Toshiba GR-200 Series Instruction Manual page 597

Group setting for protection functions
As shown in Figure 5.9-1, protection settings (i.e., OC settings, EF settings, etc.) are segmented
into eight groups, and different setting values of the relays can be set as per circumstances
such as operation conditions and others. Note that changing the group cannot be not carried
out instantly.
Figure 5.9-1 Eight groups for protection settings
Changing group number by menu operation
(i)
The user can change the group number using the menu† on the IED screen. See Chapter
interface: Setting sub-menu
Changing group number by user-programming
(ii)
Another changing method is provided by programing PLC logics (For more information about
PLC programing, see Chapter
changing group2 from group1 is performed while BI1 circuit is energized. The group setting
function "Setting (Function ID 201400)" has a signal reception point 'PLC_Group_ENUM' in
UNIT type; thus changing the group is performed when either numbers (1 to 8) enters at the
signal reception point. The example logic, designed for changing to group2 from group1,
Settings
Protection (Relay)
Group1 setting
Group2 setting
Group8 setting
(→p. 873).
PLC function
(→p. 588)
- 578 -
OC
EF
OCN
UC
THM
TRC
OC
EF
OCN
UC
THM
TRC
OC
EF
OCN
UC
THM
TRC
.
Figure 5.9-2 exemplifies a PLC logic:
6F2T0200 (0.15)
User
GRE200 (1,2)