Siemens Monitoring Relay, 3 Phase, DIN Rail, 24 → 250 V dc, 100V ac, 230 V ac
- RS stock no.:
- 275-2203
- Mfr. Part No.:
- 7SR5421-6AA26-0AA0
- Manufacturer:
- Siemens
Subtotal (1 unit)*
R 177 649,72
(exc. VAT)
R 204 297,18
(inc. VAT)
FREE delivery for orders over R 1,500.00
Stocked by manufacturer
- Ready to ship from 29 December 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | R 177,649.72 |
*price indicative
- RS stock no.:
- 275-2203
- Mfr. Part No.:
- 7SR5421-6AA26-0AA0
- Manufacturer:
- Siemens
Specification
Technical data sheets
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 DC Voltage | 24 → 250 V dc | |
| Supply AC Voltage | 100V ac, 230V ac | |
| Maximum Operating Temperature | 55°C | |
| 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 | |
| Height | 177mm | |
| Length | 217.5mm | |
| Series | 7SR5400 | |
| Width | 308mm | |
| 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 DC Voltage 24 → 250 V dc | ||
Supply AC Voltage 100V ac, 230V ac | ||
Maximum Operating Temperature 55°C | ||
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 | ||
Height 177mm | ||
Length 217.5mm | ||
Series 7SR5400 | ||
Width 308mm | ||
- COO (Country of Origin):
- IN
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