Key Features : 

• Self-powered via standard CTs (/5 or /1).
• Universal auxiliary supply: 24–230 V AC/DC, USB, or power bank.
• Optional internal battery (20-year lifetime) for commissioning.
• Very low start-up levels: 0.075xIn (3-phase), 0.16xIn (1-phase).
• Metal enclosure, high EMC, wide temperature range.
• Front keypad, configurable LEDs, and magnetic trip indicator.
• Self-diagnostics and test menu before energizing.
• Communication ports: front USB, optional RS485 and Ethernet.
• Trip output for low-power coil (24 Vdc – 135 mJ).
• I/O options: up to 7 outputs + 10 inputs.
• Load Data Profiling: 168 circular records; sampling interval configurable 1–60 min.
• Non-volatile RAM stores up to 1024 event and disturbancefault recordings (DFR) with internal RTC; multiple COMTRADE/ data recording options with pre/post-fault cycles.
• Oscillography in COMTRADE, downloaded via SICom.
• Withdrawable and fixed versions, no external batteries needed.
• Eliminates the need for installing and maintaining external batteries, reducing operating costs of the facility.

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