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DEMO

Try it at your own pace, no time limit​

Download the RTC2 demo version and explore the full workflow: SEL relay, ETU45B Circuit Breaker, transformer module, and ΔT selectivity. 

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No expiration date, no usage limit

Download the demo

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🔔 Note
You're downloading the demo version of Relay Tripping Curves PRO2 — v3.0.0. It's limited to a single relay (SEL) and its U2 curves, but you can try the rest of the software's main features without restriction:
✓ SEL relay — U2 curves and definite time
✓ Siemens ETU45B Circuit Breaker — full L·S·I·G
✓ Transformer Module — damage curve and inrush
✓ ΔT selectivity with sweep cursor
✓ PDF report (watermarked) and PNG export
— Remaining brands and models → licensed version

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