ABB Electrical RET 316 Numerical Transformer Protection Unit

Model Type: 7454 0009-AB Electrical RET 316 Numerical Transformer Protection Unit

Manual conventions

Conventions used in IED manuals. A particular convention may not be used in this

manual.

• Abbreviations and acronyms in this manual are spelled out in the glossary. The

glossary also contains definitions of important terms.

• Push button navigation in the LHMI menu structure is presented by using the

push button icons, for example:

To navigate between the options, use and .

• HMI menu paths are presented in bold, for example:

Select Main menu/Settings.

• LHMI messages are shown in Courier font, for example:

To save the changes in non-volatile memory, select Yes and press .

• Parameter names are shown in italics, for example:

The function can be enabled and disabled with the Operation setting.

• The ^ character in front of an input or output signal name in the function block

symbol given for a function, indicates that the user can set an own signal name

in PCM600.

• The * character after an input or output signal name in the function block

symbol given for a function, indicates that the signal must be connected to

another function block in the application configuration to achieve a valid

application configuration