Parameter Settings - Siemens 7SJ47 SIPROTEC easy Handbuch

Manual 7SJ46
Table 2-1 Setting examples of the Basic Settings Block
LEDs STORED NOT STORED
60 Hz
FREQ. 50 Hz
IE
MODE I>>
N INV
DT O/C
IEC 51 V INV
50/51
E INV
LEDs STORED NOT STORED
60 Hz
FREQ. 50 Hz
IE
MODE I>>
N INV
DT O/C
IEC 51 V INV
50/51
E INV
C53000-K1174-C002-4
These settings mean:
LEDs not stored
Device set to 50 Hz rated
frequency
Evaluation of calculated IE
Operating mode: definite-time
overcurrent protection
These settings mean:
LEDs not stored
Device set to 50 Hz rated
frequency
High-current stage active
Operating mode: inverse-time
overcurrent protection,
characteristic type: Very
inverse

2.7.2 Parameter settings

The values that can be set are determined by the basic device
setting selected on the Basic Settings Block. The following table
shows the parameter allocation in dependence on the variant
ordered and the operating mode selected by the Basic Settings
Block:
Table 2-2 Parameter allocation for DIP switches 2 to 5 (see
Figure 2-1 on page 46)
SW 1 MODE I>>
High-current stage available
DT O/C 50/51 IEC 51 ANSI 51 DT O/C 50/51 IEC 51 ANSI 51
Black printing White printing
applies! applies!
SW 2 I>> I>> I>>
SW 3 TI>> TI>> TI>>
SW 4 I> Ip Ip
SW 5 TI> TIp D
Determining the setting values
The high-current stage I>> is used for fast tripping that does not
depend on any selective tripping schedule; it is mainly used for
Settings
MODE I>>
High-current stage not
available
Evaluation of calculated IE
Black printing White printing
applies! applies!
IE> IEp IEp
TIE> TIEp DE
I> Ip Ip
TI> TIp D
50