System: 3‑phase 3‑wire / 3‑phase 4‑wire compatible
Measuring Voltage:
Line‑to‑Line Voltage L‑L: 280‑520V AC (suitable for 400/415V industrial 3‑phase systems)
Line‑to‑Neutral Voltage L‑N: 160‑300V AC
Output: 2 independent SPDT relays (1C/O)
NO: 5A@250VAC; NC: 3A@250VAC
Display: 3‑digit LCD (no backlight)
Delay: Power‑on delay, trip delay, recovery delay, adjustable from 0‑99.9s
Reset: Selectable auto‑reset / latching manual reset
