Setting Parameters - ABB Relion 670 Series Technical Reference Manual

Section 6
Impedance protection
6.2.5
Table 109: ZMCPDIS (21) Group settings (basic)
Name Values (Range)
Operation Disabled
Enabled
IBase 1 - 99999
VBase 0.05 - 2000.00
OperationDir Disabled
Non-directional
Forward
Reverse
OperationPP Disabled
Enabled
X1FwPP 0.10 - 3000.00
R1PP 0.01 - 1000.00
RFltFwdPP 0.10 - 3000.00
X1RvPP 0.10 - 3000.00
RFltRevPP 0.10 - 3000.00
Timer tPP Disabled
Enabled
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Table 107: ZDSRDIR (21D) Input signals
Name Type
I3P GROUP
SIGNAL
V3P GROUP
SIGNAL
Table 108: ZDSRDIR (21D) Output signals
Name Type
PUFW BOOLEAN
PUREV BOOLEAN
STDIRCND INTEGER

Setting parameters

Settings for ZMCPDIS (21) are valid for zone 1, while settings for
ZMCAPDIS (21) are valid for zone 2 - 5
Unit Step
- -
A 1
kV 0.05
- -
- -
ohm/p 0.01
ohm/p 0.01
ohm/l 0.01
ohm/p 0.01
ohm/l 0.01
- -
Default Description
- Group connection for current
- Group connection for voltage
Description
Pickup in forward direction
Pickup in reverse direction
Binary coded directional information per measuring loop
Default Description
Enabled Disable/Enable Operation
3000 Base current, i.e. rated current
400.00 Base voltage, i.e. rated voltage
Forward Operation mode of directionality NonDir /
Forw / Rev
Enabled Operation mode Disable/Enable of Phase-
Phase loops
30.00 Positive sequence reactance reach, Ph-Ph,
forward
5.00 Positive seq. resistance for characteristic
angle, Ph-Ph
30.00 Fault resistance reach, Ph-Ph, forward
30.00 Positive sequence reactance reach, Ph-Ph,
reverse
30.00 Fault resistance reach, Ph-Ph, reverse
Enabled Operation mode Disable/Enable of Zone
timer, Ph-Ph
1MRK505222-UUS C
Technical reference manual