Version Changes
P631
‑302
‑401/402
‑602-705
Release: 2002-04-19
Hardware
No changes.
Diagram
No changes.
Software
No changes.
P631
‑302
‑401/402
‑602-706
Release: 2002-06-06
Hardware
No changes.
Diagram
No changes.
Software
LOC
Bug fixing:
●
Two pixels in the Cyrillic characters were
displayed incorrectly. This bug affected only the
language variant -805.
P631
‑302
‑401/402
‑603
Release: 2002-11-27
Hardware
No changes.
Diagram
No changes.
Software
DVICE
Bug fixing:
●
A device ID for the entry of an order extension
number was missing.
DIFF Amplitude matching factor restrictions are relaxed.
Zero sequence current filtering for odd vector group IDs
is improved.
Setting ranges of the tripping characteristic and of the
unrestrained differential element are extended.
The hysteresis of the tripping characteristic can now be
disabled.
Definite-time trip delay is available.
IDMT Accuracy of tripping time is improved. Particularly the
characteristic “IEC extremely inverse” is now within the
claimed tolerance range.
A5 P631 Version History
P631
P631/EN M/R-11-C // P631-310-650 A5-3
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