Table 144: FMPSPDIS Group settings (advanced)
Name Values (Range) Unit Step Default Description
DeltaIMinOp 5 - 100 %IB 1 10 Delta current level in % of IBase
DeltaVMinOp 5 - 100 %VB 1 20 Delta voltage level in % of Vbase
V1Level 5 - 100 %VB 1 80 Pos seq voltage limit for identification of 3-ph
fault
I1LowLevel 5 - 200 %IB 1 10 Pos seq current level for identification of 3-ph
fault in % of IBase
V1MinOp 5 - 100 %VB 1 20 Minimum operate positive sequence voltage
for ph sel
V2MinOp 1 - 100 %VB 1 5 Minimum operate negative sequence voltage
for ph sel
INRelPG 10 - 100 %IB 1 20 3I0 limit for release ph-g measuring loops in
% of max phase current
3I0BLK_PP 10 - 100 %IB 1 40 3I0 limit for blocking phase-to-phase
measuring loops in % of max phase current
6.8.6  Technical data
Table 145: FMPSPDIS (21) technical data
Function
Range or value Accuracy
Minimum operate current (5-30)% of 
IBase
± 1.0% of I
n
Load encroachment criteria:
Load resistance, forward and
reverse
(0.5–3000) W/phase
(5–70) degrees
± 2.0% static accuracy
Conditions:
Voltage range: (0.1–1.1) x V
n
Current range: (0.5–30) x I
n
Angle: at 0 degrees and 85 degrees
6.9  Distance protection zone, quadrilateral characteristic,
separate settings ZMRPDIS (21), ZMRAPDIS (21)
and ZDRDIR (21D)
1MRK505222-UUS C Section 6
Impedance protection
303
Technical reference manual