ABB Relion 650 Series REL650 Commissioning Manual page 163

Line distance protection, ansi
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1MRK 506 331-UUS A
Commissioning Manual
V
A
1
4
GUID-BBAEAF55-8D01-4711-A71D-BBC76B60BA3D V1 EN
Figure 25:
Testing output contacts using the voltage drop method
1 Contact current
2 Contact voltage drop
3 Load
4 Supply voltage
Troubleshooting
2
3
Section 8
155

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