Functions
6-34 7SJ62 Manual
C53000-G1140-C121-1
6.2.2.3 Information List for Phase Overcurrent Protection
6.2.2.4 Programming Settings for Time-Overcurrent Ground Protection
General The functions associated with time-overcurrent protection were established during
configuration of protective functions (Section 5.1) at address . If address
was set equal to 'HILQLWH7LPHRQO\, then only the settings for the definite-time
elements are available.
At address )&711, ground time-overcurrent protection may be switched
21 or 2)) independent of the phase time-overcurrent protection.
Pickup values, time delays, and characteristic curves for ground protection are set
separately from the pickup values, time delays and characteristic curves associated
F# LCD-Text Comment
1761 50(N)/51(N) PU
50(N)/51(N) O/C GENERAL PICKUP
1791 50(N)/51(N)TRIP
50(N)/51(N) GENERAL TRIP
F# LCD-Text Comment
1751 50/51 PH OFF 50/51 O/C switched OFF
1752 50/51 PH BLK 50/51 O/C is BLOCKED
1753 50/51 PH ACT 50/51 O/C is ACTIVE
1762 50/51 Ph A PU 50/51 Phase A picked up
1763 50/51 Ph B PU 50/51 Phase B picked up
1764 50/51 Ph C PU 50/51 Phase C picked up
1800 50-2 picked up 50-2 picked up
1805 50-2 TRIP 50-2 TRIP
1810 50-1 picked up 50-1 picked up
1815 50-1 TRIP 50-1 TRIP
1820 51 picked up 51 picked up
1825 51 TRIP 51 TRIP
1866 51 Disk Pickup 51 Disk emulation Pickup
1804 50-2 TimeOut 50-2 Time Out
1814 50-1 TimeOut 50-1 Time Out
1824 51 Time Out 51 Time Out
1851 50-1 BLOCKED 50-1 BLOCKED
1852 50-2 BLOCKED 50-2 BLOCKED
1855 51 BLOCKED 51 BLOCKED
1704 >BLK 50/51 >BLOCK 50/51
1721 >BLOCK 50-2 >BLOCK 50-2
1722 >BLOCK 50-1 >BLOCK 50-1
1723 >BLOCK 51 >BLOCK 51
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