ABB REL 501-C1 2.5 Technical Reference Manual page 29

Line distance protection terminal
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Terminal identification rated and base values
Table 6:
Rated Voltages
Parameter
Range
Ur *
10.000 -
500.000
Step: 0.001
U1r *
10.000 -
500.000
Step: 0.001
U2r *
10.000 -
500.000
Step: 0.001
U3r*
10.000 -
500.000
Step: 0.001
U4r*
10.000 -
500.000
Step: 0.001
U5r*
10.000 -
500.000
Step: 0.001
*) Setting can be done through the local HMI only. The setting should normally not be changed by the user.
The setting is factory preset and depends on the selected transformer input module.
Path in local HMI: Configuration/AnalogInputs/U1-U5
Table 7:
Analog Inputs - Voltage
Parameter
Range
U1b
30.000 -
500.000
Step:0.001
U1Scale
1.000 -
20000.000
Step: 0.001
Name_U1
0 - 13
U2b
30.000 -
500.000
Step: 0.001
U2Scale
1.000 -
20000.000
Step: 0.001
Name_U2
0 - 13
U3b
30.000 -
500.000
Step: 0.001
Default
Unit
Description
110.000
V
Rated voltage of transformer module
63.509
V
Rated voltage of transformer on input U1
63.509
V
Rated voltage of transformer on input U2
63.509
V
Rated voltage of transformer on input U3
63.509
V
Rated voltage of transformer on input U4
63.509
V
Rated voltage of transformer on input U5
Default
Unit
Description
63.509
V
Base voltage of input U1
2000.000
-
Main voltage transformer ratio, input U1
U1
char
User-defined name of input U1
63.509
V
Base voltage of input U2
2000.000
-
Main voltage transformer ratio, input U2
U2
char
User-defined name of input U2
63.509
V
Base voltage of input U3
Chapter 2
General
17

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