Siemens Monitoring Relay, 3 Phase, DIN Rail, 24 to 250 V dc, 100V ac, 230 V ac
- RS Stock No.:
- 275-2203
- Mfr. Part No.:
- 7SR5421-6AA26-0AA0
- Brand:
- Siemens
Subtotal (1 unit)*
£6,460.81
(exc. VAT)
£7,752.97
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 17 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £6,460.81 |
*price indicative
- RS Stock No.:
- 275-2203
- Mfr. Part No.:
- 7SR5421-6AA26-0AA0
- 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 | Monitoring Relay | |
| Electrical Phase | 3 | |
| Mount Type | DIN Rail | |
| Terminal Type | Screw | |
| IP Rating | IP20 | |
| Minimum Operating Temperature | -10°C | |
| Supply AC Voltage | 100, 230V ac | |
| Supply DC Voltage | 24 to 250 V dc | |
| Maximum Operating Temperature | 55°C | |
| Length | 217.5mm | |
| Width | 308mm | |
| Standards/Approvals | ANSI 51C, ANSI 79, Modbus RTU, ANSI 86, ANSI 37, ANSI 74TC, ANSI 51/51N, ANSi 49, IEC 60870-5-103, ANSI 50BF, ANSI 46, DNP 3.0, ANSI 50/50N | |
| Series | 7SR5400 | |
| Height | 177mm | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Monitoring Relay | ||
Electrical Phase 3 | ||
Mount Type DIN Rail | ||
Terminal Type Screw | ||
IP Rating IP20 | ||
Minimum Operating Temperature -10°C | ||
Supply AC Voltage 100, 230V ac | ||
Supply DC Voltage 24 to 250 V dc | ||
Maximum Operating Temperature 55°C | ||
Length 217.5mm | ||
Width 308mm | ||
Standards/Approvals ANSI 51C, ANSI 79, Modbus RTU, ANSI 86, ANSI 37, ANSI 74TC, ANSI 51/51N, ANSi 49, IEC 60870-5-103, ANSI 50BF, ANSI 46, DNP 3.0, ANSI 50/50N | ||
Series 7SR5400 | ||
Height 177mm | ||
The Siemens Transformer protection features S12 case size. It supports Modbus RTU slave.
Three pole tripping
Undercurrent protection ANSI 37
Thermal overload protection ANSI 49
Circuit breaker failure protection ANSI 50BF