ABB Relion 670 Series Applications Manual page 313

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1MRK 511 401-UUS F

*) Other input/output signals as in previous single

breaker arrangements

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Figure 124: Additional input and output signals at multi-breaker arrangement. The

Auto recloser settings

The settings for the auto recloser are set using the local HMI (LHMI) or PCM600.

This setting guideline describes the settings of the auto recloser using the LHMI.

Bay control REC670

Application manual

The signals can be cross-connected to allow simple changing of the priority by just

setting the High and the Low priorities without changing the configuration. The

52a for each circuit breaker is important in multi-breaker arrangements to

ensure that the circuit breaker was closed at the beginning of the cycle. If the High

priority circuit breaker is not closed the High priority moves to the low priority

circuit breaker.

Terminal '' Master "

Priority = High

SMBRREC (79)

Terminal '' Slave "

Priority = Low

SMBRREC (79)

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connections can be made "symmetrical" to make it possible to control the priority

by the settings, Priority: High/Low

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