Siemens SIRIUS 3UG4 - Operation

Display Memory = no
Relay switching behavior = NC
(closed-circuit principle)
Memory = no
Relay switching behavior = NO
(open-circuit principle)
Ux-y
>
UDel
Ux-y
U
Hyst
11/14
11/12
21/24
21/22
UDel
Ux-y
U
Hyst
11/14
11/12
21/24
21/22
Ux-y
>
Ux-y
!U
Hyst
11/14
11/12
21/24
21/22
UDel
Ux-y
!U
Hyst
11/14
11/12
21/24
21/22
UDel
6.6.3 Operation
Parameters
Parameterization of the devices is possible locally using the display and the three keys.
Parameter information
The table below shows the settable parameter information of the 3UG4615 and 3UG4616 line
monitoring relays:
Table 6-4 Parmeter information, 3UG4615 and 3UG4616 line monitoring relays with digital setting
Menu
level
Parameters Setting range Increment Factory setting
Minimum value Maximum val‐
ue
"RUN" Threshold for undershoot (U▼) 160 V
1)
90 V
2)
690 V
1)
400 V
2)
1 V 375 V
1)
215 V
2)
"RUN" Threshold for overshoot (U▲) 160 V
1)
90 V
2)
690 V
1)
400 V
2)
1 V 425 V
1)
245 V
2)
"SET" Hysteresis (Hyst) 1.0 V 20.0 V 1 V 5.0 V
"SET" Tripping delay time (U▼Del) 0.1 s 20.0 s 0.1 s 0.1 s
3UG4.1 line monitoring relay
6.6 3UG4615 / 3UG4616 line monitoring relays
SIRIUS 3UG4 / 3RR2 monitoring relay
Equipment Manual, 07/2021, NEB927043002000/RS-AD/005 107