ABB REL 551-C1*2.5 - Page 27

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Terminal identification rated and base values Chapter 2
General
Path in local HMI: Configuration/AnalogInputs/TrafoinpModule
Table 8: Rated Currents
U3Scale 1.000 -
20000.000
Step: 0.001
2000.000 - Main voltage transformer ratio, input U3
Name_U3 0 - 13 U3 char User-defined name of input U3
U4b 30.000 -
500.000
Step: 0.001
63.509 V Base voltage of input U4
U4Scale 1.000 -
20000.000
Step: 0.001
2000.000 - Main voltage transformer ratio, input U4
Name_U4 0 - 13 U4 char User-defined name of input U4
U5b 30.000 -
500.000
Step: 0.001
63.509 V Base voltage of input U5
U5Scale 1.000 -
20000.000
Step: 0.001
2000.000 - Main voltage transformer ratio, input U5
Name_U5 0 - 13 U5 char User-defined name of input U5
Parameter Range Default Unit Description
Ir * 0.1000 -
10.0000
Step: 0.0001
1.0000 A Rated current of transformer mod-
ule
I1r * 0.1000 -
10.0000
Step: 0.0001
1.0000 A Rated current of transformer on
input I1
I2r * 0.1000 -
10.0000
Step: 0.0001
1.0000 A Rated current of transformer on
input I2
I3r* 0.1000 -
10.0000
Step: 0.0001
1.0000 A Rated current of transformer on
input I3
I4r* 0.1000 -
10.0000
Step: 0.0001
1.0000 A Rated current of transformer on
input I4
I5r* 0.1000 -
10.0000
Step: 0.0001
1.0000 A Rated current of transformer on
input I5
*) 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.
Parameter Range Default Unit Description