VAMP 59 - Page 169

Technical description
7 Application
7.2 Trip circuit supervision
VM59.EN001
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Figure 7.2.1-1 Trip circuit supervision using a single digital input and an
external resistor R. The circuit-breaker is in the closed position. The
supervised circuitry in this CB position is double-lined. The digital input is
in active state when the trip circuit is complete.