Skip to content
Monitoring relay VRU3-28
- UNDER VOLTAGE MONITORING RELAYS
- THESE UNITS MONITOR A 3-PHASE 3-WIRE SUPPLY AND OPERATE RELAYS IF A PHASE-PHASE VOLTAGE GOES BELOW SET LEVELS.
- LEDS INDICATE POWER ON AND TRIP STATUS. A RELAY WITH TWO CHANGEOVER VOLT-FREE CONTACTS IS FITTED.
- FRONT PANEL CONTROLS ALLOW SELECTION OF:
- UNDER VOLTAGE TRIP LEVELS.
- NOMINATED RATED VOLTAGE.
- DIFFERENTIAL VOLTAGE FOR OPERATING HYSTERESIS AND TIME DELAY BEFORE A TRIP TRIGGERS A RELAY RESPONSE
Reviews
There are no reviews yet.