ABB REL670 - General Settings Configuration

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About this chapter Chapter 6
Checking the external optical and
electrical connections
Chapter 6 Checking the
external optical and
electrical connecti
ons
About this chapter
This chapter describes what to check to ensure correct connection to the external circuitry, such
as the auxiliary power supply, CT’s and VT’s. These checks must be made with the protection
IED de-energized.