Toshiba GR200 Series Instruction Manual page 1005

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Group setting for protection functions

As shown in Figure 5.8-1, 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 5.8-1 Eight groups for protection settings

Changing group number by menu operation

The user can change the group number using the menu† on the IED screen. See the Chapter

User interface: Setting sub-menu.

Changing group number by user-programming

Another changing method is provided by programing PLC logics (For more information about

PLC programing, see the 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,

Protection (Relay)

Group1 setting

Group2 setting

Group8 setting

PLC function.

) Figure 5.8-2 exemplifies a PLC logic:

GRZ200 (Soft 031 & 032)

6F2S1915 (0.46)