User Manual

3UG463. voltage monitoring relay
11.5 Diagnostics
3UG4 / 3RR2 monitoring relays
268 Manual, 02/2013, NEB927043002000/RS-AA/002
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:
Display
area
Symbol Meaning
①
20.0V Measured voltage is displayed
②
Monitoring for voltage overshoot
②
Monitoring for voltage undershoot
②
Range monitoring (monitoring for voltage overshoot and undershoot)
②
Voltage is in correct range
②
A voltage overshoot has occurred
②
A voltage undershoot has occurred
③
• 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 261)" (3UG4631 / 3UG4632) and "Functions (Page 264)" (3UG4633).