Configuration Setting; Interlocking For 1 1/2 Cb Bh - ABB Relion REC670 Applications Manual

Bay control version 2.1 iec

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1MRK 511 358-UEN A

IEC04000518 V1 EN-US

Figure 148: Switchyard layout double circuit breaker

For a double circuit-breaker bay, the modules DB_BUS_A, DB_LINE and DB_BUS_B must be

Configuration setting

For application without QB9 and QC9, just set the appropriate inputs to open state and

disregard the outputs. In the functional block diagram, 0 and 1 are designated 0=FALSE and

If, in this case, line voltage supervision is added, then rather than setting QB9 to open state,

specify the state of the voltage supervision:

QB9_OP = VOLT_OFF

QB9_CL = VOLT_ON

If there is no voltage supervision, then set the corresponding inputs as follows:

VOLT_OFF = 1

Application manual

en04000518.vsd

IP14173-1 v3

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Relion 670 series