VAMP 259 - Page 18

2.2 Local panel operations
2 Local panel user interface
Operation and configuration
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VM259EN007
Third menu of I>> 50/51 stage
Figure 2.2.2-3. Third and last menu (next on the right) of I>> 50/51 stage
This is the menu for registered values by the I>> stage. Fault
logs are explained in chapter 2.2.4.

FAULT LOG 1
This is the latest of the eight available logs. You may move between the
logs by pressing push buttons ENTER and then RIGHT or LEFT.

2006-09-14
Date of the log.

12:25:10.288
Time of the log.

Type 1-2
The overcurrent fault has been detected in phases L1 and L2 (A & B,
red & yellow, R&S, u&v).

Flt 2.86xIn
The fault current has been 2.86 per unit.

Load 0.99xIn
The average load current before the fault has been 0.99 pu.

EDly 81%
The elapsed operation delay has been 81% of the setting 0.60 s = 0.49 s.
Any registered elapsed delay less than 100 % means that the stage has
not tripped, because the fault duration has been shorter than the delay
setting.

SetGrp 1
The setting group has been 1. This line can be reached by pressing
ENTER and several times the DOWN button.