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ABB Relion 670 series - Page 1333

ABB Relion 670 series
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C
en07000196.vsd
IEC07000196 V1 EN-US
Figure 665: Overview of the X.21 LDCM module
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23
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en07000239.wmf
1 8
9 15
IEC07000239 V1 EN-US
Figure 666: The X.21 LDCM module external connectors
1. Ground selection connector for IO, screw terminals, 2-pole
2. Ground pin
3. Soft ground pin, see figure
667
4. X.21 Micro D-sub 15 pole male connector according to the V11 (X:27) balanced version
1MRK 502 066-UUS B Section 22
IED hardware
1327
Technical manual

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