7SR5111-7AA26-0AA0
Directional time-overcurrent protection 7SR51 4 curr. trans., 4 volt. trans., 39 BI, 20 BO Standard interface: 1 x USB (front), RS 485 (rear) + 2 x optical LC interf. S12 enclosure
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New Sealed — New and unused, supplied in original manufacturer packaging.
New — New and unused. Original manufacturer packaging may be opened, missing or replaced.
Refurbished — Professionally inspected, tested and restored to full working condition.
Used — Previously used, inspected and tested as fully operational.
Condition: New Sealed
£4,953.00
Est. shipping: November 20 2026
View all options and prices (3)
| Condition | Warehouse | Stock | Price | |
|---|---|---|---|---|
|
New Sealed
Full 24 months warranty Est. shipping: November 20 2026 |
WM66-7S | Enquire now | £4,953.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: November 20 2026 |
WM71-7S | Enquire now | £5,242.00 | Add to Cart |
|
New Sealed
Full 24 months warranty Est. shipping: November 20 2026 |
WM92-7S | Enquire now | £5,531.00 | Add to Cart |
Condition: New
Priced on Request
Est. shipping: October 05 2026
Condition: Used
Priced on Request
Est. shipping: October 05 2026
Product Overview:
The 7SR5111-7AA26-0AA0 is a directional time-overcurrent protection relay designed for advanced power system protection. It features four current transducers and four voltage transducers, along with extensive binary input and output interfaces (39 BI and 20 BO). The relay supports standard communication interfaces including USB (front), RS 485 (rear), and two RJ45 ports, enabling seamless integration into control systems. It also includes functionalities such as circuit breaker monitoring, switching statistics, fault recording, and logic editing to facilitate comprehensive and reliable protection of electrical networks.
Full 12 months warranty
Siemens is a global leader in industrial automation, digitalisation, and electrification, offering products such as PLCs, drives, industrial robots, and process control systems. Known for innovation and sustainability, Siemens’ technologies enhance efficiency, safety, and performance across industries like manufacturing, energy, and healthcare.
***CJS Automation is NOT an authorised distributor of Siemens***
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