HRN3-80 monitors undervoltage, phase loss, phase sequence and asymmetry in 3-phase networks, with an adjustable range.
Key features
- Supply = monitored voltage: AC 3× 208 – 480 V (50-60 Hz)
- Lower level Umin 80 – 95 % Un of the selected range
- Adjustable asymmetry 2 – 10 % Un or OFF
- Adjustable time delay to ignore short voltage drops; true RMS measurement
- Output: 1× changeover 16 A/AC1
- DIN rail housing, 90 × 52 × 66 mm
