Table 12.18 Busbar A AC alarm names for the BUS TIE breaker controller
BUS TIE breaker alarm Configure > Parameters > General name
Busbar A over-voltage 1 or 2 Busbar A > Voltage protections > Over-voltage 1 or 2 Over-voltage
Busbar A under-voltage 1 or 2 Busbar A > Voltage protections > Under-voltage 1 or 2 Under-voltage
Busbar A voltage unbalance Busbar A > Voltage protections > Voltage unbalance Voltage unbalance
Negative sequence voltage Busbar A > Voltage protections > Negative sequence voltage
Negative sequence
voltage
Zero sequence voltage Busbar A > Voltage protections > Zero sequence voltage Zero sequence voltage
Busbar A over-current 1 or 2 Busbar A > Current protections > Over-current 1 or 2 Over-current
Fast over-current 1 or 2 Busbar A > Current protections > Fast over-current 1 or 2 Fast over-current
Current unbalance (average calc.)
Busbar A > Current protections > Current unbalance (average
calc.)
Current unbalance
(average calc.)
Current unbalance (nominal calc.)
Busbar A > Current protections > Current unbalance (nominal
calc.)
Current unbalance
(nominal calc.)
Inverse time over-current Busbar A > Current protections > Inverse time over-current Inverse time over-current
Negative sequence current Busbar A > Voltage protections > Negative sequence current
Negative sequence
current
Zero sequence current Busbar A > Voltage protections > Zero sequence current Zero sequence current
Busbar A over-frequency 1 or 2 Busbar A > Frequency protections > Over-frequency 1 or 2 Over-frequency
Busbar A under-frequency 1 or 2 Busbar A > Frequency protections > Under-frequency 1 or 2 Under-frequency
Overload 1 or 2 Busbar A > Power protections > Overload 1 or 2 Overload
Reactive power export 1 or 2
Busbar A > Reactive power protections > Reactive power export
1 or 2
Reactive power export
Reactive power import 1 or 2
Busbar A > Reactive power protections > Reactive power import
1 or 2
Reactive power import
Table 12.19 Busbar B AC alarm names for the BUS TIE breaker controller
BUS TIE breaker alarm Configure > Parameters > General name
Busbar B over-voltage 1 or 2 Busbar B > Voltage protections > Over-voltage 1 or 2 Busbar over-voltage
Busbar B under-voltage 1 or 2 Busbar B > Voltage protections > Under-voltage 1 or 2 Busbar under-voltage
Busbar B voltage unbalance Busbar B > Voltage protections > Voltage unbalance Busbar voltage unbalance
Busbar B over-frequency 1 or 2 Busbar B > Frequency protections > Over-frequency 1 or 2 Busbar over-frequency
Busbar B under-frequency 1 or 2 Busbar B > Frequency protections > Under-frequency 1 or 2 Busbar under-frequency
DESIGNER'S HANDBOOK 4189340911K UK Page 411 of 521
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