Schneider-Electric-MN-220-240V50-60HZ-Under-Voltage-Release-Schneider-Electric-LV429407-p-The-Schneider-LV429407-Under-Voltage-Release-UVR-disconnects-the-mains-power-supply-to-equipment-if-the-input-voltage-drops-below-a-certain-level-thus-helping-to-prevent-malfunctions-or-performance-degradation-in-sensitive-equipment-p-Schneider-LV429407-Under-Voltage-Release-UVR-MN-200-240VAC