Table 187. Tap changer control with voltage regulator (OL5ATCC) main settings
Parameter
Function
Value (Range)
Step
LDC enable
OL5ATCC
0 = False
1 = True
-
Parallel mode
OL5ATCC
2 = Master
3 = Follower
5 = NRP
7 = MCC
-1 = Input control
-2 = Command
-
Band center voltage
OL5ATCC
0.000...2.000 × U
n
0.001
Line drop V Ris
OL5ATCC
0.0...25.0%
0.1
Line drop V React
OL5ATCC
0.0...25.0%
0.1
Band reduction
OL5ATCC
0.00...9.00 %U
n
0.01
Stability factor
OL5ATCC
0.0...70.0%
0.1
Rv Pwr flow allowed
OL5ATCC
0 = False
1 = True
-
Operation mode
OL5ATCC
1 = Manual
2 = Auto single
3 = Parallel manual
4 = Auto parallel
5 = Input control
6 = Command
-
Parallel trafos
OL5ATCC
0...10
1
Delay characteristic
OL5ATCC
0 = Inverse time
1 = Definite time
-
Band width voltage
OL5ATCC
1.20...18.00 %U
n
0.01
Load current limit
OL5ATCC
0.10...5.00 × I
n
0.01
Block lower voltage
OL5ATCC
0.10...1.20 × U
n
0.01
LTC pulse time
OL5ATCC
500...10000 ms
100
Table 188. Petersen coil controller (PASANCR)
Characteristic
Value
Measuring accuracy
Resistance:
±2% or ±1 Ω
Operation accuracy
1)
I_RESONANCE:
Typically ±2 A
I_DAMPING:
Typically ±2 A
1)
Network resonance point voltage must be at least 0.01 × U
n
, where U
n
= nominal phase-to-earth voltage
1MRS759144 A
REX640
Product version: 1
ABB
89
Summary of Contents for RELION REX640
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