Siemens, 3RB3 Overload Relay 1 NO/1 NC, 50A F.L.C, 4A Contact Rating, 45 V, 1000V 3
- RS Stock No.:
- 202-1634
- Mfr. Part No.:
- 3RB3046-1UW1
- Brand:
- Siemens
Subtotal (1 unit)*
£172.44
(exc. VAT)
£206.93
(inc. VAT)
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In Stock
- Plus 1 unit(s) shipping from 10 June 2026
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Units | Per unit |
|---|---|
| 1 + | £172.44 |
*price indicative
- RS Stock No.:
- 202-1634
- Mfr. Part No.:
- 3RB3046-1UW1
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| FLC Motor Rating | 50A | |
| Product Type | Overload Relay | |
| Relay Contact Current | 4A | |
| Mount Type | Stand Alone | |
| Series | 3RB3 | |
| Pole and Throw Configuration | 3 | |
| Power Rating | 45V | |
| Terminal Type | Screw | |
| Normal State Configuration | 1 NO/1 NC | |
| Reset Method | Automatic & Manual | |
| IP Rating | IP20 | |
| Minimum Operating Temperature | -25°C | |
| Width | 70mm | |
| Number of Auxiliary Contacts | 1 | |
| Adjustable Current Range | 12.5 to 50 A | |
| Maximum Operating Temperature | 60°C | |
| Length | 106mm | |
| Depth | 124mm | |
| Standards/Approvals | CE Approved, UL Approved, IEC 81346-2, IEC 61000-4-6, IEC 61000-4-5, IEC 61000-4-4, IEC 61000-4-3, IEC 61000-4-2, IEC 60529, IEC 60068-2-27, EAC Approved, CCC approved, CSA Approved | |
| Control Voltage | 1000V | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
FLC Motor Rating 50A | ||
Product Type Overload Relay | ||
Relay Contact Current 4A | ||
Mount Type Stand Alone | ||
Series 3RB3 | ||
Pole and Throw Configuration 3 | ||
Power Rating 45V | ||
Terminal Type Screw | ||
Normal State Configuration 1 NO/1 NC | ||
Reset Method Automatic & Manual | ||
IP Rating IP20 | ||
Minimum Operating Temperature -25°C | ||
Width 70mm | ||
Number of Auxiliary Contacts 1 | ||
Adjustable Current Range 12.5 to 50 A | ||
Maximum Operating Temperature 60°C | ||
Length 106mm | ||
Depth 124mm | ||
Standards/Approvals CE Approved, UL Approved, IEC 81346-2, IEC 61000-4-6, IEC 61000-4-5, IEC 61000-4-4, IEC 61000-4-3, IEC 61000-4-2, IEC 60529, IEC 60068-2-27, EAC Approved, CCC approved, CSA Approved | ||
Control Voltage 1000V | ||
- COO (Country of Origin):
- CZ
The Siemens 50A electronic overload relay mainly used for motor protection of size S3. It has different electrical connection for main current circuit straight-through transformers connection and for auxiliary and control current circuit screw-type termin
Protection class IP20
Ambient temperature during operation -25 to +60 °C
Trip class 10E