Toshiba GR200 Series Instruction Manual page 887

Line differential protection ied

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Operate logic for SBO/DIR modes

Once the operation of the select logic is complete, the operate logic start to control the device.

Receiving "Operate command On" from the remote-end

Figure 4.8-19 depicts the reception of the operate command 'On' from the remote-end.

Wait for a command

Select stage

Select command On from the remote-end

Select command Off from the remote-end

Select command On from the local-end

Select command Off from the local-end

Select command On by the PLC function

Select command Off by the PLC function

Figure 4.8-19 Outline of Operate command 'On'

Mapping required for Input point

Figure 4.8-20 illustrates the operate logic when an "Operate command On (Remote-ON-

Control)" signal is applied to the DPOS01 function. The input-point "DEV01_CONTROL_REQ"

is used for the reception of the "Operate command On (Remote-On-Control)".

Output signal to BO

The DPOS01 function, in Figure 4.8-20, can issue an "Operate" signal at the output point

"DPOS01_OEX_BO", when the DPOS01 function determines that the received signal "Remote-

On-Control" is true.

Wait for a next command

Operate command On from the remote-end

Operate logic

Signal reception in

Operate command Off from the remote-end

Operate command On from the local-end

Operate command Off from the local-end

Operate command On by the PLC function

Operate command Off by the PLC function

6F2S1914 (0.49)

Signal output

GRL200 (Soft 033 & 037)

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