ABB RET670 Applications Manual page 875

1MRK504116-UUS C
Application manual
Function Name Type
GT02 Logic gate
GT22 Logic gate
GT24 Logic gate
GT18 Logic gate
GT29 Logic gate
GT25 Logic gate
GT17 Logic gate
Description
Enable the gate if the transformer is not an autotransformer
Enable the gate if WDG1 circuit breaker position input is 52a
Enable the gate if WDG2 circuit breaker position input is 52a
Enable the gate if WDG3 circuit breaker position input is 52a
Enable the gate to by-pass the external Synchro-check for WDG1
circuit breaker closing
Enable the gate to by-pass the external Synchro-check for WDG2
circuit breaker closing
Enable the gate to by-pass the external Synchro-check for WDG3
circuit breaker closing
Section 6
Configuration
869