Micom P631 - Page 383

Parameter Address
Default Min Max Unit Logic Diagram
Circuit breaker
failure protection
CBF_1: General enable USER
022 080
0: No Fig. 3-126, (p. 3-159)
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CBF_2: General enable USER
022 214
0: No
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Disabling or enabling circuit breaker failure protection.
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CBF_1: Select. meas. input
022 156
0: End a
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CBF_2: Select. meas. input
022 157
1: End b
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Selection of measuring input – the circuit breaker failure protection is controlled
by its current.
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CBF_1: Fct.assign. starting
022 202
060 000: MAIN: Without function Fig. 3-130, (p. 3-163)
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CBF_2: Fct.assign. starting
022 216
060 000: MAIN: Without function
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Select which of the trip commands is to be used as a start criterion for the CBF
function.
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CBF_1: Start with man. trip
022 154
0: No Fig. 3-130, (p. 3-163)
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CBF_2: Start with man. trip
022 175
0: No
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Setting that permit a manual trip signal to also be used as a start criterion.
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CBF_1: Fct.assignm. CBAux.
022 159
060 000: MAIN: Without function Fig. 3-130, (p. 3-163)
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CBF_2: Fct.assignm. CBAux.
022 217
060 000: MAIN: Without function
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Selection of trip signals – assigned to Gen. trip command 1 – for which, in
addition to current flow monitoring, status signals from CB auxiliary contacts are
evaluated.
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CBF_1: I<
022 160
1.00 0.05 20.00 Inom Fig. 3-128, (p. 3-161)
Fig. 3-130, (p. 3-163)
Fig. 3-134, (p. 3-165)
Fig. 3-135, (p. 3-166)
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CBF_2: I<
022 215
1.00 0.05 20.00 Inom
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Setting for the threshold to detect a break in current flow.
7 Settings
P631
P631/EN M/R-11-C // P631-310-650 7-83