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ABB RET670 User Manual

ABB RET670
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9.3.9.3 Fuse failure supervision SDDRFUF
Main menu/Settings/Setting Group N/Secondary system supervision/
FuseFailure(RFUF)/SDDRFUF:x
Displays available instances of SDDRFUF with several settings per instance. There
are parameters for operation, various thresholds and base values.
9.3.10 Control
9.3.10.1 Overview
Under Control in the Setting group N menu settings for Synchrocheck, are
available. Some instances of settings are available meaning that the settings for all
available apparatuses can be made here. The synchrocheck settings include the
selection of voltage from busses or lines and the configuration parameters for
circuit breakers.
9.3.10.2 Synchrocheck and energizing check SESRSYN
Main menu/Settings/Setting Group N/Control/Synchronizing(RSYN,25)/
SESRSYN:x
Displays available instances of the synchrocheck function SESRSYN with several
settings per instance. There are settings for operation, voltage differences and
limits, time delays etc.
9.3.10.3 Tap changer control and supervision, 6 binary inputs TCMYLTC
Main menu/Settings/Setting Group N/Control/TransformerTapControl(YLTC,
84)/TCMYLTC:x
Parameters such as base current, tap changer time out and raise/lower command
pulse duration are set here.
9.3.10.4 Tap changer control and supervision, 32 binary inputs TCLYLTC
Main menu/Settings/Setting Group N/Control/TransformerTapControl(YLTC,
84)/TCLYLTC:x
Parameters such as base current, tap changer time out and raise/lower command
pulse duration are set here.
9.3.10.5 Automatic voltage control for tapchanger, single control TR1ATCC
Settings/Setting Group N/Control/TransformerVoltageControl(ATCC,90)/
TR1ATCC:x
1MRK504114-UEN E Section 9
Read and change settings
67
Operator's manual

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ABB RET670 Specifications

General IconGeneral
Rated Frequency50/60 Hz
InputsAnalog and binary inputs
ApplicationProtection of power systems
Communication ProtocolsIEC 61850, DNP3, Modbus
Operating Temperature Range-25°C to +55°C
MountingRack mounted
Number of Binary InputsUp to 48
Number of Binary Outputs32
Protection FunctionsOvercurrent Protection
OutputsBinary outputs
EnclosureIP 54
TypeLine Differential Protection

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