Siemens Monitoring Relay, 3 Phase, Panel, 24 to 60 V dc, 240V ac, 60 V ac
- RS Stock No.:
- 275-1761
- Mfr. Part No.:
- 7SR4503-1HA20-1AA0
- Brand:
- Siemens
Subtotal (1 unit)*
£1,314.69
(exc. VAT)
£1,577.63
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 04 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £1,314.69 |
*price indicative
- RS Stock No.:
- 275-1761
- Mfr. Part No.:
- 7SR4503-1HA20-1AA0
- 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 | Panel | |
| Switching Voltage | 250125V ac/dc | |
| Power Consumption | 7W | |
| Terminal Type | Tin Plated Crimp Ring Terminal | |
| IP Rating | IP20, IP10, IP54, IP40, IP52 | |
| Time Delay | 0 to 600 s | |
| Supply DC Voltage | 24 to 60 V dc | |
| Supply AC Voltage | 240, 60V ac | |
| Minimum Operating Temperature | -10°C | |
| Relay Contact Current | 5A | |
| Maximum Operating Temperature | 60°C | |
| Series | Argus 7SR45 | |
| Standards/Approvals | Modbus, RoHS, IEC-60870-5-103 | |
| Width | 135.3mm | |
| Height | 170.3mm | |
| Length | 216.6mm | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Monitoring Relay | ||
Electrical Phase 3 | ||
Mount Type Panel | ||
Switching Voltage 250125V ac/dc | ||
Power Consumption 7W | ||
Terminal Type Tin Plated Crimp Ring Terminal | ||
IP Rating IP20, IP10, IP54, IP40, IP52 | ||
Time Delay 0 to 600 s | ||
Supply DC Voltage 24 to 60 V dc | ||
Supply AC Voltage 240, 60V ac | ||
Minimum Operating Temperature -10°C | ||
Relay Contact Current 5A | ||
Maximum Operating Temperature 60°C | ||
Series Argus 7SR45 | ||
Standards/Approvals Modbus, RoHS, IEC-60870-5-103 | ||
Width 135.3mm | ||
Height 170.3mm | ||
Length 216.6mm | ||
- COO (Country of Origin):
- IN
The Siemens Non Directional Overcurrent Protection Relay is designed for reliable electrical system protection. It features a measuring input of 1 A at 50 or 60 Hz and comes in a size 4 moulded case with reduced height. This device provides 2 Binary Inputs and 2 Binary Outputs for versatile control applications. It operates with dual powered auxiliary voltage, with CT powered functionality and an auxiliary voltage range of 24 to 60V DC, including a BI threshold of 19VDC. It is standard in design and includes a front USB port for connectivity. Additionally, it offers a rear RS485 port for communication. This device conforms to IEC 60870 5 103 and Modbus standards. The standard version of the device includes a conformal coat for protection in various environmental conditions.
Inrush current detection
Mechanical flag indication
Intelligent power management
Internal lithium battery back up
Dedicated switch onto fault protection