Siemens Siprotec 7UM62 Manual page 37

7UM62 Manual
C53000-G1176-C149-3
For the differential protection, address 0120 DIFF. PROT. allows to specify the type
of protected object (Generator/Motor or 3-phase Transformer); the function
can be excluded altogether by setting Disabled.
Side 2
G
3∼
7UM62
Figure 2-2 Use as Generator Differential Protection
Side 2
G
3∼
7UM62
Figure 2-3 Use as Block Differential Protection (Overall Protection)
For the following application, the settings of the generator data under Power System
Data 1 must be same as for the transformer data of side 2:
G
3∼
Figure 2-4 Use as Transformer Differential Protection
Side 1
Address 0120 DIFF. PROT. =
Generator/Motor
Address 0120 DIFF. PROT. =
3-phase Transformer
Side 2
7UM62
Functional Scope
Side 1
Side 1
Address 0120 DIFF. PROT.
= 3-phase Transformer
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