User Manual

3RR2 current monitoring relays
4.4 3RR21 current monitoring relays
3UG4 / 3RR2 monitoring relays
48 Manual, 02/2013, NEB927043002000/RS-AA/002
Function diagrams
Memory = O:
2 I
Memory = I:
2 I
I▲
I▼ = Off
,
onDel
onDel
I D el
OFF
FLASH
slow
FLASH
slow
FLASH
slow
OFF
ON OFF
FLASH
fast
OFF
OFF
%%
a, 


)$8/7
/('
+\VW
a, 
!,
2 I
2 I
onDel
I D el
OFF
FLASH
slow
FLASH
slow
OFF ON
FLASH
slow
OFF
onDel
ON
,
1.
2.
+\VW
%%
a, 


)$8/7
/('
,
!,
I▲ = Off
I▼
,
onDel onDel
I D el
OFF
FLASH
slow
FLASH
slow
FLASH
slow
OFF
ON
ON OFF
FLASH
fast
OFF
%%
+ \ VW
a, 


)$8/7
/('
,
a, 
2 I
2 I
onDel
I D el
OFF
FLASH
slow
FLASH
slow
OFF ON
FLASH
slow
OFF
1.
2.
onDel
ON
,
%%
a, 


)$8/7
/('
,
+\VW
I▲
I▼
,
,
onDel
onDel
I D el
I D el
OFF
FLASH
slow
FLASH
slow
FLASH
slow
OFFON ON
OFF FLASH
slow
ON
FLASH
fast
OFF
OFF
+\VW
+\VW
%%
a, 


)$8/7
/('
,
a, 
!,
2 I
2 I
onDel I Del
OFF
FLASH
slow
FLASH
slow
OFF ON ON
FLASH
slow
OFF
onDel
ON
,
,
+\VW
+\VW
%%
a, 


)$8/7
/('
1.
2.
!,
,