Application Configuration And Control Mode; Authorization; Lhmi Indications; Signals - ABB RELION 620 Series Technical Manual

Protection and control

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Basic functions

Application configuration and Control mode

The physical outputs from commands to process are blocked with "Blocked" mode.

If physical outputs need to be blocked totally, meaning also commands from the

binary inputs, the application configuration must be used to block these signals.

Blocking scheme uses BEH_BLK output of CONTROL function block.

possible to write test mode by remote client, if it is needed in configuration. This

is done via LHMI only by setting the

IED test > Test mode. Remote operation is possible only when control position of

the relay is in remote position. Local and remote control can be selected with R/L

button or via Control function block in application configuration.

When using the Signal Monitoring tool to force online values, the following

conditions need to be met.

Remote force is set to "All levels"

Test mode is enabled

• Control position of the relay is in remote position

Table 38: Remote test mode

Remote test mode

The yellow Start LED flashes when the relay is in "IED blocked" or "IED test and

blocked" mode. The green Ready LED flashes to indicate that the "IED test and

blocked" mode or "IED test" mode is activated.

Table 39: PROTECTION input signals

Table continues on the next page

Test mode and Control mode can only be changed from LHMI. It is

61850-8-1-MMS

Command originator category mainte-

All originator categories

Remote test mode parameter via Tests >

1MRS757644 H

Setting group 2 is ac-

Setting group 3 is ac-

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