Dold Phase Monitoring Relay, 3 Phase, DPDT, DIN Rail

Detects voltage asymmetry, phase loss, reverse voltage and phase sequence
Impervious to symmetrical harmonics up to distortion factor of K 20 %
2 LED displays for voltage supply and contact position
Output contact 2 changeovers
Overall width: 22.5 mm

For monitoring three-phase networks, e.g. lifts, escalators, hoisting systems, etc.

Phase Sequence/Failure Relays

Monitoring of 3 phase supplies
Orange housing manufactured to DIN 43 880
DIN rail mount