3UG463. voltage monitoring relay
10.5 Diagnostics
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
279
Indications on the display
Display information
The display is divided into three different areas.
Voltage measured value or fault symbol
Symbol of the changeover contact
Meaning of the information on the display
Note
Indications in the event of a fault
The symbols on the display flash to indicate an error.
The following statuses and faults are indicated on the display as a diagnostics message with
flashing symbols:
20.0V Measured voltage is displayed
â‘¡
Monitoring for voltage overshoot
Monitoring for voltage undershoot
Range monitoring (monitoring for voltage overshoot and undershoot)
Voltage is in correct range
A voltage overshoot has occurred
A voltage undershoot has occurred
â‘¢
• Not flashing: Relay contact 11/12 open, relay contact 11/14 closed
• Flashing: Delay time (ON-delay or tripping delay) running
• Masked out: Relay contact 11/12 closed, relay contact 11/14 open
You will find more information about the switching behavior of the output relay in Chapter
"Functions (Page 273)" (3UG4631 / 3UG4632) and "Functions (Page 276)" (3UG4633).
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