- 1656 -
Function table (1/2)
Phase-segregated current differential protection
Charging current compensation
CT failure detection by Id
Through-fault current countermeasure
Zero phase current differential protection
Charging current compensation
Through-fault current countermeasure
Direct transfer trip function
Distance protection(for phase fault) with 6zones
Switch on to fault protection
Distance protection(for earth fault) with 6zones
Switch on to fault protection
Directional earth fault carrier command protection
Distance carrier command protection
Switch on to fault protection
Non-directional / directional definite time over-current protection
Non-directional / directional inverse time over-current protection
Non-directional / directional definite time earth fault over-current protection
Non-directional / directional inverse time earth fault over-current protection
Non-Directional / directional Negative sequence phase over-current protection
Thermal overload protection
Broken conductor protection
Circuit breaker failure protection
Phase over-voltage protection
Phase-phase over-voltage protection
Earth fault over-voltage protection
Phase under-voltage protection
Phase-phase under-voltage protection
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Note: Ordering number is keyed at ‘G’ and ‘T’ positions on ‘Software selection’ (see p. 1655).