ABB Relion 650 Series Technical Manual page 106

Section 5
Impedance protection
TimerPP=Disabled
TimerPE=Disabled
NDIR_
FWD_PP
REV_PP
NDIR_G
FWD_G
REV_G
ANSI10000187 V1 EN-US
Figure 54: TRIP and PICKUP signal logic
5.2.7 Technical data
Table 25:
Function
Minimum operate current
Reactive reach, positive
sequence
Reactive reach, zero sequence,
forward and reverse
Fault resistance, phase-to-
ground faults, forward and
reverse
Fault resistance, phase-to-
phase faults, forward and
reverse
Load encroachment criteria:
Load resistance, forward and
reverse
Safety load impedance angle
100
AND
AND
PP
OR
OR
(21) Technical data
Range or value
(5-500)% of IBase
(0.50–3000.00)
(0.50 - 3000.00)
(1.00–9000.00) Ω/loop
(0.50–3000.00) Ω/loop
(1.00–3000.00) Ω/phase
(5-70) degrees
© Copyright 2011 ABB Power Grids. All rights reserved
tPP
AND
t
OR
tPG
t
AND
OR
Accuracy
± 1.0% of I
± 2.0% static accuracy
Conditions:
Voltage range: (0.1-1.1) x V
Current range: (0.5-30) x I
Angle: at 0 degrees and 85 degrees
1MRK 506 326-UUS B
TRIP
OR
PICKUP
ANSI10000187-1-en.vsd
n
n
n
Line distance protection REL650
Technical manual
M16024-1 v7