User Manual

3UG4625 residual current monitoring relay with 3UL23 transformer
9.3 Functions
3UG4 / 3RR2 monitoring relays
Manual, 02/2013, NEB927043002000/RS-AA/002
195
Display Memory = yes
Relay switching behavior = NC (closed-circuit principle)
I▲ / I!
Mem = yes
A1-A2
Reset
I
!
I
I=0
11/14
11/12
21/24
21/22
Init
onDel
onDel onDel
Del
I
>
I
I
!
>
I
I
Hyst
Hyst = 5 %
I = 0.02A
t > 2,5s
Display Memory = yes
Relay switching behavior = NO (open-circuit principle)
I▲ / I!
Mem = yes
A1-A2
Reset
I
!
I
I=0
11/14
11/12
21/24
21/22
Init
onDel
onDel
onDel
Del
I
Hyst
Hyst = 5 %
I = 0.02A
t > 2,5s
>
I
I
!
>
I
I
Note
The system is immediately switched off in the event of an open-circuit or short-circuit in the
transformer connection cables.