Siemens Relay, 1 Phase, 2 CO, Screw, Snap-On, 0.1 to 6000 r/min 24 V DC
- RS Stock No.:
- 768-528
- Mfr. Part No.:
- 3UG5851-2AA40
- Brand:
- Siemens
Image representative of range
Subtotal (1 unit)*
£658.84
(exc. VAT)
£790.61
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 25 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £658.84 |
*price indicative
- RS Stock No.:
- 768-528
- Mfr. Part No.:
- 3UG5851-2AA40
- 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 | |
| Product Type | Relay | |
| Function | Monitoring | |
| Electrical Phase | 1 | |
| Contact Configuration | 2 CO | |
| Mount Type | Screw, Snap-On | |
| Terminal Type | Spring Loaded | |
| Time Delay | 0 to 999.9 s | |
| IP Rating | IP20 | |
| Minimum Operating Temperature | -25°C | |
| Supply DC Voltage | 24 V DC | |
| Rotational Measuring Speed | 0.1 to 6000 r/min | |
| Contact Current | 5A | |
| Maximum Operating Temperature | 60°C | |
| Series | 3UG5 | |
| Standards/Approvals | UL | |
| Length | 90mm | |
| Height | 100mm | |
| Width | 22.5mm | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Relay | ||
Function Monitoring | ||
Electrical Phase 1 | ||
Contact Configuration 2 CO | ||
Mount Type Screw, Snap-On | ||
Terminal Type Spring Loaded | ||
Time Delay 0 to 999.9 s | ||
IP Rating IP20 | ||
Minimum Operating Temperature -25°C | ||
Supply DC Voltage 24 V DC | ||
Rotational Measuring Speed 0.1 to 6000 r/min | ||
Contact Current 5A | ||
Maximum Operating Temperature 60°C | ||
Series 3UG5 | ||
Standards/Approvals UL | ||
Length 90mm | ||
Height 100mm | ||
Width 22.5mm | ||
- COO (Country of Origin):
- DE
The Siemens Digital Speed Monitoring Relay provides Advanced motor drive oversight via IO-Link integration. As the high-performance successor to the 3UG4851 series, it accurately monitors rotational speeds to protect machinery from overspeed or underspeed conditions.
Monitoring range from 0.1 to 6000 rpm
IO-Link enabled for digital data transfer
Two changeover contact switching outputs
Wide supply from 24 V DC
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