Diagnostics; Indications On The Display - Siemens SIRIUS 3UG4 Equipment Manual

3UG463. voltage monitoring relay

10.5 Diagnostics

10.5 Diagnostics
10.5.1

Indications on the display

Display information
The display is divided into three different areas.
3
①
②
③
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
①
②
②
②
②
②
②
③
You will find more information about the switching behavior of the output relay in Chapter
"Functions (Page 204)" (3UG4631 / 3UG4632) and "Functions (Page 207)" (3UG4633).
212
1
2
Voltage measured value or fault symbol
Type of monitoring
Symbol of the changeover contact
Symbol Meaning
20.0V Measured voltage is displayed
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
• 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
SIRIUS 3UG4 / 3RR2 monitoring relay
Equipment Manual, 07/2021, NEB927043002000/RS-AD/005