Crouzet Voltage Monitoring Relay

Multi-function relay for voltage monitoring. Multi-voltage products. True RMS measurement. LED status indication. Adjustable time delays. MUS80 and MUS260: control relays monitor their own power supply AC or DC, over/under-voltage control, selectable memory function. HUH: automatic recognition of AC/DC, choice between under and over-voltage. H3US: controls its own supply voltage, under/over-voltage between phases. H3USN: controls its own supply voltage, over and under-voltage between phases and neutral / loss of neutral.