The Finder's 70 series multifunction electronic voltage line monitoring relay for three-phase applications in air conditioners, wood-processing machines, hoists and cranes, escalators, control panels for pumps, forced air ventilators. It's multifunctionality provides the flexibility of monitoring undervoltage, overvoltage, window mode, phase rotation, phase loss, asymmetry and neutral loss.
2 CO (DPDT)
Adjustable switch-off delay and asymmetry
35 mm rail (EN 60715) mount
Phase loss monitoring, even under phase regeneration
Three-phase (380 to 415 V, with neutral) voltage monitoring