Name
Type
Description
REV_G
BOOLEAN
Ground fault detected in reverse direction
NDIR_A
BOOLEAN
Non directional fault detected in Phase A
NDIR_B
BOOLEAN
Non directional fault detected in Phase B
NDIR_C
BOOLEAN
Non directional fault detected in Phase C
NDIR_G
BOOLEAN
Non directional phase-to-ground fault detected
FWD_1PH
BOOLEAN
Single phase-to-ground fault in forward direction
FWD_2PH
BOOLEAN
Phase-to-phase fault in forward direction
FWD_3PH
BOOLEAN
Three phase fault in forward direction
PHG_FLT
BOOLEAN
Release condition to enable phase-ground measuring elements
PHPH_FLT
BOOLEAN
Release condition to enable phase-phase measuring elements
PHSELZ
INTEGER
21 pickup with load encroachment and 3I0
DLECND
INTEGER
Pickup for load encroachment and 3I0
7.2.5
Settings
PID-3642-SETTINGS v5
Table 95: FDPSPDIS (21) Group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
3I0BLK_PP
10 - 100
%IPh
1
40
3I0 limit for disabling phase-to-phase
measuring loops
3I0Enable_PG
10 - 100
%IPh
1
20
3I0 pickup for releasing phase-to-ground
measuring loops
RLdFwd
1.00 - 3000.00
Ohm/p
0.01
80.00
Forward resistive reach for the load
impedance area
RldRev
1.00 - 3000.00
Ohm/p
0.01
80.00
Reverse resistive reach for the load
impedance area
LdAngle
5 - 70
Deg
1
30
Load angle determining the load
impedance area
X1
0.50 - 3000.00
Ohm/p
0.01
40.00
Positive sequence reactance reach
X0
0.50 - 9000.00
Ohm/p
0.01
120.00
Zero sequence reactance reach
RFltFwdPP
0.50 - 3000.00
Ohm/l
0.01
30.00
Fault resistance reach, Ph-Ph, forward
RFltRevPP
0.50 - 3000.00
Ohm/l
0.01
30.00
Fault resistance reach, Ph-Ph, reverse
RFltFwdPG
1.00 - 9000.00
Ohm/l
0.01
100.00
Fault resistance reach, Ph-G, forward
RFltRevPG
1.00 - 9000.00
Ohm/l
0.01
100.00
Fault resistance reach, Ph-G, reverse
IMinPUPP
5 - 500
%IB
1
10
Minimum operate delta current for Phase-
Phase loops
IMinPUPG
5 - 500
%IB
1
5
Minimum pickup phase current for Phase-
to-ground loops
1MRK 502 066-UUS B
Section 7
Impedance protection
199
Technical manual
Содержание Relion 670 series
Страница 1: ... RELION 670 SERIES Generator protection REG670 Version 2 1 ANSI Technical manual ...
Страница 2: ......
Страница 48: ...42 ...
Страница 62: ...56 ...
Страница 182: ...176 ...
Страница 692: ...686 ...
Страница 726: ...720 ...
Страница 1014: ...1008 ...
Страница 1242: ...1236 ...
Страница 1362: ...1356 ...
Страница 1386: ...1380 ...
Страница 1422: ...1416 ...
Страница 1431: ...1425 ...