Diagnostics; Diagnostics With Leds - Siemens 3UG4 User Manual

9.4.4

Diagnostics

9.4.4.1

Diagnostics with LEDs

Status display
The following information indicates the operating state on the 3UG4582/3UG4583 insulation
monitoring relays:
Operating state
Startup
No fault
Pre-warning
Insulation fault
(threshold undershot)
PE/KE open circuit
L+/L- open circuit at
system start
/
Test function
System discharge
capacity too
high/measured result
invalid
Internal fault
3UG4 / 3RR2 monitoring relays
Manual, 05/2016, NEB927043002000/RS-AC/004
LED (green)
1)
1)
/
1)
On the 3UG4582:
•
Off
On the 3UG4583:
•
Dependent on the
configuration
3UG458. insulation monitoring relay
9.4 3UG4582/3UG4583 insulation monitoring relays
LED F (red) LED
Off Off
Off
•
•
•
•
•
•
Dependent on the configuration
•
•
•
•
(yellow)
On the 3UG4582:
On the 3UG4583: Dependent
on the configuration
On the 3UG4582: Off
On the 3UG4583: Dependent
on the configuration
On the 3UG4582: Off
On the 3UG4583: Dependent
on the configuration
On the 3UG4582: Off
On the 3UG4583: Dependent
on the configuration
On the 3UG4582: Off
On the 3UG4583: Dependent
on the configuration
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