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ABB Relion 670 series - Design

ABB Relion 670 series
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19.2.18.2 Design
The galvanic X.21 line data communication module uses a ABB specific PC*MIP
Type II format.
C
en07000196.vsd
IEC07000196 V1 EN
Figure 538: Overview of the X.21 LDCM module
1
23
4
en07000239.wmf
1 8
9 15
IEC07000239 V1 EN
Figure 539: The X.21 LDCM module external connectors
Section 19 1MRK505222-UUS C
IED hardware
1126
Technical reference manual

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