ABB Relion 670 Series Applications Manual page 302

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*) Other input/output signals as in previous single

breaker arrangements

ANSI04000137 V3 EN-US

Figure 138: Additional input and output signals at multi-breaker arrangement. The connections can

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.

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 input 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)

ANSI04000137-3-en.vsd

be made "symmetrical" to make it possible to control the priority by the settings,

Priority: High/Low

1MRK 505 370-UUS Rev. K

GUID-74980A07-CF89-488F-AB17-E5351D0032EE v1

Busbar protection REB670

Application manual

Relion reb670