The Schneider SEP888 59705 is a high-performance protection relay base unit from the Sepam Series 80 platform, designed for medium and low voltage electrical distribution systems. Acting as the core processing unit, it provides advanced protection, monitoring, and control functions for feeders, transformers, motors, and switchgear systems.
Equipped with a mimic-based user-machine interface (UMI), it offers intuitive visualization of electrical networks, real-time diagnostics, and alarm management. Built for reliability and scalability, the SEP888 enables seamless integration into modern power automation systems while ensuring maximum operational safety and uptime.
Technical Specifications
| Feature | Specification |
|---|---|
| Brand | Schneider Electric |
| Model | SEP888 / 59705 |
| Product Type | Protection Relay Base Unit |
| Series | Sepam Series 80 |
| Interface Type | Mimic-based UMI (User Machine Interface) |
| Display Resolution | 128 × 240 pixels |
| Keypad | 14 keys |
| Local Indicators | LEDs for status and parameter indication |
| Auxiliary Power Supply | 24–250 V DC |
| Control Functions | Alarm acknowledgement, reset, output testing, switching control |
| Monitoring Functions | Metering, diagnostics, phasor diagrams, status display |
| Protection Rating | Front: IP52 / Other surfaces: IP20 |
| Mounting Type | Panel / switchgear mounting |
| Operating Temperature | Industrial standard environment |
| Dimensions (W × H × D) | 264 × 222 × 90 mm |
| Weight | ~3.3 – 4.2 kg |
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