Eaton/Moeller
EMR4-W500-2-D

Phase Monitoring Relay

• Monitors three-phase systems for phase sequence, over- and undervoltage and phase failure (< 0.6 x Ue)
• 3-phase voltage monitoring within a range
• Selectable On-delay or Off-delay (0.1 – 10 s)

Umin 300 – 380 V AC
Umax 420 – 500 V AC