Technical Data - ABB Relion 670 Series Technical Reference Manual

Section 5
Differential protection
Name Values (Range)
TraBOnInpCh No Transf B
1
2
3
4
5
6
RatVoltW1TraB 1.0 - 9999.9
RatVoltW2TraB 1.0 - 9999.9
ClockNumTransB 0 [0 deg]
1 [30 deg lag]
2 [60 deg lag]
3 [90 deg lag]
4 [120 deg lag]
5 [150 deg lag]
6 [180 deg lag]
7 [210 deg lag]
8 [240 deg lag]
9 [270 deg lag]
10 [300 deg lag]
11 [330 deg lag]
ZerSeqPassTraB No
Yes
Table 82: LDLPDIF (87L) Non group settings (basic)
Name Values (Range)
Operation Disabled
Enabled
testModeSet Disabled
Enabled
ReleaseLocal Block all
Release local
5.1.6
160
Unit Step
- -
kV 0.1
kV 0.1
- -
- -
Unit Step
- -
- -
- -

Technical data

Table 83: L3CPDIF, L6CPDIF, LT3CPDIF, LT6CPDIF (87L, 87LT) technical data
Function
Minimum operate current
SlopeSection2
SlopeSection3
EndSection 1
Table continues on next page
Default Description
No Transf B Power transformer B applied on input channel
X
130.0 Transformer B rated voltage (kV) on winding
1 (HV winding)
130.0 Transformer B rated voltage (kV) on winding
2 (LV winding)
0 [0 deg] Transf. B phase shift in multiples of 30 deg, 2
for 60 deg
No Yes/No for capability of transf B to transform
zero seq curr
Default Description
Enabled Disable/Enable Operation
Disabled Test mode On/Off
Block all Release of local terminal for trip under test
mode
Range or value
IBase
(20-200)% of
(10.0-50.0)%
(30.0-100.0)%
IBase
(20–150)% of
1MRK505222-UUS C
Accuracy
± 1.0% of I at I £ I
n n
± 1.0% of I at I >I
n
-
-
-
Technical reference manual