User Manual

3UG463. voltage monitoring relay
11.5 Diagnostics
3UG4 / 3RR2 monitoring relays
Manual, 02/2013, NEB927043002000/RS-AA/002
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Note
Deactivating monitoring
If the upper and lower threshold values are deactivated (OFF), monitoring will cease for:
• Voltage overshoot
• Voltage undershoot
The up-to-date measured value is displayed permanently.
The parameters are described in Chapter "Parameters (Page 351)."
Menu-based operation is described in Chapter "Menu-based operation (Page 36)."
11.5 Diagnostics
11.5.1 Indications on the display
Display information
The display is divided into three different areas.
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1
① Voltage measured value or fault symbol
② Type of monitoring
③ Symbol of the change-over contact