APPAR ATUS CO NTRO L TESTING
PANEL INTERNAL INTER LO CKING
1VLG5000 17 C
41
Step 6/7
Move the circuit breaker truck into the service position. Close the circuit breaker. Check the
circuit breaker status on the protection relay LHMI.
Figure 59: Single line diagram, the circuit breaker is closed and in the service position
Step 7/7
Check the impossibility of isolating the circuit breaker from service when it is closed.
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