SIRIUS Series |
| Compatible Contactors | Frame Size S0 |
| Features | Manual And Auto Reset |
| Frame Size | S0 |
| Includes Mounting Hardware | Not Applicable |
| Includes Thermal Units | Yes |
| Ip Rating | IP20 |
| Maximum Overload Relay Current Setting | 4A |
| Maximum Voltage Rating | 690V AC |
| Min. Overload Relay Amps Setting | 2.8A |
| Mounting | Contactor Mounting |
| Mounting Style | Direct To Contactor |
| Number Of Poles | 3 |
| Overall Height | 3.35" , 5.98" |
| Overload Protection Type | Thermal |
| Phase | 3 |
| Phase Loss Sensitivity | No |
| Relay Mounting Style | Direct To Contactor |
| Relay Style | IEC |
| Reset Type | Auto, Manual |
| Sensing Method | Thermal |
| Separate Mounting | Additional Items Needed, Yes |
| Terminal Connection Type | Screw Terminals |
| Thermal Units Required | None (Relay Includes Integrated Bimetallic Elements) |
| Trip Class | Class 10 |
| Wire Termination Type | Screw |
Shipping Info:
| Ship weight (kg) | 0.18 |
| Ship height (cm) | 15.19 |
| Ship length (cm) | 6.68 |
| Ship width (cm) | 4.5 |
| Country of Origin | DE |
Product Variants
| Product | Model | Number Of Poles | Sensing Method | Trip Class | Separate Mounting | Body Height | Body Width | Overall Height | Amps Range | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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3RB31134RB0 | 3 | Electronic | Class 5E/10E/20E/30E | Additional Items Needed, Yes | 4.76" | 1.77" | 3.11" | 0.1-0.4A | €501.40 | |
![]() |
3RB31234RB0 | 3 | Electronic | Class 5E/10E/20E/30E | Additional Items Needed, Yes | 6.13" | 1.77" | 6.13" | 0.1-0.4A | €578.56 | |
![]() |
3RU21160BB0 | 3 | Thermal | Class 10 | Additional Items Needed, Yes | 4.64" | 1.77" | 3" | 0.14-0.2A | €139.42 | |
![]() |
3RU21160DB0 | 3 | Thermal | Class 10 | Additional Items Needed, Yes | 4.64" | 1.77" | 3" | 0.22-0.32A | €150.57 | |
![]() |
3RU21160EB0 | 3 | Thermal | Class 10 | Additional Items Needed, Yes | 4.64" | 1.77" | 3" | 0.28-0.4A | €132.25 | |
![]() |
3RB31234NB0 | 3 | Electronic | Class 5E/10E/20E/30E | Additional Items Needed, Yes | 6.13" | 1.77" | 6.13" | 0.32-1.25A | €568.29 | |
![]() |
3RB31134NB0 | 3 | Electronic | Class 5E/10E/20E/30E | Additional Items Needed, Yes | 4.76" | 1.77" | 3.11" | 0.32-1.25A | €505.40 |
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SIEMENS 3RU21261EB0 Overload Relay, 2.8 To 4.0A, 103 Poles, Thermal
€210.27 /unit



