If Line also switched-off, another correction -40 100 performed.Page 109
Detailed description REG-DP/ REG-DPA parameters
If this option enabled, the switching state the binary inputs during the last search for
the resonance point are taken into account. healthy grid, a
change the binary inputs will always start tuning process.
.
Example:
Value set the menu:
Line A
Line A
Type readjustment: Tuning+Correction
Current value the regulator:
Ires 200 A
Ipos 220 (10% overcompensation)
Ires Ipos
A
abs(IF)
A
Ires +
compensation
Ires2
220 A
140 A
120 220 A
a)
b)
Figure 78: Current across the faulty section
If Line with capacitive current switched off isolate the earth fault (Figure 78:
Case a), the regulator notified through digital input. change the binary inputs also detected
during the earth fault and the P-coil readjusted the requirements. The switch-off corresponds shift-
ing the fault current curve the left. The regulator responds correcting the current coil
position -80 The P-coil adjusted value 220 140 A
